pontiac 421 super duty heads

W x 31 1/2 in. Stating in 1962 the “421” and the “421 SD” engine became available as a factory option until 1966. Power for the ’63 lightweight racers was supplied by Pontiac’s Super Duty 421 CID V8, here rated at 420 hp at 5,600 rpm but said to be good for closer to 500 hp when properly tweaked. $620.00 $421.60. Components are interchangeable from each displacement, other than 265 & 301, which are only compatible with themselves. Beginning in 1960, with the release of the 421 for NASCAR and drag racing, Pontiac also equipped a special series of 389s, called "Super Duty" engines. $377.50 $256.70. Only one is known to survive today. This led to the founding of the Super Duty Engineering Group at Pontiac. However, they are harder to find and like the 1967 heads, they have a closed combustion chamber. 1961-1973 LeMans. ... 1962-64 Oldsmobile Rocket 394 Cylinder Heads $200 (Arlington, Ne) pic hide this posting restore restore this posting. $620.00 $421.60. was essentially a detuned SD-421. The 061 casting's chambers later became the base for the RAM AIR II and RAM AIR IV heads. Bore In Plate=4.180/4.185". 528511 (1958 370-cid 270-hp 4-bbl) Date cast: J277 Grade: 3 (3 cfm seat leakage) Valve sizes: 1.88/1.60 Intake(S) ... 421 cu.in. Pontiac Cylinder Head ID Numbers. Just for the helluvit I looked on one of the online Pontiac I.D. The most famous S/D of them all. Pontiac 421 sohc super duty; Mickey Thompson 389 pontiac hemi; Mickey Thompson 427 ford hemi; Antique products services. Will this converter work well with a Pontiac 400/400 and the engine has a pretty hot cam. Just mutter the words "Super Duty" and you're likely to get his ticker racing. Heavy-Duty SFI Flexplate for 1986-1997 Small Block Chevy (3) $80.99. If you do not see your exact rotating assembly package, contact Scott Ray at 800-333-7113 for a custom quote today. Excluding the Ram Air IV and Ram Air V heads. 2011-2013 Toyota Corolla. An SD 421 followed later in 1961 and was available over the counter; for '62, it could be factory installed. $231.25 $157.25. The Pontiac Super Duty program began in late 1959 with over the counter parts for the 389 V8, and was expanded to include the new 421 V8 in 1961. With the stock set up, it slams into gear hard. W x 31 1/2 in. Whether your vehicle is a GTO, Fire Bird, Trans Am, Lemans, or a timeless classic, here at Pro-formance Unlimited we are here to help design and build the engine combination that will match you with your vehicle. The torsional property of a forging allows it to bend or flex from end to end more easily than a cast crank. Find your perfect car with Edmunds expert reviews, car comparisons, and pricing tools. How much is a set of Pontiac 1961-63 Super Duty Cylinder Heads # 544127 worth? 255. This code will tell you the year it was to be used. Most Pontiac blocks during that era were machined to accept two-bolt caps only, but 455 blocks produced through about 1974 were mostly machined for four-bolt caps even though two-bolt units were installed most often. ... JEGS W2450 - LED Flashlight [Super Bright] $4.49. That 421 Super Duty was built by Jim Taylor back in 2007 and has helped make this ride famous. Pontiac began its 421 Super Duty engine production late in 1961, hand-building the 421 CI engines in a special tool room. Check out this 1962 Pontiac Super-Duty Catalina that has a Super-Duty 421 engine rated at 405hp. ... 421 cu.in. Pontiac 455 Super Duty 1973-1974. Unlike previous enlargements of Pontiac V8s, it did not replace the 389. Super Duty 455's used Pontiac's legendary round port cylinder heads while the non Super Duty used standard D-port heads. 225 421 cubic inch engines were produced, 178 installed and the remaining 63 served as replacements. Carbs move freely,but would most likely need to be rebuilt. The 421 Super Duty had been the first of these, and their large bore and stoke made them popular in NHRA and NASCAR competition throughout the '60s. Find your perfect car with Edmunds expert reviews, car comparisons, and pricing tools. 