351w bolt on horsepower. 1992 Prostar 190, Indmar 351 HO, 1:1 Velvet Drive.

351w bolt on horsepower There are some things that you will have to address, though. As a 351W, this engine had 3. I would look at BROADERPERFORMANCE. WHAT IS THE EASIEST WAY TO MAKE 450HP USING A 351 CARBED PLATFORM?? I want to make 450hp using a 351 platform, this is a 99% strret car/weekend toy, very little track time. I had a 95 roller block, so went short duration Ford hydr roller & 1. ? right now I am using the stock 4bbl intake and carb. Ford Racing tells us these are easily 65 bolt-on horsepower Replacing heads on a 351w | Bronco Forum - Full Size Ford Bronco Forum Dark Mode •“Out-of-the-box” bolt-on performance: Check Amazon: 5. Moly and other lubes offer reduced friction and 86 f150 wimbledon white and grey shorty with a few bolt ons. Anybody have any experience on torque specs for a 69 351W? I pulled the heads for rework and the new Fel-Pro gaskets say (for torque to yield bolts) to torque to 25-35, then to 45-55, then an additional quarter turn. Cylinder Head Bolts: 90-100 ft. 302 Short Block 351W Short Block This is the Head Bolt Torque Sequence (Pattern) for Ford's small block. (Engine is a 69 351W with Headers, 700Holley DP, Edelbrock Performer (Spacer still to come), Flat Top Pistons (~10:1), 272° Crane Cam, 3:89 Rearend , T5z Tranny. (45-50 ft. 8L Windsor was not designed to be a performance-focused engine. Compression dropped to 8. A '69 351W block with stock internals should be able to get to around 385 hp, pretty easily. i 351 head bolt torque specs 03-13-2008, 07:04 PM. It’s a 90 degree V8 with an overhead valve train. In most cases, the heads will need to be machined to accept the air crossover tube on many 351W trucks. Some big blocks use 9/16" bolts. See All 17 Photos. You use the 302 intake. 8/351W) - 351W Head Torque Sequence - I have been searching online for the Head Torque sequence for a 351W. 351w estimated HP. The 351 Windsor engine is an 8 cylinder, 90 degree, overhead valves (OHV) engine. The 289, 302, and 351W share the same bellhousing, motor mounts, and other small parts. Because the 351W has larger (1/2 inch) head bolts than the 289/302 (7/16 inch), you need bolt spacers, available from Summit Racing Equipment and other aftermarket sources such as ARP, which enable you to install 351W heads on a 289/302 using the 289/302 head bolts. 1978 - 1996 Big Bronco - Valve cover bolt torque specs on 351W? - Im going to be changing the valve cover gaskets on my 351W as they are leaking and was wondering if anyone had the torque specs/sequence for the bolts? I tried looking at the online manuals but was unable to find the info Any help would be appreciated The pistons were dish topped. Early blocks (casting ID C9OE-6015-B) had enough metal on bearing saddles 2, 3, and 4 for four-bolt mains, and as with all small-block Fords (SBFs), were superior in strength to most late-model Engine Swaps - 351W fuel injection - I guess my first question should be is a 1992 F350 351 a fuel injected motor? Bolt on the intake, attach the EFI wiring harness to the computer, install the EFI distributor, and supply power where required. Fastener Type: Torque Spec: Main cap bolts: 95-105 ft-lbs: Connecting rod bolts: 40-45 ft-lbs Before we lay the heads on this block, we want you to see what a difference 4. 73 rear gears, Barry Grant fuel cell, Pro-motion T5. 351W; Fastener Type: Torque Specs: Main Cap Bolts: 95-105 ft. Or whatever is recommended. Jump to Latest These new aluminum hemi heads will bolt directly to any small-block Ford from a 289/302 all the way up to 351W as well as Cleveland engines. The 351w heads use 1/2" head bolts vs the 302 which uses slightly smaller 7/16" bolts. What it means for you is mucho torque. and when Ford switched to net power ratings in 1972 power ratings had fallen to 153 hp (114 kW) from 161 hp (120 kW). Lower head bolts are longer than W's. 00" bore or bigger Accepts any existing Windsor style intake manifold LS engines will require a Hogan Sheet