Jeffrey Toobin Zoom Call Original, Photos Of Diabetic Blisters On Legs, Tribute To A Great Community Leader, Why Has Lockwood Come To Live At Thrushcross Grange, Ealing Council Planning Enforcement, Articles B

Outperform many more expensive parts. 1.290 in Spring. Other than that it was OK. 1.290 in Spring. Age Group: adult. The DZ 302 in the Z/28 was a natural marketplace competitor to the Boss 302 from Ford. [] Heres a close up of the head Marvin is using on our 351C build. Intake - 2.19 inches For those who consider swirl a detriment to producing power this is a positive thing. So, instead, they ran a simple 750cfm Holley carburetor, along with 1-3/4-inch dyno headers. The BOSS 302 heads used some of the biggest valves in the industry. Also; I had Carroll Shelby/SAAC racing program in several other FORD dealerships . Primarily, the 5.0L V8 in the F-150 received a lower compression ratio (10.5:1), intake camshafts with less duration, cast iron exhaust manifolds, and revised cylinder . Boss 302 blocks are used all the time for Windsor headed performance buildups! 5.0L/302 - FORD - Cylinder Heads - TrickFlow.com 030 shim. Camshafts were quite similar to the 289 HP. Batten cyl heads was instrumental in developing the high port exhaust for the Dyno Dons and Bob G's and Jack Roushes. They'll work but have you got the Boss heads? BluePrint Engines HP9009: Cylinder Head, Assembled, Aluminum, 60cc Combustion Chamber, Square Port, Ford, 289, 302, 351, Stud Mount, Each Welcome to a new class of high performance cylinder headsBluePrint Muscle Series! As fitted to the Boss, the heads feature steel spring seats, screw-in rocker studs, pushrod guide plates, and adjustable rocker arms. The wide and large port heads with staggered valve placement give the 302 H.O. The DZ 302 has a reputation for being a high-RPM screamer, and the camshaft is definitely part of that. [IMG]http://home.pacbell.net/kketell/USAFlag2.gif[/IMG][IMG]http://a8.cpimg.com/image/56/2C/8548438-4e05-00C8003F-.jpg[/IMG]. 125 of silicone is likely to blow out. 351C 4V heads (same as Boss 302 heads except where the water exits the head) are really overkill a street motor. A guy near here used the advice on the link below, starting with a 67 289 2V engine. In my 70 years of fooling with cars, we always had a formula. Swirl Remarks CHW's Modified Boss 302 head shows the elimination of a swirl effect at lifts below .600 inches. 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. Alum. The winner in this evaluation is almost always the least-expensive head just because of the way the math formula works. E7 heads use 1.78 / 1.48 just like the 60s stuff. can I send the stud kit back? Great top end with these heads also. Hardcore Boss 302 Restoration Tech! - MotorTrend . What type of heads fit a Boss 302 block? I am through with their products. These are perfect for a street build and the price is outstanding!!. Cast from prime A356 T6 aluminum, these "Z" heads from Ford Racing were designed using solid modeling technology. I changed the thermostat so it would dump alittle more gas in her no problems so for. However, this time it boasted 412 Horsepower and 390 lb-ft Torque! The "civilian" Boss 302 engine had a 4 bolt main block with screw-in freeze plugs and a forged steel crank. What Is the Boss 351 Mustang? - CJ Pony Parts This made-in-the-USA head is Edelbrock's value leader. Im trying to build my 289 on a budget and saw a pair of Boss 302 heads online for $400 and thought why not. Im looking to build an engine that produces 300ish hp. Hot Rodding's Engine Annual and it lays out an article on Bruce Sizemore's I-gas Pinto which reads "How to Build a 500 hp 6-cylinder Ford. The best aluminum heads for 302, without a doubt, have an effect on the vehicle's RPM. 188cc Intake/63cc Exhaust Port Volume. For the 1968 Trans Am season, Ford took the 302 cubic inch Tunnel Port out there in search of victory. Peak power numbers are always fun to throw around, but car-crafters are also very astute at determining what all that power will cost. Very limited suppliers of flathead parts always look to speedway for my hotrod items. That was a surprise.. Not too much carb for this engine. http://fordsix.com/forum/viewtopic.php?t=33048, 1971 Ford Maverick - Budget 10-Second Turbocharged Maverick Coupe - Car Craft Magazine. A tad shorter then a 351W but a little wider due to the size of the heads. These heads are coated with assembly lube out of the box. You can see how the valves are canted in this picture. The odds of you building a vintage Ford BOSS 302 engine are slim because Ford built so few and so many are already spoken for. Was running 850 dbl pump Holley with 4:56 gears, and I was running 12:20s at over 112 mph in the quarter. 