Ported 351w Heads

Specializing in High Performance V8 Street & Race Engines. Mike, I've ported a few 351W heads. Looking at the E7's I can see the exhaust ports look pretty small. Pro Filer All American Small Block Ford Heads with 205cc Intake Runner, 2. With our "Undercover Porting" the intake will flow 268 cfm; the exhaust will improve to 178 cfm. Flow data listed on the www. i pulled out of an old crown vic in a junk yard. Fox Lake Stage 2 CNC chamber. Thumper Performance Ported Heads and results from REAL People. Using the heads because I got a heck of a deal on them from a Buddy. Some of those early rectangular-port heads actually made as much as 25 hp more with the bottom 1/4 to 3/8 inch of the port filled in. Right out of the box, aftermarket aluminum heads outflow and outperform the stock 351W head casting, even with port and bowl work. >large ported 4v heads work just fine :-) BTW, a quick way to >distinguish the 2v & 4v heads is in the upper corner of the head >there is usually a cast number 2 for 2v & 4 for 4v. Exhaust side: The MPG port plates' special tongue shape fills the floor area, allowing more airflow through a smaller port. The 351M/400 heads are plentiful, but are written off due to a "super restrictive exhaust port. Looking at the E7's I can see the exhaust ports look pretty small. a 351W is wider between the heads compared to a 302 (the intake manifold is wider by about 1-1/2") and 351 pistons have a different pin height. (therma flow restrictor or something similar to that name. 50" Chevy valves fit nicely into the asthmatic early Ford heads. x 13 block threads, chromemoly steel, black oxide finish, 12-point nuts, cylinder head stud kit This ARP head stud kit is made from 8740 chromemoly steel and has a whopping 190,000 psi tensile strength. 54 exhaust was simply a "slow" port. Trickflow cnc ported street heads $1970 #TFS351 190cc intake runners 62cc chambers Setup for street cam hyd up to. AFR pioneered CNC cylinder head porting and was the first company to offer a full line of economically priced cnc ported cylinder heads to the aftermarket. I have a set of 4v heads with the small combustion chambers. These heads are fully CNC ported and have our priority racing valve job. AFR 195 SBF Renegade Non-Emission Cylinder Heads - 58cc. Porting work is best done with the cylinders heads disassembled before any valve grinding work is performed so be careful if you do it. In any event, it is better to keep all the modifications to either the cylinder head or intake manifold- one or the other. They're also a lot easier to find since they haven't been out of production nearly as long as the early 351 castings. Today, the aftermarket lineup of Ford cylinder heads has plenty of. Welding/Epoxying of cylinder prohibited. All 351w heads from those years are the same. Using the heads because I got a heck of a deal on them from a Buddy. Powering everything from potent street machines to all out drag cars, the Funnelw. Everything possible good was done no porting no spring seat machine means that you don’t have to worry about those things being done not to your liking or application. We offer a wide range of cylinder head porting and engine design services. In some cases, we may offer 2 different CNC ported versions such as our Stage 3 ported LA or magnum Edelbrock heads, and the BigMouth heads with pushrods moved over to widen the port at the pushrod restriction and increase the port volume. 375") / Square Exhaust Port Fits 2. Get Yours Today! We know our parts and products. 9cc chambers and stock 1. Founded in 2007, we offer an extensive selection of cylinder heads for Ford, Chevrolet, and GMC performance engines. A good valve job is critical for whatever you want out of your motor, whether it's better fuel economy, power, or just plain reliability. Actually by putting in the inserts the air flow and velocity is so improved that the drag racers have been impressed. 427 Ford Tunnel Port Die Formed Sheet Metal Intake Manifold. You will be able to see how the 351C stacks up against the 302, 351W and 390 and why the 351C is capable of huge performance. I've also read the chamber volume is. ) they have these humps in the intake ports, (could be the exaust side, it's been awhile since i last looked. 220 up from the deck of the head. Here is some more interesting information from MPG Head Services. Z-Head Cylinder Head "Z-Head" cylinder heads are designed for the 302 or 351 Windsor-style engines. 