Max lift stock 460 heads. Windsor Discussion starter.

Max lift stock 460 heads The local race course has a Cheap Street class that specifies stock block with conventional heads and a 4150 carb. 5:1) Modified by Eddy Woods from The Head Stud Inlet flow 293 cfm @ . Jump to Latest 11K views 6 replies 5 participants last post by mr 4 speed Nov 23, 2007. Scorpion and others make replacement adjustable rockers to fit un-altered D3 heads that seem to be a decent alternative. Started by GunShyKennedy, March 24, 2016, 02:35:26 AM. right now i have comp magnum 1. Can someone explain that? Study up -- max lift has nothing to do with p to v clearance. I hate the Z springs Even the 943X I have broke them with the little 268H in about a year of hammering on it. 050) = . LeLynn Discussion starter. We ran quite abit of cam in it,860ish lift and around 300 @ 50 on duration, with a Chris, thanks for the link. 030 lash, so the actual The best stock (OEM) 429/460 heads are the CJ (or SCJ) heads that have casting number DOOE-. 545" max Allowing for . 460"-. ) . 650 is not difficult with the smaller heads. Or . I used the C8VE-E heads ported to the max and had the 2. That is about what I thought. 400 lift for intake or exhaust. The only way to really know is to remove the springs and measure the retainer to valve seal clearance. Valve size compared to the reliefs in the pistons, and earlier opening intake events/later closing exhaust events (more duration and tighter LSA's) are what usually limit clearance. The big-block Ford 429 and its longer-stroke brother, the 460, came to serve primarily as torquey powerplants in huge Ford, Lincoln, and Mercury luxury cars (and as hi matt, not to quite sure about max lift with stock pistons, but valve springs it is . 600 lift cam with the DOVE-Cs. A-460 Heads The EX 514 is available in cast iron also. Same cam same stock springs but no shims. If 650 is competitive shoot for 700. 050 with 548/580 lift. For a first post, this is kind of a generic question, but something I need to know, what kind of lift can be safely had with pretty much stock heads? The engine I'm running is out of a '75 town car. At max lift the Horsepower TV just did a budget build of a 460. I've heard that using the stock type rail rockers, the ones that came on the 68-72 429 and 460, can only handle like 0. " The power generating numbers have been given in earlier posts relative to normally aspirated engines running as-cast OEM C9VE heads. 5 to1 rockers and I want to put in a crazy cam that I got from a friend into my chopped 54. The cam they are specing out is 726 lift. I know that most EVERYTHING has a safety margin figured in for people like me who may push it a little past. 470" lift- but this has to be verified on a per head basis. 1/370, 7. I did some checking on mine and found that I had only about . On the other two sets, one was set up for a CC 268H with . 67 max. Heads shaved just enough to help compression a little, but not enough to cause alignment issues. Lift Intake Exhaust Those numbers are realistic based on my experience with max effort hand port work. A429 Aluminum Motorsports Cobra Jet heads INTK Lift- stock/ Ported----- EXH Lift- stock/ Ported 0. 435/. 050 and 560 lift with stock valve guides and no problems yet on C8VE-E heads but thats pushing it to the limit. Unmodified heads w/stock retainers and seals will allow somewhere between 0. Last few months the valves started to float a lot. 487" lift and fit stock heads with no machine work are only like $40, so if I had to buy new springs now, it wouldn't be a big deal. Windsor Apr 7, 2003. 200 cfm exhaust ports will support 728 HP 460 Ford Forum. 09, or 2. To avoid cutting the spring pockets Crane Cam 99846-16 springs are used. 354” so the lifters don’t lose contact w/the retainers; Cam lobe to connecting rod on strokers I'd deck the block and the heads. Any info on max lift with stock heads, Cam, rocker arm and intake suggestions would be For a first post, this is kind of a generic question, but something I need to know, what kind of lift can be safely had with pretty much stock heads? The engine I'm running is out of a What is the largest came you can run with a stock 70's 460 and D3 heads? is the crane adjustable rocker are ok for mild to moderate street use? Are there other kits? I'm really interested in the answer to this question, as I was eyeballing a 512/512 ish gross lift cam and I am running stock valve springs on D2VE heads until I have the cash to Since your orginal opening was about Max Valve lift and you listed a 68 460, those heads will go . In a 1984 460 with D3VE heads, the OEM stamped steel rocker arm valve train can handle perhaps 0. 456" for head #1 , and . 050, . 500" lift! May God's Grace Bless You '78 BRONCO: 508" stroker, TFS heads, Dominator MPFI & DIS, cold air induction, dual 3" exhaust/Magnaflow mufflers, 100HP progressive dry direct-port NOS, A/C, Lentech Strip Terminator wide-ratio AOD, 3:1 Atlas II, modified Dana 44/60-lockers-4. And the ported D0VE heads will still have smaller port volume than my CJ heads so they’re certainly respond better at lower RPM. at 1. I know stock D0VE-C heads can make well over 500HP. DON'T use stock, . I say now that I wouldn't go back iron even if they were given to me for free. The big-block Ford 429 and its longer-stroke brother, the 460, came to serve primarily as torquey powerplants in huge Ford, Lincoln, and Mercury luxury cars (and as How much lift can the stock heads take before retainer to guide clearance becomes an issue? (I know I need to check P to V clearance also. The heads are casting number 33417369. Same as d3ve with induction hardened exhaust seats. 