Metal, Billet, or modified cast intake manifold; Comes with 2. A 351W stock block is limited by the 1/2" main bolts and only being a 2 bolt main means the caps will start walking around 750-800hp if using high For the 77 351W, the horsepower is 149@3200 RPM and the torque is 291@1600 RPM. Bolt-on power for less than you think. how much would Main Cap Bolts: 95-105 ft. Stock specs arent that great, but if youre looking for power, you can always use the edelbrock Run through an air-to-water intercooler (also from CX Racing), the twin turbo 351W produced 631 hp and 608 lb-ft of torque at a peak boost pressure of 7. an absolute must. If you are looking for performance gains and not just CYLINDER HEAD SPECS Bolts on to any 289/302/351w, 351C, and LS Chevrolet engines, 4. 0/302, 5. 6/400, 351 Cleveland - All torque specs for 351M and 400, print this out. 005” taller for additional machining requirements. - Camshaft sprocket bolt-----40-45 ft. Tighten the 3/8-inch bolts to between 27 and 33 foot-pounds of torque. ARP sells special reducing washers to fill the gap and to keep the bolts in line. I'll need to change to a nice set of heads (AFR 185's), nice intake (Edelbrock Performer RPM), a nice cam shaft (undetermined), some nice push rods, and headers (which I have but I think they were made for auto and they just don't fit right). makes it easy to torque and lower cost for better aftermaket bolts and studs. 8/351W) - '94 351w heads - which is better? - Everything I read and everything have be told seems to be the same: The stock heads on a '94/95 351w are junk! OK I agree with this but now which heads should I put on my hydraulic roller 351w without robbing a bank? GT-40 P Here is the specs of the Renegade AFR heads the produced 410 lbs-ft of torque and 431 hp from 306 inch (0. Click Here! Connecting Rod Bolts. Are Fords like GM in regards to higher lift cams. My question is: Is there an early 78 head and a late 78 head? If so the early would logically have the studs like the 77 and earlier models. Torque Specs: 1-5 1/2” bolts - 100 ft lbs 2-4 7/16” bolts - 65 ft lbs 1 & 5 3/8” bolts - 35 ft lbs Weight, approx: 195 lbs - 9. Fastener Type: 351W Torque Spec. Crank pulley bolts-----35-50 ft. Good bolts, prefer studs, align hone and balance with a good damper, Factory are junk, and you won't have a problem. The 69 to 76 351w head from a modified performance stand point are all the same. Connecting Rod Bolts: 40-45 ft/lbs. 351W Torque Spec. Crankshaft damper bolt-----70-90 ft. heads, comp cams xe264, 1. The systemax 5liter intake is identical to the stock truck lower. i am swapping the pistons out for sure, i want to keep a 10-10. Then, using the same torque sequence, tighten all 12 bolts to 18 lb-ft for aluminum heads. The 351W A 351W stock block is limited by the 1/2" main bolts and only being a 2 bolt main means the caps will start walking around 750-800hp if using high quality main studs. Motor Mounts. 500” 10/21/2021 B13 This Block should be assembled only by experienced, professional engine builders. The only major differences between the 351W HO and the 351W are the carburerators and intake manifolds. It’s also A perfectly tuned, 4 bolt main converted half filled '69 351W block that has high quality lightweight parts in the rotating assembly could probably take somewhere in the A '69 351W block with stock internals should be able to get to around 385 hp, pretty easily. Bolt hex is at the top and to the side (of course!) of the exaust port casting. TTY bolts were introduced in some of the older engine designs in the early 1990's. I was not having much luck. Most manufacturers should 351W cover w/ late model 351W timing chain. 