RB/B, LA Cylinder Head Casting Numbers: The casting numbers for most RB, B, LA heads are found in two places. On the underside of the head on an intake runner, and under the valve cover on an intake runner. Edelbrock is the most respected name in performance! Since 1938, Edelbrock has manufactured its core products in the USA for quality and performance.
Oct 21, 2019 · Vic Jr spent a pile of money to bring us Pontiac guys a pretty darn good cylinder head, and for us to buy a cheap knock off of his effort is a slap in his face. You will see a similar response from me in each of the Speedmaster threads because it is a subject important enough to me to do so. The 18° Pro Stock style cylinder heads from BRODIX are the Big Dukes. The PB 1800 and PB 1801 were the original designs in this legendary series.The PB 1802 is a cast ported version of the PB 1800 capable of flowing over 480 cfm. Canadian Cylinder Head Technologies 4479 Chesswood Dr. Downsview, Ontario M3J2C3 Tel: (416) 630-0854 Toll Free: 1-800-310-4635 www.cylinderheadtech.com TYPICAL FLOW NUMBERS FOR FULLY PORTED HEADS Flow numbers will vary slightly from one casting to another of the same model. NOTE: All flow testing is done @ 25in hg pressure.
Pontiac Cylinder Head Codes - Wallace Racing-Drag Racing ... Sale For Today Only at www.wallaceracing.com . If you know the code number, try my new head search. Chart to mill Pontiac Cylinder Heads. Pontiac made closed chambered heads until 1967. In 1967 Pontiac made some open chamber heads (i.e. 061).After 1967 the heads were open chamber ... Feb 01, 2009 · These heads had intake port volumes of 180, 200, 215, and 230cc. Now it might seem that this is an easy test to do-just take a strong-performing engine and run four sets of heads across it. Jan 02, 2010 · Pontiac – Cylinder Head Identification. January 2, 2010 Engine. Identifying Pontiac cylinder heads is also a fairly straightforward procedure. This process is made easier since the majority of Pontiac cylinder heads have the casting number, or a portion of it, on the outside of the head (as opposed to under the valve cover like many other makes). Jan 16, 2015 · The quench clearance is the distance the deck of the piston is from the cylinder head face at TDC. Loose (wide) quench clearances can actually promote detonation. The worst to have for most conventional-style wedge-head V-8s is about 0.100 to 0.125 inch.
For example, the casting number for a typical Pontiac Edelbrock Round Port style head is 6056. This is the base casting number only which is shared by all of these heads and depending which head is produced such as bare or complete and chamber size, it will get a different part number. Cast Iron & Aluminum Intake Manifolds Stage 1 & Fully Modified Cast Iron Intakes Chevy “Holley” 4 Barrel Cast Iron Intakes Chevy High Rise 4 Barrel Cast Iron Intake Manifold Vortec Cast Iron Intakes Ford 289/302 & 351W Cast Iron Intakes Acid Ported Cast … Continue reading →
An In-Depth Look At The Current Pontiac Cylinder Head Packages. In the previous issue, we spoke with a number of well-respected companies that market high-flow Pontiac cylinder head packages, and each shared with us the detailed specifications of those aimed at enhancing the performance of...
Pontiac, w/Edelbrock heads Head Bolt Kit. Pontiac 4-cylinder Super Duty-mag block Main Stud Kit. 291-5802. SB Mopar & Pontiac SS 12pt Oil Pan Bolt Kit.As cast ports flow more than many ported designs at a much more affordable price. Dart’s 15° 225cc Aluminum cathedral port cylinder head for GM LS series small block V8 engines offers higher performance and more versatility than factory designs.
Kevin S., UT (2008 Pontiac Torrent Base 3.4-L V6) Engine Major Engine rebuild or replacement, cylinder head, head gasket, turbo or supercharger, timing chain or timing belt. These Heads flow over 590 CFM on the intake, and 400 CFM on the Exhaust @ .900 Lift, These heads feature an eleven degree valve angle, and produce the most horsepower in our 5.000" symmetrical port wedge head design, for naturally aspirated engines. They utilize a 2.620 Intake Valve, and a 1.900 Exhaust Valve. Call and Order Yours Today !!
Sportsman Ii (w/Pro Flow Valves) Next, we threw in a pair of the Pro Flow intake and exhaust valves in the Sportsman II head to test them against the performance we had just documented from the straight-stemmed Race Master units (Chart B). On the intake side, the advantage of the Pro Flow valves didnt kick in until 0.400 lift. The all new PRC 225cc As-Cast cylinder heads are finally available for customers looking for the ultimate as-cast cathedral LS heads available. The new PRC as-cast intake port has been flow bench tested to flow over 320cfm & can support everything from smaller camshaft street engines all the way to all out race engines.
Top Ten Production CSB Cylinder Heads Also Borrowed from CAR CRAFT Magazine Nos 1-6 are small-chamber, hi-comp and must have dished pistons to get comp below 10.5:1. Nos 1-7 have nonhardened exhaust valve seats which must be replaced for use with unleaded fuel. The CNC-ported LS3 head features 276cc intake runners and 92cc exhaust ports, along with a combustion chamber volume of about 68.5cc. That's the same volume as stock LS3 heads, which maintains the stock compression ratio. It will fit any LS engine with cylinder bores of 4.000 inches or larger, including 6.2L L92 truck engines.
Jul 03, 2016 · Aftermarket 305 heads. Trick Flow Super 23 175 cylinder heads, 175cc intake port, 56cc nominal combustion chamber volume, 1.94" intake x 1.5" exhaust valves World SR Torquer 305 (discontinued) Block preparation. If you are going to have a 305 block bored oversize, always bore to the next smallest oversize.
Jul 06, 2009 · Stock Pontiac Head Flow Head Casting Number: Year: Notes: Porting: Intake Lift: Intake Flow: Exhaust Lift: Exhaust Flow: Download Desktop Dyno 2000 .flw file Feb 10, 2018 - TRE Racing Engines Drag Race Engines, Drag Race Engines, Aluminum Intakes
These heads are made in the same style as the Edlebrock Victor cylinder heads. These heads accept the same CNC program we use on the Edelbrock heads and produce similar flow numbers. Although similar in appearance there are some conditions that the customers may not understand or be prepared to deal with when purchasing them.
Compression Ratio is the ratio of an engine's cylinder volume vs. its combustion chamber size. Static Compression Ratio numbers are the ones you hear thrown around the most ("10:1 compression"), and it takes into consideration the full sweep volume of the cylinder in regard to its range of crankshaft stroke.
Chamber size of heads is given as an approximate CC as is static compression. When examining any Pontiac head today it requires an open mind. All chamber sizes should not be assumed but cc'd to confirm the chamber size. I wish to point out that Pontiac manufactured heads with push-in studs and screw-in studs using guide plates. Horsepower fans know that Trick Flow is all about developing products that provide maximum performance, such as the PowerPort® 190 cylinder heads for small block Mopar. The heads fit all non-emissions, LA and Magnum-series 318, 340, and 360 engines used through 2003.
Feb 29, 2000 · Cylinder heads AB&C had in line oil feed rear rocker pedestal. Cylinder head D had offset oil feed rear rocker pedestal. All cylinder heads shared the same size 1.344" exhaust valves. Cylinder heads A and B had a combustion chamber depth of .425" with a capacity of 42.5cc to 43.5cc.