470 to . 490 without changing the push rods and rocker arms. For this year, I was thinking about just putting a set of Dove's on it or maybe even the old D00E-R's sitting in the corner. Lift is one thing but duration and overlap plays a big part on valve clearence. 552 exh. I have also read that lift above . 430 to . 454 would be the max safe valve lift,, the . With a Good Dual Plane intake 450"-460" Lift 216-218 at . Wouldn't be too shy to run as low as . I've got a completely stock 302 2 barrel in my 1976 F100. Hey everyone, quick question. 430 I/E lift cam in mild performance applications. 050 dur 110 L/C Camshaft and a Set of Headers it will be near 350 H. 10-27-2011 11:42 PM #8. Kill torque in a 545? Considering the application, I'd figure we're talking about a 4000+ stall, leaving on a trans brake. I didn't even have to cut the guides. Lobe Separation (degrees) 112 Stock springs can't handle the lift. 358 & Exh. I relize that the stock springs are no good for performance. 472" lift on the exhaust. 480 is the max lift you can squeze by without having to machine em down. Small ISKY cam and lifters, stock replacement pushrods 8. Can anyone tell me the max lift on a stock DOVE-C head with the appropriate valve springs? I have read on this site that you should stay under . Thanks every one. 27 AT 131. It's about done at 6K on my Edel head motor. He said it was bigger than stock, but I wan to know how much. Large 2. 9L / 300 Technically you can do such a thing without removing the John I. 480. 05- 45/ 43 ----- 0. 650 SKU: TFS exhaust ports raised . 040, but I don't remember the installed height, the whole thing worked. This is partly due to an increase of about 1/2 point Flow characteristics, on double hump heads are very limited, even with drastic porting they wont flow much past . 486 lift cam with stock springs and stock heads but that was the limit for those heads. Why bother going to a bigger cam, with those heads you'll never notice a difference. Please post your experience with maximum effort Super Cobra Jet heads (Kaase revised aluminum). Recently removed my E7s, but ran them hard for four years with a . Outside Diameter of Outer Trickflow PowerPort Cylinder Head, Big Block Ford 429/460, 290cc Intake, Chro. 432 Exhaust. Sort by Oldest first Oldest first Newest Stock Pontiac Head Specs * During my searching for information, I found quite a few discrepancies in the sources I was viewing. 420 inch. You have . 050 Any info will The #16 have a stock spring installed height of 1. Max HP and Lift With SCJ Heads. A. 525"+ area to take advantage of the quicker lobes allowed by larger diameter lifters in Fords. Damper Spring Included: Trick Flow® PowerPort® 290 Cylinder Heads for Ford 429/460. 460 to . 280 cam lift, lobe spread of 110 duration is 212 @. 100 total between the coils figured it would be easy to mill the head and up the cam,,putting the OE stock pistons-rings-bearings-valves back in. 050 and . 485" on head #2. 676K posts 38K members 2009 Silverado "Bertha": - 1500 LT ECLB 4x4 - 5. 460" valve lift, but any cam profile much more radical than a stock 068 cam will make it hard for the spring to keep the lifter on the cam lobe. Valve train kit for street heads $850. 460 lift. I use the comp cam 292 magnum flat hyd cam and its 244 @. 5/460) - Max lift - Hey guy's does anyone know what a stock D3VE Valve Spring will start to bind up at meaning lift, or what will they take as far as lift from an after market camshaft,. Trickflow PowerPort Head BBF Big Block Ford 290cc Intake Titanium Retainers Max Lift . 740 lift roller with these heads 2 seasons ago and it ran real well. p. The Trick Flow intake came from LEM EVANS, also completely stock as delivered. 0 H. If anything more than a stock cam is used, springs are required. 460 or so lift. 50-inch intake/exhaust If you set them up at 110 seat pressure they will rev a SBC to 7000+ rpm and with 313 rate your open pressure at . This is a direct bolt on cast iron cylinder head to replace your factory casting. 550" lift max, assuming you have the proper valve train components to go with said That A443 cam is more for mid range rpm. 470" of lift. Can anybody tell me the max valve lift of a stock SBC 350. Stock W heads are all out of breath by 5300, so take advantage of it. This allows the valve to stay open for the maximum amount of time where the lift needs to be, making sure the cam lasts longer than 50,000 miles. 5:1 compression with 64cc heads and piston that could handle max . 554 lift) Can a stock '70 CAR (9. , Max Lift . Whats the max lift I can get with a set of stock heads on a 351W? I have some 041 heads and wondered how much lift they would take before the guides and seals give me problems. That was very impressive and it was also 8 or 9 years ago when I lived in Tulsa. 1987 - 1996 F150 & Larger F-Series Trucks - Max lift for stock e7 valve springs - Does anyone happen to know the max lift the stock e7 valve springs can handle? 7. Once the exhaust ports are addressed go for as much flow from . It would raise the compression ratio from the dismal stock ratio, and I'd port them on the exhaust side. What's the max diameter intake/exhoust that will fit the heads, and what length are they? 9on Ebay i see different lenght valves. 509" max Head #2: . Hello everyone. Mr. 1,2,&3. 5:1) 390 take these okay? I'm starting off with a claimer 880 short block with 11. 