00 Sold in Units of Each (1) Instruction Sheet Not Available Sign in to add to wish list. In need of a set of headers for a 69 Mustang with a 351W with TFS Hi-Port heads. CODES: A- Normally in stock for immediate shipment. In this article we'll discuss the Windsor cast iron cylinder heads, valve size and port shape,. The old school 351W heads were good in their day, but GT40P will outperform them, let alone pretty much any aftermarket head. To get those numbers they will need major port work and better springs, etc. GT40-P Heads I was running fully ported Windsor JRs. M&M Competition Engines | Racing Engines, Cylinder Heads, CNC Machine Services produces the finest in high performance racing engines and machine services. The Boss 351 head has screw-in studs and guide plates, and it has the same D1AE-GA casting number meaning both have the same head casting, but are machined differently. The E-CNC 185 cylinder head for small-block Ford are an all new design that is CNC ported to achieve optimal air-flow for maximum horsepower and torque in high performance street and light duty racing applications. Will E7 heads produce more flow and power over the stock H. Before the aftermarket really took off, small-block Ford buffs looked to the 351W cylinder head for power improvements. The administrator has banned your IP address. Flow measured at 28" of depression. Specializing in High Performance V8 Street & Race Engines. Browse our inventory of Heads today, while they still last!. 210" to gain. These are some of the best heads on the market for a high HP Small block on a budget. The Boss 351 Cleveland engine stocked 330 horsepower and featured a four-bolt man block, large port cylinder heads and valves, a solid lifter camshaft, an 11. These may also be "CJ" instead of "4V". The early heads done right make power as do the GT-40 Heads on a 302-306 engine. Does not require CNC Porting. 0 engine, GT40 heads are one of the most common upgrades. World Products Windsor Jr. View search results for 351W heads and get Free Shipping on Orders Over $99 at Summit Racing! Printoseal, Stock Port,. I assume, but am not certain, they are all like that. Porting work is best done with the cylinders heads disassembled before any valve grinding work is performed so be careful if you do it. The 1969-73 351W head is a budget performance bolt-on for 289/302ci engines due to its larger valves and ports. RHS Pro Action Heads for 289-302-351W These small block Ford heads from Racing Head Service are the ones we use on our all-out vintage road race engines that make 560+ horsepower at 8200 RPM - a superb choice for racing classes requiring iron heads only. ive got a set of 71' 302 heads and they flow like hell, intake and exhaust have both been ported, bowl, runners, etc. Only $ 329. ProMaxx Performance CNC Ported Ford SB (289-351W) Aluminum Heads These full CNC ported heads are what the small block Ford stroker engine wants and needs. Uses standard Yates. 69 free s/h. We have numerous port designs available to match your exact specifications. Create a BigFooty Social Group. RCS/CHI CYLINDER HEADS CYLINDER HEADS - INTAKE MANIFOLDS - INDUCTION PACKAGES. ) but i also need a valve job from what the. Does not require CNC Porting. So ya wanna know about 351 Clevelands? Trash Or Be Trashed. I'm wondering about the difference in port size between the N351 heads and the new Performer RPM intake. I think I am going to stick the WORLD heads on the 351 w and get the. The 351C 4V heads sure do put out the CFMs, but the low end torque has always been a problem for circle track racers and street rodders. Mike, I've ported a few 351W heads. ProMAXX Performance has designed a complete new line of performance heads that meet or exceed the big names in the industry. Many aftermarket heads feature raised ports for this reason. Right out of the box, aftermarket aluminum heads outflow and outperform the stock 351W head casting, even with port and bowl work. com/public/qlqub/q15. In some cases, we may offer 2 different CNC ported versions such as our Stage 3 ported LA or magnum Edelbrock heads, and the BigMouth heads with pushrods moved over to widen the port at the pushrod restriction and increase the port volume. Today, life is a bit easier! Trick Flow® GM LS engine steam line fittings are available to upgrade the factory steam tubes of your modified LS-powered cars and trucks to update your race car plumbing system. Introduced in 1969, the 351 Windsor shared the same stock cylinder head casting as the 302 and differed only in the bolt hole diameter, which was 1/2 inch in the 351 versus 7/16 inch for the 302. Boston port top cop heads committee Lawless Massachusetts Port Authority said Joseph Lawless, its director of maritime and bridge security,. The Canadian Cobra Jet Head Port is the basis for our DOVE Aluminum C. The intake port is no taller than the 289 port, but is wider. 