2.02/1.60 in Valves. 58 cc Chamber. The results of this test didnt really surprise me, except for one thing, reveals Holdener. The RHS headsproduced the next-closest average horsepower and torque, with the Edelbrock and Ford heads very close behind. I remember reading about it in some magazine and I saw it on another forum recently. The 306-horse 289 cubic inch High Performance small-block V-8 in Shelby GT350s took on Corvette and the rest and managed to spank Americas sports car in SCCA competition. 1969 - C9ZE-6090-A or C Edelbrock E-Street cylinder heads are just the ticket. Typical rebuild, headers, Competition solid lifter cam, 1.73 Crane roller rockers. $1,692.99. . Batten was at the top of their game then and were welding up and porting the best bow tie heads on the planet back then, besides all the othher stuff. Once I pick the heads I was going to find a good cam for daily driving/ performance. These ford flathead cylinder heads feature original edelbrock script logo design for fords and mercurys. BOSS 302 ENGINE BLOCK| Part Details for M-6010-BOSS302 | Ford We apologize for the inconvenience Don't know what the compression ratio would be with those pistons you mentioned but don't forget the HI-PO 289 produced 271 horses with 10.5 compression. The advantage was better flow because the intake was on one side and the exhaust was on the other. Recommended spark plugs are Champion RC12YC or equivalent 14mm x 3/4 reach with flat gasket seat. Renegade Street. This is the Head Bolt Torque Sequence (Pattern) for Ford's small block. Cylinder heads casting ID decode for 260 289 302 351 390 406 427 428 429 460FE Boss Shelby. Find Parts and Accessories Boss 302 aluminum heads KEYWORD and get Free Shipping on Orders Over $99 at Summit Racing! I was still only available with the special 302ci 290 hp high output engine. Since the Windsor block was already a thing, the Blue Oval team decided to fit a set of Cleveland style heads to the short-block and create the Boss 302. 035 (which I am using). The biggest difference between the two engines is the cylinder heads.. Future availability is unknown. 370 HP Dressed Long Block Crate Engines BP3027CTC Crate Engine, Base Long Block, Aluminum Cylinder Heads, Roller Camshaft, 600 cfm Carburetor, Ford, 5.0L/302, Each Part Number: MLL-BP3027CTC Not Yet Reviewed Estimated Ship Date: Today Free Shipping $6,519.00 Add To Cart Compare Wish List 300 HP wouldn't be far off. They had problems with the 69 heads..made some changes in 70 and won the Trans Am races.So 70 or 71 heads are the better heads. Cylinder Heads - Quality Performance Aluminum Cylinder Heads I have not been able to specifically identify because the stamp on corner does not mach up with what it should be. Cylinder Head. Pontiac was the outlaw division. Junk ass Chevrolet stroker engines.puleeeeeze. Cylinder Head. The .10 difference in bore spacing( but the bolt pattern is the same square four as the smallblock) makes me think 3. Every time I put a bigger carb on it, it ran faster. There are many different types of cylinder heads for Ford 302 engines, so it is difficult to make a definitive conclusion about them. The 68 F code had 10:1 compression and made 210 bhp. cast iron vs aluminum | Mustang Forums at StangNet Speedway and Try-State Cylinder heads both stand behind this product. Huge difference in quality. After its time on the pump, the DZ 302 posted 357 horsepower at 6,700 rpm and 333 lb-ft of torque at 4,300 rpm. It was 351C heads, 3 of them, cut up into 6 pieces, then furnanced blazed. I am running them on a 302 and purchased this set for a 351 build. This could easily cause a hot edge and create premature detonation of the charge. Something is very wrong with this, a blueprinted stocker should be in the 375-400 HP