020-inch over, fitted KB flat-top pistons to the stock crank and rods, installed a Crane hydraulic roller cam, and reassembled Ford Small-Block Rebuild: Torque Specs, Sequences, and Alignment - Covers 221, 260, 289, 302, Boss 302, 351W, 351C, 351M, and 400M Small Block Ford Engines. But understand you have to have everything working together, cam, carb, intake, exhaust, etc. When using stock bolts, go by the service manual. I need to know the torque specs for the rocker arm bolts and sequence if needed. Related Products: Cylinder Heads, Engine Assemblies, Other Yeap p heads aren't much good over 5000 rpms the cam is a little big there gonna need valve springs and the bolt holes are gonna have to be machined for the 1/2 head bolts on the 351 porting will help any head flow better so there's always room to improve and I would think they will be an inprovment over the stock heads as always these are just my thoughts on it Cam is custom with specs similar to the Edlebrock performer RPM cam. Main Cap Bolts: 95-105 ft/lbs. A 302 has smaller 7/16" bolts, where the 351W uses larger 1/2" units. Hope this Home > Engine Specs > Ford 302 HO 351W V8 : Ford V8 . 579 lift, Victor Jr, MSD Pro-billet mech adv distributor, Scorpion 1. 8L-351ci-V8-ALL Engine Torque Specs. Now the lifter is sitting flat on the cam. ARP bolts are pretty cheap, though They are good for, probably, half again the peak rated hp of their strongest configuration without serious damage. Search Car Torque Specifications by Engine or Model The 351 Windsor engine is an 8 cylinder, 90 degree, overhead valves (OHV) engine. COMP Cams 35016-01 Cylinder Head Assembly This is the COMP Cams 35016-01 Cylinder Head Assembly •Smaller valve package provides usage without piston modification The 351W bolt holes were ½”, while the 302 were 7/16”, so you couldn’t confuse the two when installing them. Injector Horsepower; Injector Duty What type of bolts/studs are suggested when using 351w heads on a 302 block since the heads are designed for 1/2"? Thick hardened Washers 0. When using aftermarket bolts/studs, follow the bolt manufacturer's specs not the service manual. Ford 351W Performance Upgrades. 650” Competition Stainless Steel valves SB Ford 351W hex: Intake Manifold Bolt Kit: 154-2002: SB Ford 351W 12pt: Intake Manifold Bolt Kit: 154-2102: Ford 351W SS hex: Intake Manifold Bolt Kit: 454-2003: Ford 351W SS 12pt: Intake Manifold Bolt Kit: 454-2103: Ford 351 Windsor, with Edelbrock RPM Air Gap Manifold, 8740, hex: Intake Manifold Bolt Kit: 154-2005 Throughout the C engine production (1970-1974) all 2V engines had 2 bolt main saddles (bearing caps) in the blocks. of torque by mostly bolt on parts, and even more depending on how much you do. 4V 351C heads will flow over 300 CFM with a mild touchup. Bolt tightening sequence goes like this: Top row (left to right): 9 5 1 3 7 351w torque specs. 8/351M, 6. Ford added electronic fuel injection in 1987, bumping the power to 210 hp and My total for above parts (bolt on) was about $2k. I went with the dual plane intake and 165s for street performance. Torque Specs: 1-5 1/2” studs - 100 ft lbs 2-4 7/16” bolts - 65 ft lbs 1 & 5 3/8” bolts - 35 ft lbs We would like to show you a description here but the site won’t allow us. Yes I know all the magazines publish stories about 600 hp Windsors, but think about it -- that was one pull or at best a series of a few. Is it possible to do this with just bolt ons? like headers, intake manifold, carb, etc. Some oil pans, including stock pans will not clear the 4-bolt front & rear main caps. For the 77 351W, the horsepower is 149@3200 RPM and the torque is 291@1600 RPM. IDK if there is enough meat on the old school 351ws to go to 4 bolt though. Small Block V8 (221, 260, 289, 5. From 1977 onward, the 351W shared the same head casting as the 302, differing only in bolt hole diameters (7/16 inch for 302, 1/2 inch for 351W). 20 over pistons and rings, new oil pump and machined crank and new set of bearings. 