2012 marks the 23nd year that Lee has been professionally porting Harley cylinder heads. Ford Cylinder heads casting and Mustang Cylinder heads casting. In stock form, the intake ports of the 351N head flows 245 cfm; the exhaust flows 163 cfm. The hump in my 69 351W heads were solid. >large ported 4v heads work just fine :-) BTW, a quick way to >distinguish the 2v & 4v heads is in the upper corner of the head >there is usually a cast number 2 for 2v & 4 for 4v. Flow data listed on the www. Also they're faster burn heads because of a revised combustion chamber. Actually by putting in the inserts the air flow and velocity is so improved that the drag racers have been impressed. The early heads done right make power as do the GT-40 Heads on a 302-306 engine. You can make the 351W heads flow pretty well with port work, but you've still got 30+ years of combustion chamber advances working against you. VORTEC BOWTIE CYLINDER HEADS. Cylinder Head Innovations for 302w Heads & 351w Heads. So early heads and late block is the way. They are available in many tube sizes for most popular cylinder head combinations. Dana 44 ttb parts, wheel spacers and sbf heads (greeneville) I have locking hubs, a ring and pinion set, and ttb axleshafts from a ttb dana 44hd. It is recorded for future reference on a computer program. Even the ''as cast'' heads utilize ultra-smooth new runner and chamber designs that produce ''CNC'd type'' flow numbers. Washers are. Browse your favorite brands affordable prices free shipping on many items. Street ported heads Race ported heads D-ports, Ram IVs, Edelbrocks, Kauffman D-ports & High Ports Only $ 259. POWERHOUSE has thousands of stock and high performance parts for cars and trucks. Absolutely beautiful! Although Twisted Wedge Heads make great performance improvements for the street, our Stage 2 Competition CNC Porting is for the discriminating enthusiast looking for the MAXIMUM that his Heads have to offer. Allied Motor Parts has over 150 years of experience of remanufacturing automotive and light truck cylinder heads. 8L E5/E7TE Cylinder Head - LEFT SIDE. I've been using early 351w valves in these heads, 1. 2 barrel carburetor) cylinder head and the large port 4V (i. Mike's Racing Heads is a full service machine shop that specializes in the high performance motorsports market. CNC head porting by RCS (RCS/AMS Race Car Service of America), a method of machining the intake, exhaust ports and combustion chambers of an Automotive Cylinder Head. 429/460 Ford Cylinder Heads. The only 351C 4V heads with small enough chambers to make a significant change in compression ratio are the early 351C 4V heads or the rare Boss 351 heads. in cast iron as an exact replacement for the original. It looks as though a person could break the head very easily and open up a can worms. I have to ask myself, and I do this in a caring and nurturing way, but, what the Hell were they thinking? As you can see, the intake valve is heavily shrouded, as if Ford was trying to redirect the flow out of the valve pocket. Welcome to Cochin Port The maritime gateway to peninsular India, Cochin is the fastest growing logistic centre emerging in to a major International transshipment terminal. 7 shaft rockers and beehives. Of course, you can do it yourself. In need of a set of headers for a 69 Mustang with a 351W with TFS Hi-Port heads. The standard 302 port size is 42 x 22 mm. The 351M has the higher deck block of the 400. Ford and Mustang C9OE-D 69+ 351W ,Valves 1. Our Brodix CNC ported heads may be just what you need. 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. These heads have been machined for the Roush Yates rocker stand pattern. PORTED & POLISHED SBF PATRIOT PERFORMANCE HEADS FREEDOM SERIES - $935. Using the heads because I got a heck of a deal on them from a Buddy. The heads themselves have the same deck bolt pattern of the 260,289,302 and the 351W Windsor plant engines as well as the Cleveland plant engines. Anything bigger won't increase flow because of the small ports. Will E7 heads produce more flow and power over the stock H. You can do it yourself if you have a good air compressor, die grinder, and bits. Cleveland style heads were first used on the 1969 Boss 302. Learn more about this Single Family Home located at 351 Lawndale Drive which has 3 Beds, 2 Baths, 1,296 Square Feet and has been on the market for 1 Days. The 1969-73 351W head is a budget performance bolt-on for 289/302ci engines due to its larger valves and ports. We always used 64-66 289 heads on 351W. Flowing up to 430CFM. Blue Thunder has long been known as a leading manufacturer of high performance cylinder heads for 460 Ford high performance and racing engines. 