range. To minimize the grief of doing the math yourself, we averaged the horsepower between 3,000 and 6,000 rpm, then divided that into the cost of a pair of heads. There is a lot he did to this engine, if you're interested but he kept the orig. Also, the visual aesthetic is pretty plain, and the laptop doesnt have a sleek feel to it. Single angle amateur valve job and it was pretty sad looking At this point I called edelbrock and they gave me the song and dance so I called Jegs and they issued a return. Its all a win,win. And then it's gonna be HP you'll make, not a lot of torque. Assembled. Street 512 Mopar motor in a Dodge Dart . Intake - 2.23 inches That's what the TFS Twisted Wedge heads did here. Do 302 cylinder heads increase RPM? VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Learn how your comment data is processed. Opens in a new window or tab. All they had to do was make the piston dome bigger on the 302 to keep the same 11:1 compression ratio.. There was also drill flash from the machining of the bores for the valve guides and spark plugs. I figured the Boss would make peak power. legend . If you used windsor heads its not a BOSS. 185 cc Intake. When we tore apart the first head it was full of shavings and one of intake valves was super tight and one of the exhaust valves was bent w/. The real question is, what do these factory motors make, and how do they compare to each other?. The heads also required custom-length Comp Cams pushrods to compensate for the relocated valves. searching. The Fora platform includes forum software by XenForo. What I got was good, but the quality control person should not have let these go out the way they are. Yates? To complete the Boss, we added an Edelbrock Performer RPM intake, a Holley 750-cfm, mechanical-secondary HP carb, MSD distributor, and a set of open dyno exhaust headers, and we were ready to rumble. While the Boss 302 was normally considered a 302 with 351 Cleveland heads, these canted-valve heads were used first on the Boss before the rest of the Cleveland was developed. 1.90/1.60 in Valves. Yes you can bolt the 351C heads to a 289/302/351W block. The completed head is also wider so push-rod holes need to be cut-out on the block side, then sealed with "o" rings, etc. Ultimately, the best cylinder head for your Ford 302 will depend on your specific goals and needs. It was honestly a guess on my part and the Tech had no additional information or opinion to offer. I was wondering how these heads would work on my 97 5. Its biggest weakness may be the price. The 240 and 300 are basically the same engine -- based on the same block design anyway. Depends on material old school rubber gets lube, the Polytetrafluoroethylene rubber gos on dry. Thx. I purchased these because I needed some better than stock, but not full out race heads. That means 305 maximum cubic inches. Hammerhead Performance Ford hemi-style heads | Rare Car Network This page last updated: February 3, 2022. See the top reviewed local exterior and siding contractors in Hohenthann, Bavaria, Germany on Houzz. loading. The runners are as cast and a bit rough. The TFS heads appeared to be the big dog in the room when it came time for testing. But there is absolutely something else wrong. And the reality is, they did, in modified trim the way they were raced in the Trans-Am series. 18 Ft/Lbs - Aluminum Heads. Both of these options caused an internal vacuum leak because my intake sat low and the end seals did not let the intake ports seal like they should have. E-Street cylinder heads feature as-cast ports and are designed for entry-level street performance applications operating in the idle-to-5500 rpm range. 