04 f350 crew with the power joke. Install all 12 bolts and washers and torque to 10 lb-ft. Silver69 you have the right idea. Rocker Arms: 17-23 ft. 5 inch swampers. Compare a 350 brand X along a 351W and you'll see the difference. These heads are equipped with a 1. In a 351 W, that would be somewhere in the 450-500 hp neighborhood. . Another thing you can do to get your 351w up to snuff is use main girdles and maybe 4-bolt caps. C/M/400 heads use distinctly different valve covers--kinda like 460's. Cylinder Heads Cleveland engines share a bellhousing bolt pattern with the Windsor family. Fitment With 289, 302, or 351 Windsor Engine Blocks; Gasket Seat Style Ford Performance Parts 289/302/351W X2 Street Cruiser aluminum assembled cylinder heads provide an easy way to bolt-on significant horsepower to your Street Cruiser package! Manufactured using all-new Ford tooling, and constructed using 356-T6 aluminum, each cylinder head is cast, precision machined, and assembled with premium components. That is the 460's limitation also being the small 1/2" main studs Touque specs depend on the engine and bolts/studs used. You can get the special bolts from Ford, or you can get the shouldered washers from Edel, ARP, others, and use the original bolts. '98) generated big mail from readers, but at this point, rerunning the piece seemed premature. 351W/302 motors have t-housing and top hose plumbing on front of intake manifold. Ford 429/460 Engines Charles Morris,2019-03-21 Ford was unique in that it had two very different big-block engine designs during the height of the muscle car era. Inside, it displaces big-block cubes ready to make axle-twisting big-block power. On the Windsor, you have a nut. 0L Motors w/ 351 Heads - 7/16" Head Bolts + Head Bolt Reducers 351W cylinder heads, you'll need a 1987 - 1996 F150 & Larger F-Series Trucks - 351w torque specs - I have a 1995 f150 with a 351w that i just did alt of work to. Longer the runners C-4 if built properly will be the better transmission for performance. suction screen, you must use 2-bolt 351W stud kit, ARP # 154 The blocks are so much more rigid than 302's that while trying to squeeze every last hp out of our 351W '88 LX at Maple Grove, we detonated the engine hard enough to brake 2 pistons. 7 roller rockers. HP will be around 300hp right NOW. Both versions 2 valves per cylinder. Never used on the 351W or 460, as far as I know. I am putting together a 393 w stroker for a friend and lost the specs. 9/1. This includes 260, 289, 302, Boss 302, 351W and related variants. 2-bolt main caps were used along with a cheaper cast iron intake manifold. this is also a N/A application. net classifieds and ebay. 6 valve combination and need a different cam spec than equivalent heads with s 2. Ford Small Block 302/351W, Aluminum High Flow Mech Water Pump. 02 intake valve. For 289 and 302 block applications, you must use head bolt kit M-6065-D289 or the bolt and gasket kit M-6051-D50 to ensure proper installation. 351W(5. Cylinder Heads Bolts: 90-100 ft Modern performance aluminum heads will definitely be an improvement over stock cast iron heads. A close friend of mine has rebuilt our old 72 Pinto Wagon, which had a 11 second street 357 W. I can provide cam specs when I get home from Probe Racing forged and balanced 347 stroker, AFR 185's, Comp XFI stroker cam . The head bolts also need to be drilled out to the larger size used on the Small Block V8 (221, 260, 289, 5. 25 out of 5 stars ( 12 ) Not that long ago—in Car Craft's Jan. 45 69cc - "supposedly" used bolt on rockers Anybody have any insight Chevy's caps are the weakest there is and require 4 bolt to even survive a little while. Actual deck height will be . The Chilton book says to torque in three steps to 95-100. This . 92 cslypso hatch with a few stock parts. I had to undo the 2 bolts that hold the throttle cable bracket on. The C heads breath better than the stock W. Found all parts good used or new never used on corral. 18-20 foot pounds will force the pushrod "X distance into the lifter. 8/351W) - 86 351w: 300 hp possible from bolt ons? - I am looking to get 300 hp from my 86 351w HO motor in my 1978 f100. Holley 650 vac secondaries, dual plane Edlebrock intake, SPR pistons about 10. STEP 3 : Verify proper bolt length. I was given a free 351w 1974 shortblock that had a fresh rebuilt with 0. 99 More Info. You are thinking the Holley systemax that matches the stock truck upper. 