54" exhaust and 1. Here at Jensens we are well known for maximizing power from Brodix Canted valve heads on various size engines. com site are generated at 25" H20, which is not a standard test pressure. Aluminum Heads allow the greatest flexibility for head porting and bench flow testing. Valve angle and placement may not be altered in any way on the ASCS spec head or on any other head. 5CR because the owner of the shop says my motor had 8. $199,999 USD: Bring Your Creativity to this Fantastic Space! Soaring 12 ft. The intake port is no taller than the 289 port, but is wider. We have seen these heads add 75 hp over a set of ported "E7" 5. But if you go with raised port heads or raise the port location by porting the casting, you also have to make sure the new port location lines up with the ports in the intake manifold. Building a 351C by Dan Jones. RFD SC-1 SBF Edelbrock. The thermactor passages are drilled after casting and not cast into the cylinder heads. com site are generated at 25" H20, which is not a standard test pressure. The hump in my 69 351W heads were solid. 8L E5/E7TE Cylinder Head - LEFT SIDE. Wiseco is a USA manufacturer for performance products such as forged pistons, clutch baskets, gasket kits, connecting rods, valves, crankshafts, and camshafts for motorcycles, dirtbikes, ATV, snowmobiles, PWC and automobiles. 00 Please call us at 704 583 2888 to place an order. SCM Engine Developments: Home "New'' Racing Cylinder Heads 4v Cleveland Heads CNC Ported Ford 4V Cleveland Aluminium Cylinder Heads. The good doctor told me about a new set of 302w or 351w heads that are ahead of their time like morphine to a cheap bottle of whiskey. His recommendations (which corresponded with JimN's) were to upgrade to the Edelbrock performance intake manifold and to have a good machine shop bore out the cylinders a bit for better compression. Back when AFR was porting heads for a living, there was a HotRod article where Ken Sperling (sp?) ported a set of 351W heads to a paper thin state and got similar numbers to yours. Powering everything from potent street machines to all out drag cars, the Funnelw. With nearly 1000 cylinder heads in stock, if we don't have it—chances are it doesn't exist! Compare our prices, and you will know why more people rely on us. J Bittle had a pair on his wife's GT-350 with a B&A intake roughly akin to an Alan Root/Ford Motorsport aluminum head in performance. 625"" Valves Application: Ultra high-performance and large displacement small-block Fords (high rpm 302s to 351 and larger Windsors) Edelbrock Victor Jr. The E-CNC 185 cylinder head for small-block Ford are an all new design that is CNC ported to achieve optimal air-flow for maximum horsepower and torque in high performance street and light duty racing applications. Product Description. So they're definatly worth the while, i'd grab them and stick em' on and go, but you are going to need different rockers if they don't have screw in studs. 02 intake and 1. 375") / Square Exhaust Port Fits 2. Crower has worked hard to serve the performance parts needs of the racing industry for over 55 years. ), use the find feature in your browser, just press the “Control” + “F” keys simultaneously, or click on the toolbar (upper left) “Edit”, then “Find”, then type in the name. 00 Please call us at 704 583 2888 to place an order. Two are from the Boss 302 and two for 351C. 302/351W "Z-HEAD" ALUMINUM CNC PORTED - BARE 59CC M-6049-Z304P Retail $950. You can do it yourself if you have a good air compressor, die grinder, and bits. Credit Card or PayPal may not be used to pay for re-manufactured cylinder heads. Check out this Used 2016 KEY WEST 239 DFS for sale in Port Clinton, Oh. How to get a few extra horsepower for free when rebuilding and engine. FORD 351c Cleveland Aussie 3V Aluminum Cylinder Head set! Speedmaster’s Blacklabel Aluminum Cylinder heads, Aussie 3V (2V Intake Ports/4V Exhaust Ports) Aircraft grade 356A aluminum alloy heat treated to T-6 specifications 64cc Combustion Chamber, Closed Chambers, 90cc Exhaust Port, 220cc Intake Port, Rectangular Ports Manganese Bronze Valve Guides, Hardened Seats and Inserts, Teflon Seals. Mike, I've ported a few 351W heads. Cleveland style heads were first used on the 1969 Boss 302. com: Cylinder Heads - Quality Performance Aluminum Street Heads. 