600" lift easy over the stock 140s cfm numbers, but I have not idea what gains can be made with reworking the stock Exh manifolds! What is the highest lift i can go on the stock Ls1 heads? I will buy the cam package so its cam with springs plus the rods. I, P. 475". This cam is just 0. We ran the Mopar '509' cam with stock heavy duty rocker arms, 440-6V/hemi single springs w/dampers and stock style valve seals on stock 452 heads (and a few earlier heads) and this all worked, except when I later took the heads apart I noticed that all the seals had split, especially the intake valve seals. S LTs, 3" catless Mid pipes, 3" Magnaflow X pipe, Spintech 2. I don't have a leveling kit, and don't want to strap a chain across and have it pinch aluminum heads or valve covers. 500". 94-/1. Stock Buick 350 heads don't flow past . Send Private Topic View Profile. Stock springs may not be the route you are after, or maybe they are? Stock Magnum head flow is no slouch when compared to standard LA heads. 544 and I think 226/236 on a 108 or 110 CL and used a set of E7TE heads that were milled . Those heads are the worst flowing head GM ever made. I run it in a 521 with about 10. There is no contest if the maximum flow numbers are the only criteria. 0 Members and 1 Guest are viewing this topic. 3 Turbo NHRA Stock Eliminator 87 T-Bird Turbo Coupe 460 95 Mustang GT 5spd Saphire Blue (purple) 95 Mustang GT auto Saphire Blue (purple)IHRA Pure Stocker. A lot of responses will give you answers that they are running . There have been some differences among the different castings. Stock everything but I am sure with whatever cam I decide to get that I would lifters springs with it also. Can I run this cam with stock rockers? Also,will adjustables fit under the stock early '69 Chrome valve covers with high lifts? It is a stock 428cj in a '69 mach 4spd. @ . 480 lift. These cylinder heads deliver great throttle response and power from 1500 to 6500 rpm. 2 valve springs could support? LA w/ stock valve spring magnum heads - maximum lift. I have the stock 1. Roller rockers and guides are a must for lifts above . 670" lift using stock OEM Heads unless you run a . 0 HO mustang cam is around a . I have run similar sized cams in 'stock' engines in the past and gotten away with it, but new Crane Blue Racer springs that are good for . 450" these heads consistently put out 213-215cfm with the exhaust sitting close to 73% of that flow. Chevy High Performance says max of Biggest tires on stock 460? We're planning on lifting though and carrying the spare on a swing arm'd style bumper once money permits. 75LWB<br />350/350 tranny. plus any bigger and the Intake Valve Lift with Factory Rocker Arm Ratio 0. 465), stock unmodified GM Vortec Heads, Edelbrock Performer EPS Vortec intake manifold and We are building a 1997 460. The best so far is 782HP at 6700 with 725 FT/LBS at 5200. com I'm looking to do a little cam swap in my stock 289 and was wondering what the maximum valve lift is on these springs I really wanted to go with a repro of the hi-po cam in a hydraulic variant or a dual pattern, but they're bordering on . 360 engine. For your desired horsepower level and beyond. 680, 138 Lb Spring SKU: TFS exhaust ports raised . L. ): 0. Willy Reply With Quote. 500+ lifts on stock heads and they make horsepower. 450" lift with your vortec heads, we recommend using our high performance Vortec heads with the SDPC valve spring upgrade. 73s - Bone Stock (as far as you know) 2006 GTO Black/Black M6 "Charlotte": Ported PRC LS3 Heads / Flowtech AK-47 cam (23x/23x . Can gm 882 heads handle the lift? and will i need new pushrods? thanks in advance for your advice what is the max valve lift on a set of 781 ovals with stock length valves i am wondering can they go 700 lift using stock length or do i have to go longer valves . Outside Diameter My heads are after market heads with 62cc chambers 05 Sierra 4x4 6L LY6, BTR Stage 4 Ls1 NA cam, High Ram, NW 102 TB, Terminator X Max,Custom Stainless 3" Exhaust, Nitrous, Built 4L80E, Circle D 245mm 2C, Driveshaft Specialist 5" Driveshaft, 14SF, 4. 005 deck and maybe . 050 clearance on you spring. 469 max lift which I guess is why they didn't need and retainer to Guide clearancing. I always use the clay on pistons and roll the motor over with the head and cam assembly together. 270" from stock for increased airflow, and Fast As Cast® runners that duplicate the port shape and profile of CNC-ported heads for near-CNC-ported power and performance for about the same price as regular cast Maximum Valve Lift (in. ) I'm looking at the Crane 343941 (216*/228*@. com Properly ported Large valve heads with good low lift flow DO NOT cost you low end torque. www. 5 to 1 the ports on the P51s are completely stock as delivered by Kaase. Max flow rates are on the order of 325 to 330 intake and 200+ exhaust. Valve bind is a problem with the Vortec heads and this much lift, the maximum camshaft lift is . About the smallest aftermarket big block cam you'll find is . just curious. 2:1 comp. 7 roller rockers might push them past their limit. Years ago I ran a set of C9VE heads with a Crane CCH-304 Commander kit which had nearly identical lift specs,I had the guides cut for positive seals and the spring seats cut for the springs and we checked the guide height for retainer clearance for that lift but don't remember if we had to cut them down, I would check to make sure, it could make a good day shitty. Add in the recommended . Plus those Vortec heads have a 460 or so limit on lift unless you have some machining done on them. I have been porting a set of doves to increase the compression, and have installed 2. if i were to do a gasket match TFS B-460 Bastard Pro Stock heads III. When the valves are open at peak lift, the pistons are WAY down the cylinder. Is this too much weight?. 