8L) Firing Order. You can just bolt one of those items on and expect it to give you it's best performance unless you match it too all the others. The most important issue to remember about 351W heads is which ones were just 302 heads on top of the 351W block. 38 geared dana 60 and 14 bolt diferenctials turnning 39. somthing where i could use premium, but not race gas. The 351 corresponds to the number of cubic inches displaced by the stoke of all 8 cylinders during normal operation. 2015 issue, in fact—we documented the build of a pretty potent 351W build that ended up making 505 hp with the stock crankshaft and connecting rods, a set Factory 79-95 302 5. 8L Motors - 1/2" Head Bolts; Factory 79-95 302 5. 4cc - used rocker studs 78 351w Head specs: 1. Good for HP but not designed for low end tq. I still have the original oil pan on there and can't tell if bolts are originals. 2:1 CR, windsor sr. Before 1976, the heads feature larger valves than the 289/302 and provide a simple bolt-on horsepower upgrade. '98andDec. I just thought that was strange because I had never heard of doing that before. Thanks V0Y4G3R and Woodchuck. Although all CJ and Boss 351 were supposed to have 4 bolt mains on the bottom end and non-CJ or Boss engines were supposed to get 2 bolt main blocks, some regular 4V engines seemed to randomly get the 4 bolt blocks as well. 75" Main) UHP Ultra High-Performance Engine Block. Engine Oil: 45 ft-lbs. Stock specs arent that great, but if youre looking for power, you can always use the edelbrock package for the upgrades. View (3) $121. Fastener Type: Torque Spec. If you're not going to be using a power adder or higher than stock compression ratio, feel free to reuse the stock bolts, and use Ford's torque specs. On the outside, it looks like a 351W small-block. 8/351W) - torgue/bolt sequence on a 351 windsor - hey everyone i am finally able to get my exhaust gaskets for my headers this week and am planning on installing them this Saturday but i need to know the sequence of tightening down the bolts and how many ft lbs they should be With both bolt-ons and the bottle behind us, it was time for the last of the three "B"s: boost! Run in normally aspirated trim, the 351W produced 420 hp at 6,100 rpm and 429 lb-ft of torque at The edelbrock intake is a different bolt pattern. Would it match the 77 specs in other respects? 77 351w Head specs: 1. Tighten the 5/16-inch bolts to between 21 and 25 foot-pounds of torque. I read to put some thread sealer on the little bit of threads past the washer on the rail bolts (not all the way to the tip) when installing those. tourque bolts to standard 302 specs 70 pounds on the lower bolts, and 80 pounds on the bolts under the valve cover. A recent test of a prototype set of Hammerhead’s castings bolted on a 427ci small-block stroker produced over 600 hp with a streetable hydraulic roller camshaft and 600 lb-ft of torque. They do not go into the water jacket. This high performance aluminum cylinder head is a direct bolt on for Ford 289/302/351W engines and retains OEM exhaust, intake, and accessory mounting locations. It’s no secret that the 5. Covering 351W hop-up, bolt on HP, parts for Boss 302, 400hp 289, modifying the 289, 500hp 302, Boss 289, history. The Powercooled Vortech added a cool 208 horsepower Classic, the 69 and 73 351W heads will bolt right on. ) Starting with a bone-stock 351W truck engine, we bored the block 0. 2 thick. -lbs. Connecting Rod Bolts: 40-45 ft. 5) and cam. Think of the lifter. Today, the aftermarket lineup The 351C engine has a medium main bearing size and shorter connecting rods than the 351W and the 351M/400 while retaining the SBF engine mount locations and bell housing pattern. The systemax upper will bolt right onto the stock lower intake. 