24 @ 112 mph on a 100 shot of nitrous he had a 1. Cylinder Heads Sort by Featured Price: Low to High Price: High to Low A-Z Z-A Oldest to Newest Newest to Oldest Best Selling. Re: Porting 351W heads yourself how do you port these heads? i have a set of 85 heads that blow ass when it comes to flow numbers. The BRODIX BB-3 XTRA Oval Port CNC heads take conventional big block Chevrolet technology one step further. We always used 64-66 289 heads on 351W. Stock intake manifolds are plagued with ridges and bumps left from the factory mold that sap horsepower from your engine. GT40 with 1/2 head bolt size (came on Gen1 lightning and super rare Mustang Cobra Rs) Ford aftermarket GT40s with both size head bolts Only heads with a 1/2 head bolt hole will work on a 351w. Performer 351-4V is designed for street 351-C and Boss 351 Fords that came stock with 4V carb and heads. I've been porting out the exhaust side on the 351w heads and frankly I'm a little worried I'm going to screw them up if I haven't already. As you said, the P heads require a specific header, but the regular GT40's don't. Billet aluminum intake manifold for LS1, LS3, and LS7. Total Engine Airflow specializes in CNC-PORTED aluminum cylinder heads, custom cylinder head assemblies, and support components for GM, Ford, Mopar for street/strip, competition, and racing applications. When it comes to max-effort small block Ford's -- 6 seconds and 220+ mph has become the norm. so far i have come up with a comp cam xtreme energy flat tappet with my E7s and a 351 H. These heads are fully CNC ported and have our priority racing valve job. 71 exhaust valves plus. Vortec Bowtie cylinder heads come with large valves,. Port openings: N351 - 1. PORTED & POLISHED SBF PATRIOT PERFORMANCE HEADS FREEDOM SERIES - $935. For the best experience on our site, be sure to turn on Javascript in your browser. The bellhousing bolt pattern is the same as a 302, so all trannies that bolt to a 302 will bolt to a 351. It is recorded for future reference on a computer program. I have two different 390/406 heads I can use to rebuild my 390 engine. Ported Ford SVO V6 E9ZM-6049-J380 heads. Barnesville, GA 30204. The port sizes are middle of the road between pass car and Cabra Jet. Search 351w stock intake manifold. Port-matching the intake and exhaust port to manifold/header allowed up to ½-inch into port without incurring weight penalty. So click onto page for Head. To make these heads work with a performance cam, Slover’s Porting Service milled off the original net lash bolt pads to install 3⁄8-inch screw-in studs (with a 7⁄16-inch bolt size in the. SBF ProComp Aluminum Cylinder Heads 210 Runner Assembled - Item # PCM 3038C Pro Comp Aluminum Cylinder Heads are a great choice for an out of the box horse power upgrade for your Small Block Ford. When we port a set of heads, we gauge each runner in certain KEY Locations for MAX FLOW. With the P51, the idea was to incorporate the gains made in port development on the Super Cobra Jet into an all new casting; essentially, the P51 was to be an "as-cast" piece designed to resemble the ports of a fully ported Super Cobra Jet. the Cobra Jet 428 heads and without the heat riser. a 351W is wider between the heads compared to a 302 (the intake manifold is wider by about 1-1/2") and 351 pistons have a different pin height. Absolutely beautiful! Although Twisted Wedge Heads make great performance improvements for the street, our Stage 2 Competition CNC Porting is for the discriminating enthusiast looking for the MAXIMUM that his Heads have to offer. Our Brodix 187cc cylinder head features precisely sized intake and exhaust ports to provide the air speed of a 165cc head with the airflow of a 205cc head. The result of countless design hours by Parker Racing, these intakes are the best all around intakes available for the 351 Cleveland. The ProKing is a (ultra) high-port, 10 degree inline (windsor style) racing head designed for serious racing use only. We offer a wide range of cylinder head porting and engine design services. He's asking me if there is a better production head (cheap and bolt-on). The hump in my 69 351W heads were solid. Fox Lake Stage 2 CNC chamber. Total Engine Airflow specializes in CNC-PORTED aluminum cylinder heads, custom cylinder head assemblies, and support components for GM, Ford, Mopar for street/strip, competition, and racing applications. 