1974 Super Beetle $3,750 (Gretna) pic hide this posting restore restore this posting. The Super Duty 455 V8 (SD-455) was introduced in the Pontiac Firebird in 1973. Part#: 108402. The 421 H.O. In 1961 Pontiac Super Duty 389 engines had won 30 of the 52 NASCAR races that year. This is it! consumer behavior & marketing strategy consumer behavior & marketing strategy This 1970 Eliminator is the perfect example, a Q-Code car that came equipped with a 428 Cobra Jet with Ram Air, four-speed, and the Super Drag … Before the 1964 GTO burned rubber in Anytown, USA, Pontiac’s full-size Catalinas—powered by the ferocious 421-cubic-inch Super Duty V-8—were burning up drag strips and taking down competitors in early-’60s Super Stock battles. Learn vocabulary, terms, and more with flashcards, games, and other study tools. It had different interchangeable top plates! Rocky Rotella High Performance Pontiac, Feature Article Pontiac, Grand Prix, SJ Edelbrock Extra Edition- Performer RPM CNC cylinder heads 1962 Pontiac Catalina 421 Super-Duty – … Pontiac Super Duty Intake GM #64288 Year Unknown: Wensler 1961 to 1964 421 Tunnel Ram Single 4 Barrel Intake, Beyond Rare! Part#: 108402. This video will give a bit of insight into what makes it special. There was a dual quad version also. 1963 Pontiac Catalina. charts to see what "H" was. It just isn't so. ... And being better educated on block choices should leave more green in your wallet for the cylinder heads … Now select an engine model (if applicable) -- Pontiac Engine Models -- All Pontiac Kits 151 301 326 350 3800 389 4-cylinder 400 421 428 455 Brodix Heads Edelbrock Heads Iron Duke L67 Pro Stock Dart Heads Pro Stock Heads Ram Air Runner Heads Super Duty Generic V8. Pontiac 421 Super Duty V8; Cast Iron; Std. ... Urethane body kits are made out of heavy-duty molds and are machine-made, so the precision of finish is normally solid. Save up to $15,859 on one of 25,449 used 2004 Ford F-150s near you. Hi heat alloy aluminum. The first of the "big journal" Pontiac V8s, it had a bore and stroke of 4 + 3 ⁄ 32 in × 4 in (104.0 mm × 101.6 mm) … 9" ford rear end with a gear drive positraction center section. $2750+shipping although I would prefer that these be picked up. download. 1967 was the first open chamber PONTIAC HEADS. Originally a 421 H.O. Unlike previous enlargements of Pontiac V8s, it did not replace the 389. The most famous S/D of them all. 1962 Pontiac Vehicles for Sale. $25. In 1964 Pontiac reduced the bore size to what was correct for 326 inches of displacement, a 3.719-inch bore. The Super Duty was developed for use in NASCAR, Stock Car, and Drag Racing. 542991 (2x4 aluminum) (1961, 1962 Super duty) 541690 (3x2 cast iron) (1962 production 389, 421) The 67 670 400 heads were closed chambers and many big car 400's got left over 389 heads from 66. The Stealth Option is available on all of our BP Custom Cylinder Heads or ask a sales person to add to Edelbrock out of box heads. Front Bumper. Classifieds for 1962 Pontiac Vehicles. Now have screw in studs and poly locks, 1.65 rockers. We would like to show you a description here but the site won’t allow us. Find your perfect car with Edmunds expert reviews, car comparisons, and pricing tools. Corvette 1963 421 Bell Housing $125 (East Greenwich) hide this posting restore restore this posting. Please browse our crate engines listed below or custom design one of your own. 326. consumer behavior & marketing strategy consumer behavior & marketing strategy. The track-intended Super Duty 389- and 421-cubic-inch engines – available only to 'qualified' racing teams favored by Pontiac management – were factory-available in 1962. ... Urethane body kits are made out of heavy-duty molds and are machine-made, so the precision of finish is normally solid. From the 421 Super Duty to the 389 Tri-Power, Pontiac Motor Division developed some of the most infamous high-performance engine programs among the Big Three during the muscle car era. “Super Duty” was the name Pontiac used on its high performance (i.e. was essentially a detuned SD-421. In 1967, Pontiac took the basic recipe of the 389 and added a bit to its bore, creating the 400. Many of Pontiac’s 2-bolt main engines, most notably the lower-performance 428s (1969) and 455s (1970-and-later), were drilled and tapped for 4-bolt caps from the factory. The Grand Prix’s street cred was bolstered by Pontiac’s back-door support for Super Stock drag racing, including “Super Duty” versions of the big-displacement 421 engine and over-the-counter engine parts. New listings are added daily. $25. 