2023 Power Automedia. ), then the second-least-expensive headsthe Edelbrock E-Street headsreally begin to stand out. I would however like to be able to buy a set of heads and not have to go through them like I had to with these. Gurney Eagle : Gurney Eagle race heads : Application. Try the DZ 302 and see what happens! many cried in the various comments sections, to which the Ford faithful replied, Maybe against a BOSS 302! Well, Holdener was reading those comments, just like we were. Both these motors were factory-rated at the same 290 horsepower, but that number is suspect, says Holdener. If we've muddied the waters a bit, it's only the result delivering more information on the way to a decision. Have a 70 351 4v stored 25 yrs 50 k miles complete minus carb dist has manifolds 1800. never lube the seal lip ? The DZ 302 used a 1.5:0 ratio, while the Boss 302 head used a larger 1.72:1 ratio. So Im into changing springs, retainers, locators, etc. This new design offers a 25-50 HP increase over current Cobra Jet heads, depending upon displacement and camshaft. This educational content is not intended to be a substitute for professional advice. However, it also led to a lot of upset Bowtie fans for some reason. The Cleveland heads can fit a 302 with the appropriate water passage mods and shouldered bolts to compensate for the bolt hole difference. Cylinder Head 190cc Assembled. Above you see a casting with a D1ZE part number. Reworking Cleveland heads I think would require reducing the size of some of the water passages and I unsure of the block clearance . which will help take the wait off the rear main bearing. SB Ford Aluminum - Bill Mitchell Products edelbrocks were my first finned aluminum heads for a flathead25 years agoand they were o. k. for a 239 or a 255, due to small combustion chambers. Does any 351 Cleveland head fit it? One thing I found particularly awesome about these heads is the spark plug holes and threads. Ports 2.38" x 1.68" C9ZZ-9424-C. C9ZE-9425-A . Buy It Now +C $186.98 shipping estimate. . Raced and owned quite a few Boss 302s. Ford 300 six cylinder custom head | Hot Rod Forum When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Suddenly these heads arent so appealing. 1.73:1 rockers, 522 lift 292 duration nets 420 HP at 6300. Exhaust - 1.72 inches. A forum community dedicated to hot rod owners and enthusiasts. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. 8l F250hd efi roller engine? You are better off buying model 5023 with 1. Ford went to Le Mans and beat Ferrari not once, but four times, settling an age-old dispute over who had had the fastest cars in the world. We did this to expand the scale to show the differences in power near peak horsepower. But as we've seen before, the heads that produce the best peak power also tend to do so throughout the entire rpm band. This engine was built in the 80s by someone with way to much money. A stock Boss head will support way over 500 horsepower, where the Chevy will struggle at 400 horsepower. Currently I have a set of 1969 302 d0oe heads, and a set of 1965 289 heads, I heard both of those won't do it without spending a lot of money porting etcI was thinking of gt40 heads. This particular evaluation only works, however, if lowest cost is the highest priority. It would make a nice high rpm engine that was pretty soft on the lower end where you spend the most time. It's important to note that this was the only head in our test that required its own separate valvetrain. The Edelbrock heads showed a little weakness in the midrange, something that could probably be rectified by adding a 30-degree back-cut to the intake valve. Like with standard 4V heads, you would have to machine the tops of the heads to accept screw-in, adjustable rocker studs. The BOSS head was functionally identical to the 351C 4V head. 1970 Up top, are a set of Ford Motorsports C302 cylinder heads, which have been worked over by Roush-Yates Racing. 045. Ford had and did a great job with Ford Motorsports programs which we were in . Cleveland Flow Testing - FordMuscle Seems to me that if you get the right kit (ie correct wrist pin centering, rod length, etc), you should have no problem.. aliases: Bossssssman, bosscars, old fart, chat dawg, hey you. The compression ratio is 8. Even the stock cam should peek higher than 5500 rpm. The Ford head uses a net-lash design that makes the valvetrain non-adjustable. No mention of those holes in the instructions. Pair. They feature high-flow ports and steel alloy intake and exhaust valve seats installed (they do require a competition valve job and bowl blending). This was a simple fix, using a drill press to open up the restrictors before we could use the 1/2-inch ARP head bolts. I think it was Bruce Sizemore that ran an H/MP Maverick that held the class record for a while during the 70s. He used a correct Duntov camshaft and set the lash a little tighter than the original spec, at .020-inch. It was rated at 10.5:1 compression and 230 bhp (Shelby was rated at 250). The 1968 Trans Am season was a disaster. quick fuel 650 performer rpm intake these heads smallest trick flow cam. 1-330-630-1555 1-888-841-6556. . 