7 shaft rockers and beehives. DESCRIPTION: The Edelbrock Performer RPM Air-Gap intake manifold is designed for high performance 351 c. Why buy a set of heads with the wrong parts when we can build you a custom ported set of heads complete, ready to bolt on with the right parts. do NOT contact me with unsolicited services or offers. At the end of the day, it isn't logical to spend $500 for someone to port these iron heads for a measly 30HP. I've been porting out the exhaust side on the 351w heads and frankly I'm a little worried I'm going to screw them up if I haven't already. I tightened mine down with an end wrench. Ford Mustang 351W 5. The standard 302 port size is 42 x 22 mm. Many also wants the 4 bolt main block which came 1971 and later (Boss and Cobra Jet). Ford and Mustang C9OE-D 69+ 351W ,Valves 1. We played with several different sized valves and ended up using Chevy 1. You can't expect heads designed over 40 years ago to be as good as newer designs. Raising the port location in the cylinder head helps straighten out and improve airflow too. ), use the find feature in your browser, just press the “Control” + “F” keys simultaneously, or click on the toolbar (upper left) “Edit”, then “Find”, then type in the name. I have two different 390/406 heads I can use to rebuild my 390 engine. 94 intake and 1. (therma flow restrictor or something similar to that name. A remanufactured cylinder head is a head that has been rebuilt with parts that are still serviceable. The later 351W heads are no better than the old D8OE/D9AE castings. The timing on a 351 should be around 6 to 8 degrees at idle (some can handle 10) and about 35 degrees at 2600 to 2800. High Volume/Pressure Oil Pumps - If you are using a high volume or high pressure oil pump it can submerge the valve seals in oil causing smoking or oil consumption. The RHS® Pro Elite™ series of CNC-ported cylinder heads is designed for racers who want the absolute maximum engine performance. Today, the aftermarket lineup of Ford cylinder heads has plenty of. 8 110 146 161 171 172 flowed one of my heads for me, but he was the first to say no flow benches are equal. Each Mast Black Label cylinder head assembly includes: • A fully CNC machined Mast Black Label aluminum cylinder head • Mast nitrided & micro finished. The heads will need to have the exhaust side of the head machined to place the high port plate into position. Trickflow cnc ported street heads $1970 #TFS351 190cc intake runners 62cc chambers Setup for street cam hyd up to. 220 up from the deck of the head. The leader in cylinder head technology since 1965 Home New - Brodix For over 50 years BRODIX has been the only cylinder head company to perform each stage of the manufacturing process under one roof. Differences in porting the intake port and exhaust port? Take us through the steps you take when porting a head. Cylinder Heads Sort by Featured Price: Low to High Price: High to Low A-Z Z-A Oldest to Newest Newest to Oldest Best Selling. He's asking me if there is a better production head (cheap and bolt-on). 600 stainless 1 piece race series valves. Port your own cylinder heads and intake. 4 barrel carburetor) cylinder head were both cast by Ford with both types of combustion chamber. Complete Racing Engines, Custom engine blocks, cylinder heads, and intake manifolds for racing, street, truck pulling and more. AFR 195cc SBF Competition Cylinder Heads. Small Block Ford Heads Ranking of small block Ford cylinder heads flowed at 28" water column differential pressure. The heads themselves have the same deck bolt pattern of the 260,289,302 and the 351W Windsor plant engines as well as the Cleveland plant engines. Why buy a set of heads with the wrong parts when we can build you a custom ported set of heads complete, ready to bolt on with the right parts. 289/302/351W Total Engine Airflow is constantly adding new products. Most of my searches talk about the 351 only and the above referenced chart does not even list these. A couple years ago Lee spent some time with Joe Mondello, the cylinder head porting legend. The thermactor passages are drilled after casting and not cast into the cylinder heads. At just 190cc in port volume the all new 2V flows a massive 300cfm at just. RHS is the leading developer of high performance cylinder heads, engine blocks, intake manifolds and related components for street performance and race engines Racing Head Service JavaScript seems to be disabled in your browser. com site are generated at 25" H20, which is not a standard test pressure. Fits 302, 351W & 351C Ford racing blocks. The Cobra Jet is offered at $895. 