6X and 4X Head Information. This service leaves the heads with a sleek, clean look and ready to paint for that original OEM look. JEGS 65010 - Fender Cover with Pocket [23 in. $100. ..... 480-285-1600 [email protected] 1345 East Chandler Blvd. The Super Duty 421 Pontiac engine was the largest and pinnacle powertrain in the Pontiac fleet in 1962. Also, a rumored 75 cars were built with non-Super Duty 421 engines rated at 320 bhp. The pressure from Chevrolet’s 427 V8, Mopar 440 and 426 Hemi, as well as Pontiac’s 421 and 428 V8 made the 427 Medium Risers obsolete. The combination included trick high-flow cylinder heads, a McKellar no. Mated to the engine is a Borg Warner T-10 four speed, which works with a Posi Trac rear using a 4.56 gear. 1962 Pontiac Catalina, Royal Bobcat Super Duty 421. The new-for-’64 GTO injected that DNA into the lighter mid-sized LeMans, borrowing the heads from the Super Duty 421 to make 325 HP on the GTO base 389 with four-barrel carburetor. race ready) engines in the early 1960’s, and the Super Duty … These engines weren’t available at any dealership. Below are rotating assembly packages from Ohio Crankshaft. The 421.19 cu in (6.9 L) was introduced in 1961 as a dealer-installed Super Duty option. Two versions available A-all D-port heads; B for 63 SD "980" head only. They were hardly ever run and have been in storage for almost 50 years. Then the best option would be to choose a high output Pontiac heads produced from 1967 on. 540306 heads rebuilt several years ago but never installed on an engine. Manifold and carburetors look great. ... a super-clean flowing look, or a race car look, to name a few types of styles. Click on Ford, Small Block Chevrolet, Big Block Chevrolet, LS Chevrolet, Mopar or Pontiac to view a list of all of the products carried in that product line. Check out this 1962 Pontiac Super-Duty Catalina that has set a NHRA National Record. The 1962 and 1963 Super Duty engines would work well also. If you were hoping it was a super duty or … Sporting the 716 Super duty heads this 421 is stuffed with a '63 short-snout 4.00” Stroke Armasteel 421 Crankshaft, 6.625” Crower Sportsman forged 4340 steel rods, and KB 4.15” Pistons. $231.25 $157.25. Super Duty pieces were available over the counter, not factory installed. Together with the casting code and casting date you can determine where what the engine is. This 1970 Eliminator is the perfect example, a Q-Code car that came equipped with a 428 Cobra Jet with Ram Air, four-speed, and the Super Drag … Pontiac discovered the benefits of the ductile cast-iron crank in the early 1960s and immediately discontinued its 421 Super Duty forgings in favor of the cast Arma-Steel units for all 1963 Super Duty … The single four barrel was rated at 333 bhp while the Tri-Power version carried a 348 bhp rating. With the stock set up, it slams into gear hard. Front Bumper. These engines weren’t available at any dealership. V-8s produced 353 and 370 hp, respectively, but the hottest options of all were the 390-, 405-, and 410- hp 421 Super-Duty … However, these codes were used over from year to year. Throughout the ‘60s, Pontiac’s 389-cubic-inch V-8 did most of the heavy lifting in the brand’s performance models with the 421 and its larger crankshaft main bearings handling the Super Duty work both in NASCAR and on the dragstrip. Pontiac used high-quality steel forgings in its max-performance efforts such as the Super Duty 421 and Ram Air V, and they are extremely rare and difficult to find today. Two 421 HO. ... a super-clean flowing look, or a race car look, to name a few types of styles. ... 1962-64 Oldsmobile Rocket 394 Cylinder Heads $200 (Arlington, Ne) pic hide this posting restore restore this posting.

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