WebThe World Sportsman II cast iron small block Chevy head has a 200 cc intake runner and 64 cc chamber. This head is available in angle and straight plug design. Several racing organizations throughout the country require … WebMar 25, 2002 · I have decided to order a set of sportsman II heads and have them pocket-ported and install them on a 355 cu. in. sbc engine. I have been told that they do not flow as well as other heads in their price range. I am interested in everyone's opinion. Could i have made a better choice in a cast...
Sportsman II heads ...are they worth the money?
WebRocker Arms: Sportsman II heads utilize a standard offset rocker designed for the Small Block Chevy. Special Note: When using rocker arms greater than a 1.5 ratio, it may be ne cessary to elongate the pushrod guide holes in the cylinder head. Rocker Arm Studs: -1 & -2 Cylinder heads use a 3/8 rocker arm stud. Replacement part # 830475 black and white wedding hats
Optimizing the 355 combo with Sportsman II heads
WebAbout the shortest practical compression height for a piston is 1 inch. This means that with a 9.000 block height the longest rod that can be used with a 4-inch stroke is 6 inches. If you are building a 3.75 stroker then, a 6.125 Scat Premium 7/16 rod can be used with a piston having a 1-inch compression height. WebJul 13, 2024 · The heads could take more cam, rpm and converter if you want to step it up later. These are better than almost any sbc factory head. If you wanted more low end velocity, vortecs would give that, requires changing intake as well. Mixed Opinions (range from 465 to 480 lift) without modifying vortecs. I see no reason to change these heads out. WebOct 7, 2024 · Details. Small Block Chevy Sportsman II Cast Iron Cylinder Heads - 64cc Combustion Chambers, Angle Plug. Applications: World has tested Sportsman-II heads in many applications including 375Hp 9:1 street engines; 450HP 9.8:1 street /strip engines; all the way to 940HP blown alcohol drag race engines. Typical Application Street: 274 Cam: … black and white wedding guests