512 lift both sides, 220 duration, 110 LSA. 12. limit open pressure to 300lbs. 10s, Tru Trac, Cal Tracs, Atomic Coil Over Conversion, Atomic Rear Shock Relocation, Belltech 4 Also stock production heads do not support flow/volume much over about . The motor is a 466 with slightly ported DOOE-R heads. 550 in. COMPLETE CYLINDER HEADS FOR ROLLER CAM WITH UP TO . Do any of you guys know if this is true or have real world experience with this? The D0VE heads have been converted over to adjustable valve train via BBC rocker studs. 079 in difference in lift than you had Think of it this way A stock cam 5. 050" safety margin, and using the minimum clearance for each head, max safe valve lift on the two heads would be . 5 posts · Joined 2002 Add to quote; Only show this user #1 · Apr 5, 2003. My parts guy said it'd be fine, but I'm looking for numbers and he didnt know any. Ported BBF iron head specialist & Aluminum heads from all sources. Im running 351w heads with stock springs and a cam with . 563 lift) and the Lunati 00054LK (230*/230* @ . The bottom end is a bone stock 87 460. 025 off the heads. That's the cam I have in my 427 Nova right now. 529 Max lift. 76 valves. They have have a hydraulic flat tappet only rule. ): 1. I have run the '74 spec . My mild single pattern cam sports . The Trick-Flow streets will flow a MAXIMUM of about 375 CFM @ around . Previous topic - Next topic. 460 Ford Forum. This would be interesting to know for me also. would I notice a bigger performance gain by doing the 545 shortblock first, or the heads? Heads would be CNC ported Procomps or stock Edelbrocks. I have installed new stainless valves with Z28 springs and umbrella seals. We began replacing rocker arms, but not much improvement; still a gap, no preload. 270" from stock for increased airflow, and Fast As Cast® runners that duplicate the port shape and profile of CNC-ported heads for near-CNC What is the max RPM for stock rods?? WHAT IS THE MAX RPM RANGE FOR STOCK RODS? Lift should be in the . 19 or 2. For me at least. 0/429, 7. tango. 271 and you get the Max lift you can run with a spring. Then I wouldn't go over . So 1. 530. 500 over or . 557 of valve lift. 480 is max,provided seals are correctly installed,BUT,this MUST be verified with each set. Anything else will make your car a dog of the line. 04-07-12 06:15 PM - Post# 2212535 Mike is right on this, your max lift with those heads is in the 450 - 460 range. Do any of you guys What is the max safe rpm for a stock efi 460 short block? I'm building a budget oriented pull truck to run in the local "Stock" classes. 550" unless they have the exhaust bump in them. Save Share 429/460-Ford Performer RPM Heads Designed for 1968-87 429/460 Fords, these new Performer RPM heads are ideal for high-performance street, drag racing and marine applications. 10s, hydroboost/4-disc brakes, ram-assist/heim joint steering, Cage long radius Small Block V8 (221, 260, 289, 5. I was wonderning what is the maximum valve lift that you can use with stock non-adjustable rockers. 270" from stock for increased airflow, and Fast As Cast® runners that duplicate the port shape Does anyone know approximately how much valve lift can be used with bone stock chevy small block heads? The engine is a stock bore 4 bolt Goodwrench 350 with flat top pistons and 1. 4. 625 the same as So what is the max lift of a set of 78 440 springs? The engines not a race motor, just a nice street 440 with most duty under 5000RPM probably 5500 max. (all tied) New style TFS A-460, EX514 and the Eliminator 900 series. , milled heads (11. 530 lift and it In stock oem configuration working the exhaust ports and intake port bowl and short turn clean up with a back cut intake will add 50 HP. 850 - 1. the 460 will develop about 50 HP more than the 429. 520 max lift. 490 valve lift, . I tried to stick with stock heads for as long as I could, but finally gave in for aluminum heads. 7 rod Dove C heads (ported) 2. 454 max lift and the other set for a CC 262XE with (I think) . valve size fuellie E7TE 460 heads? and have larger-as-stock installed in them. From looking at various sites maximum Flow is around 410 @ . The cam lobe lift is Int. 586". /exh. The rub is from the inner aft bolt head in the wheel well. 559 lift, you need to, change springs, machine the heads for valve retainer to seal clearance, machine for adjustable rockers, and prolly flycut the pistons for clearance. 100" longer valve or take something off the top of the Valve guide which I don't recommend. Is the maximum lift limited mainly by valve spring coil bind or rocker arm slot length or push rod What is the max lift these heads can handle? 72 Chevelle base in a bajillion pieces Building a 400, 906 vortec heads, 780 cfm Holley, eddy air gap, headers, th-350, stage 2 shift kit, 2400 stall, junkyard serpentine 4. Modifying Vortec Heads For 0. 530 lift is about the max lift for using stock valve train on those heads, the 280H is . 8/351W) - Max cam lift in a stock '76 302? - Hey everyone, I'm kinda new to engine internals, but I planned on building up my 302 since I'm not driving my truck right now. Then run around an . 579" You want . This will allow for a lift of . 5/460) Ford V6; FE & FT Big Block V8 (332, 352, 360, 390, 406, 410, 427, 428) Ford Inline Six, 200, 250, 4. 444. The stock springs can support about . 460 - . Head #1: . I need some advice on what machine work they require to work with a high lift cam. Unmachined D3's with production length valves and stock retainers will allow about . Facebook; Max lift @ valve w/stock heads on 351W? Jump to Latest 2K views 4 replies 4 participants last post by Mr. They dyno'd the engine after the build and there were significant improvements. 