1.290 in Spring. Help keep from being nose heavy. After idling for a couple of minutes the engine will start smoking horribly. And really, its a difference in the philosophy behind these two motors. Just A Taste is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. 2/22 . [The Boss] cylinder head came about after Fords experience with the tunnel port cylinder head where they learned lots of head flow equals lots of power, Holdener relates. D1ZE service block and aluminum rods. They are Worth it. I work in IT, so I know a good laptop/PC when I use one. Tech-Sheet. It had a description amd Alan Johnson Cylinder Heads listed as the vendor and contact #805-922-1202. Will these heads work well?. When the SCCA started the Trans-Am series. You wont find heads of this quality at a better price anywhere. I did hear somewhere that there was a fellow using the late model chev heads and cutting those up and making a crossflow head for a 300 six..That would not be too hard to check out if a fellow had a 300 six block and some access to some of the late chev heads I think the LS6 heads..It took three of the heads to make one and since they are aluminum that resolves some of the fabrication issues..Is it true well I dunno for sure but it may be worth a looksee to see if it may work.. The heads are a direct replacement for previous Twisted Wedge heads and work with all Twisted Wedge specific pistons. This provided more room for larger valves instead of the standard side-by-side arrangement. Ford engineers took the new 351 cylinder head and modified it to work with the Tunnel Port block. http://forums.vintage-mustang.com/vintage-mustang-forum/721154-1970-mach-1-h-code-build.html. 010 runout and wouldnt come out of the head without a lot of force (we never took it out). Cross Boss 302 Mustang off highway use. Enzo Ferrari, and others, were handed their backsides. Keep the RPMs under 5,500 and valve lift is more like. THE FIRST SET I PURCHASED WERE LIKE THIS AND I INSTALLED WITHOUT CHECKING THEM. Currently I have a set of 1969 302 d0oe heads, and a set of 1965 289 heads, I heard both of those won't do it without spending a lot of money porting etcI was thinking of gt40 heads. Im not sure what has happened to Edelbrock, but their quality control sucks. Hack said: The size of 302 valves has varied a little in some performance versions over the years. Brand New. Especially for the price, I would buy them again in a heartbeat. Absolutely no complaints, tons of flow and tons of fun. Ford Performance 289/302/351W Aluminum Cylinder Heads - JEGS JavaScript is disabled. detroit metro auto parts "302" - craigslist . The product is a great entry level/cheap head though so 5 stars! 351 cleveland heads on a 302 | Hot Rod Forum Edelbrock E-Street cylinder heads are just the ticket. The connecting rods began life as the same C3AE rod as the 289 HiPo but they had 3/8" bolts and they were spot faced instead of broached where the head of the bolt sits. This is my first engine build, let me know if Im doing it all wrong. Talk to Coast High Performance in Torrance, CA who sells quite a few 347 Street Fighter kits/short/long blocks and they will have some stats to back up quite a different story. This includes 260, 289, 302, Boss 302, 351W and related variants. Needless to say they began to really spank everybody and by the end of the season the six cylinders were out ruled. WITH THE STIFFER SPRINGS I REALIZED THE PEDESTAL MOUNT ROCKERS WOULD MOST LIKE FAIL SO I MACHINED THE PEDESTAL PADS, DRILLED AND TAPPED AND INSTALLED HELI COILS FOR ROCKER STUDS. Im sorry guys but you somehow missed something there are boss 302s out there cranking out way more than what you guys are claiming. A factory high-rise dual-plane intake manifold was used, with one part not period-correct. Looking at the graph, it looks like the DZ 302 actually outperforms the Boss 302 from 3,700 rpm until 5,800rpm. The BOSS 302s biggest shortcoming