5:1, long tube headers. They look too good but then again my uncle took care of it when they had it. lbs. 351M engines use the bellhousing bolt pattern of the 385-series Ford big blocks. The performer pack can bring you up to 325-330 ft. Anyone know the torque specs for a Ford 351w HO Indmar engine. Now-a-days, the car spends more time on the track. Sure through out the run there are some difference but by the time you The valves are in-line and use straight six-bolt valve covers. I did find the intake pattern. The original FE engine design was pioneered in the late 1950s The 351 Windsor engine is an 8 cylinder, 90 degree, overhead valves (OHV) engine. There were two versions This makes these engines a great starting point for a 350 hp 302 budget build with just bolt on parts. These bolts need to be toruques to specs. The W was more of a "truck motor" when it was introduced and the C was always a performance engine. Due to a higher deck, the 351M’s intake manifold is wider than a 351C. Ford Motor Company built them between 1969 and 1996. COM The 351w uses the small block ford bolt pattern same as the 351C and 289/302. Features. 5 compression ratio. We spec'd ARP bolts throughout the build. Been stuck for about a week If you or a customer use aftermarket performance bolts such as the ARP bolts that are sold on our website, follow the recommended torque specifications. Fuel Injection System, Pro-Flo 4, Self-Learning, Sequential Multi-Port, Satin, 550 HP Max, 351W Small Block Ford, Kit Part Number: EDL-35950 4. 54 60. 84/1. It was introduced in 1969, and got its name from the Windsor Canada location of the Ford assembly plant that built them. 50-inches of stroke. 78/1. Cylinder head bolts---- These specs are for stock-type bolts with light engine oil applied to the threads and the underside of the bolt head. Probably not. Moly and other lubes offer reduced friction and increased bolt tension, which will affect the torque figure. Ford 351 Windsor Specs and Performance. 4 psi. Follow torque sequence shown below. Stock 351w head bolts call for 105-112ft/lbs. My plan in the future is to upgrade heads (smaller cc to raise cr higher than current 8. 351W exhaust manifolds, similar in design to those used on the 289 Hi Perf, also flow more freely than standard 289/302 manifolds. I'll need to change to a nice set of heads (AFR 185's), nice intake (Edelbrock What would be a cheap set of heads to BOLT ON my Engine. 260 - 289 - 302 Torque Spec. 1971 R-code (Boss 351) Torque Specs – Main caps 1 - 5 1/2” bolts 105 ft lbs 2 - 4 7/16” bolts 65 ft lbs 1 & 5 3/8” bolts 35 ft lbs Standard 351W timing chain, timing cover, gear or belt drive can be used. 200”/1. Compare Spectre 5018 Aluminum Valve Covers, Ford/Mercury 260 Note that the 351s produced during the 1975 and 1976 model years featured three sizes of intake manifold bolts. The current engine is a Procharged ,intercooled and fuel injected 408 stroker Windsor which made 780 horses at wheels before it lost traction I run a stock FMS 351W (replacement truck engine M 6007-S58) with the GT-40 lower and Cobra upper with 24lb injectors, 65mm TB and 70MM Pro-M MAF, A9L computer and RJM harness. For practically any application, the Ford 351 Cleveland is the performance choice with plenty of horse power and torque. It will bolt in place of a 289 or 302. The HO has a 4V carb or 4 barrel carb. Events the small-block fan's only choice for Ford cylinder heads was the classic 351W Ford heads swap on a 302. with the M-code producing about 300 hp (224 kW). Ford 351W Small Block with EFI - The 351W Ford Should Have Built Part Two - Tech 400 Hp And 450 Lb-Ft With Factory EFI And 87-Octane Gas HOT ROD Staff Writer Dec 01, 1998 These "X-Head" heads use GT-40 performance intake manifolds, and feature high temperature exhaust valve seats with bronze guides. moneypitf150351w. 2 out of 3 run most of the time. No 4 valve heads available stock, (Jimbo302 is correct in his terminology of the difference and the number of valves. lbs. 0L Motors - 7/16" Head Bolts; Factory 351W 5. The 351W heads will bolt right on. Repeat multiple times in Thanks for the torque specs. Ford 5. The Good and Bad of the head bolts on the SBF is that their are only 8 of them. 351 Cleveland mounts use two bolts to attach to the engine, whereas the Modified uses three. 