600 lift comp springs, retainers and 460 @ 40 over4. 6 rockers will magnify the lift. Thread starter JAmes Dodge; Start date Aug 26, 2013 - JAmes Dodge Well-Known Member i wouldnt go any bigger than about 460 lift the 1. 850 in. 800 can create geometry issues. 8 :1 Victor 460 Dommy C-4 Reverse VB, 3800-4000 Edge converter So many things determine valve-to-piston clearance issues, such as the pistons, the heads, cam lift, cam duration, lobe separation angle, valve head diameter, etc. 510 to . If you want to run above 6K go solid. i ran a 270 280 @ . I was thinking if the a-460 heads and the matching intake. 030 35" Boggers locked front/rear 2008 F350 C/C Lariat 4x4 6. 41 1/8 6. Max lift i would go with those heads would be Intake . These prove to be the highest flowing factory valve angle 460 heads made period. Intake port cross section is small and I feel the heads are at their limit at some 550 to 600 HP. 4 POWERSTROKE 2013 43' Heartland Road Warrior 415 toy hauler (police interceptor) (those as being the best of the stock heads). 552 in. Windsor Discussion starter. EFI 460 heads? Jump to Latest 70 cyclone spoiler 429scj 70 mach 1 mustang 638 cu. 5 rockers. I had the KB pistons with about 11. I'm just curious what the threshold would be before they were pulled out. 447 lift with 1. in. 470" total between the stock positive valve seals and the retainer. I have a stock D1VE-A2B block , stock crank 2YABC and D3VE-A2A heads. 5:1 ratio rocker arms. after . 537 & Exh. With stock valvetrain on C8VE Pistons and D0VE heads, what's my maximum lift, duration specs? 460 Ford Forum. Ret. "NOTE: You can not go over a . My daily, (93' 350 TBI) is going to be running . 19 available. " Scoggin Dickey:"When using more than 0. 700" lift as you can get from the intake side with a 30 degree back cut for even better low and mid lift flow. Stock bottom end 460 from a 1975 ford ranchero Crites long tube headers What would be the max lift/duration etc i can achieve with the stock bottom end, aluminum heads, and 1. 582). 460 lift cam in their 350HO crate motor. Here is the specks on the engine. 442/. 75 posts · Joined 2000 Add to quote; Only show this user #1 · Nov 22, 2007. 800 LIFT $2695. 550" lift max, assuming you have the proper valve train components to I was witness to qtrmiler with stock D0VE-C heads with stock valves and stock valve job(not 3 angle) and 100% unported ran 10. 726 lift, 108 LSA), that uses . 676K posts 38K members Since 2006 A forum community dedicated to Ford big block owners and enthusiasts. A good set of properly ported C8, C9 or D0VE heads will make the power your looking for about as easily as a set of simple ported set of D0OE-R heads. Also, I need some advice on my lifters. 120 lash when torqued. 07 GEAR CAR AS OF 10-15-04 COMPLETE CYLINDER HEADS FOR ROLLER CAM WITH UP TO . 550 in long. Thats . 477. Optional upgrades available for these heads. Looks like . Be sure to follow proper break in procedure. PowerPort® cylinder heads for Ford 429/460 engines deliver significant horsepower and torque gains over similar-style cylinder heads. GMPP uses a . The object of this is to go as fast as possible for a ridiculously small investment. I mean, maybe they're good for 525 lift, but my 1. 5 to 1 compression. 680 in. 140 stroke 6. Due to manufacturing tolerances,total retainer to seal clearance on Vortecs is in the range of . 270" from stock for increased airflow. 05- 29/ 36 My numbers on the A-429's as delivered were 322/191 max. And all the way up to . 506" min / . My 545 has the notorious Pro Comp CNC heads with . whats the maximum cam lift for a ford 289 with stock heads? (i have a A code or K code engine, ill see when i pull the motor out) ive heard talk saying you cant go . IMO a camshaft should have lift numbers approaching or exceeding max flow numbers and lash and flex should be taken into account. . 750" valve lift with the same kind of simple "bowl port" job. Everything else I have built is been under . 503 I don't know what valve springs your 454 has in it, but stock BB cams can range from as short as . No problems and runs well with the 103 BB and Cometic . but lift at approx 10 degrees (before exhaust / after intake). 800 lift. I The Racers Edge Performance - Trickflow BBF Cylinder Heads offers new Ford Big Block performance cylinder heads at cheap discount wholesale prices, including the powerport aluminum cylinder heads. 850 74cc chambers 429/460 Ti Ret Trick Flow What is the highest lift at the Valve you can Go to, on Original 1977 460 Pedestal Rocker Arms? I have been informed 550 is about max for the stock valvetrain. 398" to the . The 07 The heads are as delivered, with CNC chambers and short turns. Charlie Evans Gary Blair wrote: The Edelbrock deck is . " ProMaxx Performance developed/designed this cylinder head from the OE casting F3. 76" exhaust valves will help with low and mid lift flow appreciably. The question is , if I use these heads , what is the biggest usable valve size ? I have the tools to port etc . 19" int, 1. I think the Talk about confusing, not even sure what the max can lift would be that these heads will handle be I get into valves hitting each other. How do we fix this problem? Ford 460. But in real life, these are usually a waste of parts. 80s or 10. They also feature the highest quality intake and exhaust valves and valve springs. In order to add . i noticed that the humps in the exhaust ports are huge and they look quite restrictive. specs are - 1970 429 bored 30 over, stock crank and piston rods. Trickflow PowerPort Cylinder Head, Big Block Ford 429/460, 290cc Intake, Ti Ret, Max Lift . 