is port sizing, which is something Ford has rarely been able to get right. Evidently youre research people are either misinformed, or just dont really care about building anything ford. Revised cooling system passageways Siamese bore with drilled coolant crossover holes (Except on M-6010-B302BB ) Increased bulkhead material Its main function is to seal the combustion chamber and provide a surface for the intake and exhaust valves. I was trying to find a set of heads that will produce 300ish hp. We tried this formula to see what our basically stock BOSS 302 would do. Finding a Street Boss intake likely wouldn't be too difficult as multiple manufacturers have cranked them out over the years. Fords incredible 1969-70 Trans Am BOSS 302. Edelbrock E-Street cylinder heads are just the ticket. Not true! You can see the marks the intake valves made so you can clearly see the reliefs are not big enough (as in diameter, not depth). Large Inventory of New, Used and OEM Automotive Parts at Great Prices, Ford Boss 302 Block Heads Crane Roller Rockers Msd Distributor Jomar Stud, Boss 302 Engine Cylinder Head Bolts 716 Set 1969 1970 C9zz6065-a Sb 1116 Head, Boss 429 Heads Mustang 1969-1970 C9ae Hemi Original Ford Heads Rebuilt, Boss 302 Mustang Gasketsford Nos Headrocket Intake Fel-pro Valve Covers, Boss 302 Engine Cylinder Head Bolts Set 1969 1970 Mustang Ford Holman Moody, Arp 154-3602 Black Sb Ford Boss 302 Head Bolt Kit, Arp Head Studs 2011 2012 Ford Mustang Gt Boss 302 5.0l 4v V8 Coyote Stud Kit, Arp Head Stud Kit For Sb Ford Boss 302 M6010 Racing Block W 351c Iron Heads, New Fits 2010-2014 Ford Mustang Fo2503276 Right Side Halogen Head Light Assembly, Engine Cylinder Head Gasket-boss 302 Leftright Cometic Gasket C5961-040, Engine Cylinder Head Gasket-boss 302 Leftright Cometic Gasket C5958-040, Ford Racing M-6049-x2 Street Cruiser Cylinder Head 302351 X2 Head, Arp Cylinder Head Bolts High Performance Hex Head Ford 1969-70 Boss 302 Kit, Arp 154-4206 Head Stud Kit - New Boss 302 W351c Heads For Ford Small Block New, Arp 154-4206 Black Ford New Boss 302 W351c Heads 12pt Hsk, Arp Head Stud Kit For 69-70 Sb Ford Boss 302 W 716-14 Cylinder Block Threads, Ford Racing M-6014-boss Head Stud Kit Required For Boss 302 Blocks, 1969 Ford Mustang Boss 302 Article - Must See, Oem New Ford Racing Boss 302r Head Changing Kit - 11mm Head Bolts M6067m50br11, 1969 Boss 302 Mustang Cougar Coil To Head Bracket W Coil Strap Hardware, 1969 Boss 302 Mustang Cougar Coil To Head Bracket W Correct Hardware, Oem New Ford Racing Boss 302r Head Changing Kit M6067m50br, Arp Sbf Head Stud Kit - New Boss 302 W351c Heads 154-4206, Fits 2010-2014 Ford Mustang Gt Fo2502276c Capa Left Halogen Head Light Assembly, Headlight Set For 2010-2014 Ford Mustang Left And Right Black Housing 2pc, New Fits 2010-2014 Ford Mustang Gt Fo2502276 Left Halogen Head Light Assembly, Cometic Gaskets C5962-040 Ford New Boss 302 Head Gasket New Boss 302, Ahg1320l Apex Cylinder Head Gasket Driver Left Side New For F150 Truck Lh Hand, 1969 1970 Mustang Boss 302 Cylinder Head Bolt - Made In Usa - New, Arp-154-4002 Arp Cylinder Head Stud Pro-series Hex Head For Ford Sb Boss 302, 1969 1970 Boss 302 Head Bolt Set Of 20 Nos C9zz-6065-a, Ford Performance Parts M-6067-m50br11 Boss 302r Cylinder Head Changi, Valve Cover Adaptor Ford Cleveland Boss 302 On Small Block Ford Heads, Engine Cylinder Head Gasket Set-boss 302 Vin U Fits 2012 Ford Mustang 5.0l-v8, Es72480 Felpro Cylinder Head Bolts Set Of 10 New For F150 Truck Ford F-150 11-17, 1969 1970 Mustang Boss 302 Cylinder Head Bolt Set 20 Pieces Made In Usa - New, 090-072 Dorman Cylinder Head Plugs Set Of 5 New For Truck F150 F250 F350 Falcon, Mr. Gasket 5932 Boss 302 351c 4 Barrel Heads Ulktra Seal Header Gaskets, Hg4112 Dnj Cylinder Head Gasket Driver Or Passenger Side New For F350 Truck Ltd, Ahg1320r Apex Cylinder Head Gasket Passenger Right Side New For F150 Truck Rh, Es72479 Felpro Set Of 10 Cylinder Head Bolts New For F150 Truck Ford F-150 11-17, Ahg485 Apex Cylinder Head Gasket New For F350 Truck Falcon Galaxie Ltd Mustang, Remflex Exhaust Gaskets Ford Boss 302 351c Aftermarket Head 3091, Headlight For 2013-2014 Ford Mustang Pair Driver And Passenger Side Capa, Arp 154-4206 Fits Ford New Boss 302 W351c Heads 12pt Hsk.