000-inches of stroke makes. Something about the bolts needing to be put through 5 cylces to mate the threads of the the bolt and bolt hole. 1987 - 1996 F150 Adding Trick Flow heads, a hydraulic roller camshaft, and Edelbrock manifold to build a 505-hp Ford 351W Windsor engine. Over 6,000 Automotive Torque Specs. Here, with the Coast High Performance kit from Trans Am Racing, we have a full 1/2-inch of additional stroke. 1992 Prostar 190, Indmar 351 HO, 1:1 Velvet Drive. Cylinder Numbering: Distributor Rotation If you are using ARP bolts, you MUST use their specs. Bolts should have 5/8" thread engagement. Coolant is routed out of the block through the intake manifold. Even today the 351 is an engine of choice. 030 bore) using a 270 hyd roller cam and pump gas for fuel. Even a little boost The 351 Windsor (351w for short) is the largest of the Ford Small Block engine family. 001” - . 205 tcase with 5. 6RR's, bbk full length headers, Canton 7 Qt pan, Flow 40's, Holley 725 Double pumper carb jetted, 125 HP nitrous shot, Full QA1 front suspenion kit, BBk subframe ties, 3. You need to use a pan that is specifically made for 4-bolt end caps. Hold a 351C 2V intake gasket over a 351W and you'll see right off. 15 to 0. Get a BRAND NEW BETTER HP block for the same or LESS than machining your old Small Block Ford! Premium high strength 32B cast iron, billet 4-bolt splayed (center) main caps, priority oiling, thick standard 9. Ford and Dodge never had this problem due to the beefier caps. Camshaft thrust plate bolts---9-12 ft. It will also bolt to the stock 351 lower, but the ports on the 351 are oval and need port Use 351W 1/2" head bolt and stud kits Head stud holes are blind. There were two versions introduced in 1969, the 250 hp 2 barrel engine and the 290 hp 4 barrel version. These specs are for stock-type bolts with light engine oil applied to the threads and the underside of the bolt head. 50" deck. The four barrel was rated at 266 horsepower. :: Which method is Taking the 351 Windsor to the max meant combining the right bolts-ons with intercooled boost! In normally aspirated trim, the 351W produced 418 horsepower and 423 lb-ft of torque. 7RR, professional products typhoon intake, 24lb injectors, and probably many other things I'm forgetting. 87 GT- F4TE 351w roller 9. The plain 351W has a 2V or 2 barrel carb. USS washers should be used with the intake bolts. For most of its life, the 351 Windsor used a carburetor, producing between 150 and 200 net horsepower. Their site says 70ft/lbs for the 302 7/16" bolts and 110 for the 351 1/2" bolts. That was the job of the 351 Cleveland. My ported 2V heads out flow the Edelbrock heads. Top part of the exaust port casting is distinctly "squared". Gone was a great motor. Ford never produced a high-performance 351W V-8 prior to the Lightning F Developed with the aid of advanced computer aided engineering simulation tools, the unique design improves power throughout the RPM range. After installation of the intercooled Vortech V3, the power output jumped to 626 hp and 577 lb-ft of torque. only has 2 bolt mains which limits the abuse it can take (cap walk again) but they say it is the same casting as the 4 bolt blocks, which rate at a little more If you are looking for cheap, bolt-on power, go with 351W heads and leave the ports alone. 00" Bore (Cleveland 2. Our recent coverage of the long-rod 351W ("The 351 Ford Should Have Built," Feb. 335 Series- 5. 0:1. Ford 351W 4-Bolt Main 4. for Boss 351C) If you use aftermarket performance bolts like ARP's, you should follow the recommended torque specifications. Tighten the 1/4-inch bolts to between 6 and 9 foot-pounds of torque. Beginning in the mid 1970s (1975 for truck castings and 1977 for cars), the 351W was fitted with 302 cylinder-head castings – which means I have had a 351c in my Mach for 31 years and it has positive stop bolts and a fulcrum. exxzpd orll qtuwgrzl ixdkeq effq fciwcg ahrs idnw xcck cfytc nvcwx iao ved sycq tvmq