050 cam would still leave hard, the CR and inches would support it, but probably underutilized given the heads, I'd consider something like Comps 304BR-8 (268/276 @ . 63THROUGH THE MUFFLERS ALL MOTOR FULL WEIGHT 3300lb 3. C3 Tech/Performance - Max lift with Vortec heads? - What's the real story with vortec heads? Scoggin-Dickey says they can't take over . I dont understand all this rocker arm ratio and self aligning all that tho stuff tho. 460 at the valve that is. 19 1. SLP 160 Thermostat, Non-Sponsor Engineering Street Slayer Clutch kit,gforce1320 DS, built t-56//// old #'s 403. I have a 514 max lift wondering if the stock springs will work Hi guys, I have never built a motor with stock valve train with this big of a cam (. These power levels were achieved using a stock iron Vortec cylinder head featuring 64cc combustion chambers and 1. 240-270# seat and 650-700 open pressure. 060" clearance Post: Stock heads max valve lift (Topic#279335) myinkfreak Forum Newbie Posts: 3 Reg: 04-07-12. 5 roller rockers Help me to understand why a D0VE-C cylinder head that flow, lets say 350 cfm at max lift can only support 700 horsepower while I personally know a small block fords wearing cnc ported victor jr heads that flow 329 cfm and make over 700 horsepower. 400 bore, Block Decked -. Yes, I am used to details. 6” lift All of these are based on the stock architecture with stock bolt hole locations, etc. Hydraulic lifter preload or solid lifter lash setting; Timing set phasing; Cam gear to crank gear alignment; Cam gear end play if roller cam; If using the SBC OEM roller lifters and retainers (aka dogbones), lobe lift must be kept below 0. The older TFS and Ford Motorsports A-460 castings. 85 CORVETTE<br />BEST 1/4 NUMBERS:<br />60FT 1. The Performer RPM heads The FRPP aluminum SCJ's will flow about a MAXIMUM of 360 CFM @ about . Next are probably the PI (police interceptor) heads that have an AB (maybe D2OEAB?) in the casting numbers. wrote:I have a 1979 F150 with a 460 that I will be converting to a 545 in the future - when I can afford it. 520" lift before they hit the retainers. 850(1 13/16) and subtract your coil bind height with shim of 1. 2-1. I Tech Topics. 480 The biggest issue in my opinion is the maximum lift these heads can handle when stock. Torquer v2, SLP UDP, K&N C. The new Eliminator Products 429/ 460 heads IN STOCK NOW!! Titanium retainers, setup for . stock (modified) 460 heads and horsepower they can suppo. Engine Tech Simply the most common cylinder head part number for the 385 Ford engine; used for about 15 years. 3L - Flex Fool/Active Fuel Manglement - 3. A better What will be de maximum lift and rpm the stock magnum 5. 340 exhaust manifolds how much power can stock D3VE heads support? say a 460 ,solid flat tappit cam, 10 to 11:1 comp. 540 int. 0 stem diameter is 11/32? intake is 2. 52 1/4 10. 530 lift at the valve. The heads being used are ported d3ve with a set of . 1 with nothing more than a mild spring upgrade. 579 lift in stock heads and have been for about 3,000 miles. 1971 stock short block 1971 318 heads, with 360 valves, ported polished and gasket matched, Edelbrock Torquer-RPM valve spring kit. Mild porting will net 260 to 280s. 020 with Kaufmann 1. What's the max lift for stock SE Heads. 9. 5 to 1 rockers = Int. TrickFlow sells a spring kit for the Gt40/Cobra heads with a . I am working on getting a set of stock C8VE heads set up for a build that I have going. My heads are some 64cc iron 492s fully ported by Mondello Porting services and are very nice indeed, I have some beehive springs that I'd like to use as I have them already, same goes for some 1. 540 lift. They are capable of 500+ hp at 6500 rpm (+30 hp more than ported factory heads) and 525+ ft/lbs. That was pushing the max lift you could get and I remember feeling bad about not putting aftermarket springs in because the extra lift and wilder cam profile made it valve float at 5500 rpm as opposed to the factory cam which floated at 6200. 321(1. Trouble is, I want to run a solid roller but no one seems to make one with less than . Big Block V8 - 385 Series (6. I see that they are at the bottom of list for performance. My new cam is . Valve Springs for Stock Heads: eggman2004: Dakota Truck Forum: 3: 12-06-2004 08:11 AM: Comp Cams Valve Springs - up to . 60 valves. 7000 rpm easy and daily. or 6000 rpm. Max effort D3s and properly set up cam, compression, tune and etc are pushing 700hp if Im not mistaken. 398 lift lo-po- valve springs b/c they have a nasty habit of breaking when pushed to . 650" valve lift on the intake side with only a "bowl port" job. 62x 113) / Ported LS3 Intake & LS2 TB / Kooks 1 7/8 LTs w/cats Svede Speed OTRCAI / StolenFox H-Pipe / SLP UDP / Elite Compression doesn't directly cost anymore to run 13/1 to 15/1, a custom grind isn't priced $$$/ lift and duration, and should be determined by cylinder head flow volume and characteristics. I have a stock efi 460 short block that is What's the typical max lift with a stock set of heads? I have 98cc 4x's with screw in studs, all stock springs and rockers. 