93" intake and 2. Hurricane Single Plane and custom 750 HP. Our fully ported cylinder head is perfect for those who are looking to get the most horsepower from a small block Ford racing engine. so far i have come up with a comp cam xtreme energy flat tappet with my E7s and a 351 H. The 351 Cleveland four barrel engine came with larger port heads, a higher compression ratio, larger intake/exhaust valves, dual exhaust and a stronger valve train than the 2 barrel version. Help is just a click away!. Raising the port location in the cylinder head helps straighten out and improve airflow too. pair of new cnc ported 351c ford aluminum procomp cyinder heads pc3062c fits 351c, 351w, and 302 71cc combustion chambers 235cc intake port 2. These heads are ideal for high compression, big cubic inch small blocks and are great for supercharged applications. 289/302/351W Total Engine Airflow is constantly adding new products. Higgins Racing Heads have been supplying cylinder heads to major race teams from Supercars, ski racing, sprint cars, drag racing and also historic classes. 8L 351 cid V8 (235 & 250 HP) 14mm spark plugs, 5/16 inch. Even more impressive, was that this was only the second set of heads this author had ever ported. I want to put these heads on a 351W block. Comprehensive catalogue of cylinder heads for most models and makes of petrol and diesel car and light commercial vehicles. Complete Racing Engines, Custom engine blocks, cylinder heads, and intake manifolds for racing, street, truck pulling and more. The ProKing head is capable of 1000 naturally aspirated horsepower on a 400 c. 351-302 Port Plates Flat Tongue Port Plates The plates fit between the intake manifold and exhaust manifold and cylinder head. ProMAXX Performance has designed a complete new line of performance heads that meet or exceed the big names in the industry. These may also be "CJ" instead of "4V". CID offers performance Symmetrical Port Big Block Chevy heads & manifolds, LS7 & LS3 manifolds, GenV LT1 Cylinder Heads, LS7 Cylinder Heads & SB Ford manifolds. Price: $802. These emissions legal heads have fully CNC ported intake runners, exhaust and combustion chambers. Edelbrock E-CNC Cylinder Head for all 289, 302 and 351W Engines. The early heads done right make power as do the GT-40 Heads on a 302-306 engine. High Volume/Pressure Oil Pumps - If you are using a high volume or high pressure oil pump it can submerge the valve seals in oil causing smoking or oil consumption. Porting work is best done with the cylinders heads disassembled before any valve grinding work is performed so be careful if you do it. Recommended for engines from 302-393 cubic inches, operating up to 6000-6500 RPM. Product Description. To get those numbers they will need major port work and better springs, etc. Fits 289/302/351 Windsor engines Cast from prime 356 T6 aluminum Heads retain Ford OEM intake and exhaust port location and flange. But two bolt mains can accommodate considerable abuse with mods of their own. Complete Racing Engines, Custom engine blocks, cylinder heads, and intake manifolds for racing, street, truck pulling and more. Even more impressive, was that this was only the second set of heads this author had ever ported. Two are from the Boss 302 and two for 351C. Some of those early rectangular-port heads actually made as much as 25 hp more with the bottom 1/4 to 3/8 inch of the port filled in. Performer 351-2V is designed for street 302-C and 351-C and accepts 4V carb, however it’s designed to improve the performance of engines that came stock with 2V carb and heads. 351W can use stock 7/16" head bolts. MAST Black Label LS7 305cc CNC Ported Heads. The most desirable Clevelands is of course the Boss 351 1971 with the adjustable valve train and also the standard closed chamber heads 1969 to 1971. The 351W's cylinder heads are a great budget horse-power swap for 289 and 302 engines because they employ the same block deck patterns. Our Brodix 187cc cylinder head features precisely sized intake and exhaust ports to provide the air speed of a 165cc head with the airflow of a 205cc head. The 351C 4V heads sure do put out the CFMs, but the low end torque has always been a problem for circle track racers and street rodders. the Cobra Jet 428 heads and without the heat riser. 60" exhaust valve. ) but i also need a valve job from what the. Hardened pushrods required. But, the Dart Ford 200 cc runner heads is a better choice.