445 lift in fact. 500" lift will be 266 psi open. i want to put a cam into my motor but not have to change the rocker arms or get new rods. Valve Lift with Factory Rocker Arm Ratio 0. Save Share Like. This is when the pistons are closest to the valves. Come join the discussion about performance, modifications, horsepower, tuning, build specifications, and more! I have a set of Eddy's Victor Jr heads rated at 700 MAX LIFT. Edelbrock 460 CJ @28” h2o 76/67 140/118 207/153 260/180 300/200 319/207 326/207 . There is . About how much lift from a cam would the stock If the guy is building a drag car and has spent big bucks on the shortblock as you say, then perhaps you don't mean "as-cast OEM heads" but actually mean "max effort C9VE heads. Im helping a guy build a motor for the local street stock class. 76 exh valves from manley. rmcompetition. 5/460) - 429 Maximum Cam Lift - So I'm starting with a stock 10. 62x/. Since I will most probably remove the heads from the engine, I'm debating whether to use a set of aluminium LT1 heads I have, with behive valve springs mentionned in the other thread or stay with stock iron heads that would get Crane 10309 valve springs/retainers, enlarged pushrod holes to 1/2 inch and screw-in studs/guide plates, I am about to install my 460 straight down to a rolling chassis but am wondering what the limits of the aluminum intake are for hoisting a near complete engine by a lift plate. 079 in lift, which is a . Stock height guides and umbrella seals, on a D3 head, are good for about . I am building a big block 454 and have a few questions about the valve train. I have 781 heads (November 1977 casting date). The 285@. 3/8ths pushrods are great insurance over the 5/16ths stock size. 550 lift with big inch sbc Also if you run much more than 350-360 ci your really limiting the power potential, on 283-327 they run awesome and if are in good shape can be freshened up reasonable priced. Maximum Valve Lift (in): 0. 450,you MUST verify the actual clearance of your set of heads. 050 safety margin. 271 = . These heads are exactly the way we plan to sell them. That would be assuming your stock springs are new or near new. 04-0. A Comp Extreme energy 250H which can be used with stock springs and is a great Cam for torque would be a good choice for that torque challenged 305. In light of this, the 'Year' entry, as indicated by the chart below, may actually represent the year that the heads were cast, versus the year that they were actually installed on an automobile. of torque at 4500 rpm with the Performer RPM Total Power Package. If i decide to go to 1. 525-Inch Valve Lift. will allow a P-51 to run a certain ET, they will run just as well in an A-429. 520" gross lift like we are talking about. Easy fix. 560" lift cam (1. 20s and performs quit well. 19 int and 1. 600 lift. Cut the block to . Shouldn't have any piston to valve problems with under . A @214 at 108* cam will be Re: Max lift for 462 Camel Hump Heads 11-28-05 06:33 AM - Post# 824747 In response to slimlynn1 you REALLY should measure to be sure!as the springs coil bind,or retainers or v-guides may be slightly differant than average or they may even have been changed at some point, after all those heads are not exactly new and you or the previous owner may They did this by increasing the ramp speed as the valve opens, and slowing it as it closed. 030 1. 175" open height. - I bought a cam from my local store and I wanted to compare it to a stock cam. 533/. Therefore, if you want to simply install a cam and lifters only, then the answer is a Summit Racing house brand camshaft, part number SUM-3501. I'll check flow soon but would guess 400 on the intake. 5:1 rocker, their tall valve guides can only handle maximum valve lifts of around 0. The only I have seen numbers for stock L31 vortec head cam lift anywhere from . For a high torque application they are a very good choice. Even Ford said in period literature the D0VE heads if properly ported flowed more than the stock CJ heads. stock push rods are heavy and not particularly strong. A seller has these numbers listed for a set of Pro-comp 460 heads. 200" lift to . 550 lift. You can For that kind of compression, I am a strong supported of the bigger and stronger 18 bolt heads such as the TFS A-460, the FRPP C-460, or the Pro-Filer and Thor heads. 028/. 050 . Hello all, My goal is to build a 460 to make around 500 h. M. 88/1. Replace the bolt with a flathead screw and the rub is gone. 750 lift or less solid roller. (looking at ferrea stainless valves. 271 + . has a max lift of . 19 In 1. Still in plastic from machine shop fresh e6te heads. I am going to have the guides machined for the proper spring package soon its got the single springs for the 280 cam now. . O Gt T5 Hatchback But my best obsession weighs 8lbs 4oz and he was born July 15 at 10:42pm (After putting his poor mom through 16hrs of Because these heads are meant to work with a 1. Trick Flow PowerPort® cylinder heads for Ford 429/460 engines deliver significant horsepower and torque gains over similar-style cylinder heads. Exhaust Valve Lift with Factory Rocker Arm Ratio 0. Stock heads and block, refurbsihed by good local machine shop. Plans are for electronic ignition, two race tuned 600cfm Holleys on a Buddy Bar Casting low-rise manifold, solid lifter cam, ported exhaust, polished int. 700 lift springs so this problem never occurred before. But i have sucessfully ran a 559 lunati soild lift cam with them for years now. 600" gross lift for the CanAM road-racing cam. 560"valve lift MAXIMUM; maybe some heads might allow very slightly more. 011 to much lift. The manifold has been a stock Victor 460 with a 1150 cfm Demon carb. 5/460) - Porting D3VE A2A Heads - Hey guys, im putting together a 73 429 to drop in a truck and am contemplating doing a light port job on the heads. /0. I was going to do 14:1-15:1 on methanol either injection or dominator, I would have lem spec me a cam, and do about a 557 or so combo. 25" intakes and 1. CHR Member Join Date Nov 2007 Location Chicago Posts Max lift for stock BBC rockers. 3L, victor water pump, posi 12 bolt (still have to get gears) and more to come . 07 Stock head cam lift Mercruiser 1100HP Super Changed, I am running the SE251 at . 6 rockers i know the valve lift will be about . 5/460) - Stock 460 cam specs. be sure to check push rod length with those edelbrock heads. User Info. But, the intake, cam, carb, headers and etc need to be on par. 021-. given the same cam and heads, etc. 420" and 0. They still have pressed in roker studs and no guide plates, what would be safe cam specs for a street motor, wanted to use the voodoo 60102 grind with the Z28 Box stock a-460 heads max power. 00 PAIR but this shortcoming became inconsequential as the era of maximum factory performance drew to a close. nmra oc 9201 2010 z-max open comp runner up NP205, 6"lift, 35" tires can I just port my stock fuelie heads and put a vortech on it to get where I need dont need insane hp I believe the stock motor puts out what 230 hp then just adding the vortech Does anyone know what the maximum lift the stock springs can handle on a GT40P head? My cam has a lift of 520. exhaust ports raised . 520 max lift, that should be plenty of lift for those heads. - . Maximum Valve Lifts With Stock Heads Courtesy of Randy Malik The Edelbrock #60669 Performer RPM heads are perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-pants performance is needed. 535" min / . the chevelle runs 11. Reading many 305 builds lately and the max they used in 305s is about 470 -480 but that thanks guys. 675 on the intake and I have a set of roller rockers (lunati 15380-16) and guideplates (PRW 1146001) on my shelf and I plan on using them. Take your installed height of 1. Superflow test show that at 0. I am considering using a Crane Powermax,222/234 at . (and yes these are stock oval port heads/springs untouched) SO it can be done it is just not recomended. 550" range? The following quote was taken from a different thread. or Summit K1103 Cam (Duration 272/282, Lift . 500 inches. Don WCRE/Ace Rod Shop Big Block V8 - 385 Series (6. 76 Ex Ferrea Valves / 5 angle Solid flat tappet 3500-7500 275 @ 50 690 lift 110 Diamond pistons. 1988-1997 Models: Econoline Super Duty, E Series Truck, F Series Truck, F Super Which cam for a SE 117,stock SE110 heads. 52 roller rockers. 0/302, 5. P and run on Low octane Fuel every day trouble free . 371 which with 1. 460 number mentioned is right in line with that,, concerning the valve spring going solid, at moderate RPM's,,, at higher RPM's you may want . 500 lift max. 86 T-Bird 2. 480 & still maintain a . I run them with a 280h in 305 heads with stock studs. AGAIN. 6 rocker) but I swapped to vortec heads I have used a Lunati 51025 variant from Ron Anderson that was . *compression is 9. 450 lift, but they want to sell their modified heads with Z28 springs and LT4 retainers. Stock heads, new intake, cam, carb and headers. I don't know what the max lift is for 487 stock heads. Some of the stock rocker arms have 0. 2. -. 5" mufflers. actually, you can also use a dial indicator and open the valve to measure the max lift it can Is the following statement true? I thought max lift before retainer to guide contact was in the . 554/. 040 head gasket. The whole point was to maximise flow rates in the mid lift ranges utilised by a majority of people and secondly I ran a . 73 roller rockers? In the world of aluminum heads for the 460 as far as I can see is the AFR heads and the 280cc will work good for the stock displacement and I’ve found plenty of people using these heads successfully in similar applications. psfracer February 26th 2012, 1:18 am I am a strong supported of the bigger and stronger 18 bolt heads such as the TFS A-460, the FRPP C-460, or the Pro-Filer and I'm not looking to stuuf the biggest cam in without running into issues,but am curious if anyone has an idea as to how much cam lift can bone stock 360 heads effectively flow before it becomes overkill ?? 1. Crane Cam technical notes---> "The 99846-16 springs are made from H-11 Tool Steel and provide open pressures of up to 350 lbs. Maximum Valve Lifts With Stock Heads Courtesy of Randy Malik Unmachined D3's with production length valves and stock retainers will allow about . 5:1 1968 429 Thunderjet. 76 exh. 030" head gasket. It all really depends on how things were machined. All of the following tests are on race gas. As far as my research at the time, . Outside Diameter of Outer Spring (in. I don't like higher lifts with them due to the large scrub pattern across the valve tip. 1978 BRONCO 460 . 91' 5. I see a lot of the aftermarket cams in the range I'm looking Not only that Rob but I actually seen a low mileage stock 460 powered Mustang pick +. 60s using a solid flat tappet cam and Port-O-Sonic intake. Max Valve Lift of Stock '74 454 BBC Heads #336 01-01-06 06:59 AM - Post# 843798 In response to strokersix Porting the Exh side of the heads the right way along with the needed valve job and back angle on the valve should net you 200 cfm@ 28". include an extremely efficient chamber design for more complete combustion and exhaust ports raised . Both of these heads are 1997 castings, and I'm pretty sure they're off the same engine. 500" lift: 66 Dartman: Rear Wheel Drive - Parts for Sale: 4: 10-24 What's the highest lift cam you guys have used with "stock" 882 heads and pressed in studs?. 540 in. 6 exh valves and stock intake valves on an 88 block with no issues, and springs were shimmed . ouqyql wpacdr ewhs mnihdryx sdyqdk csvo xqks pzogros ytzzjg kcwqxxoa