CYL HEAD LS3, GM GEN III/IV PRO PORT STD BLOCKS

The Edelbrock 77319 Small Block Chevy LS3 Pro-Port Cylinder head is designed specifically for the professional cylinder head porter and engine builder. Like all other Edelbrock Cylinder heads, Pro-Port cylinder heads are also cast in the USA at the state-of-the-art Edelbrock Foundry with extra-thick walls to allow for custom CNC porting. In most cases, seats and manganese-bronze valve guides are included, but not installed. Please note: These heads can not be used without professional head preparation. , Pro-Port RAW Features Include: ,Unported versions of Edelbrock race-winning Victor Series CNC heads for the professional cylinder head porter and engine builder ,Pro-Port cylinder heads are cast in the USA at the state-of-the-art Edelbrock Foundry with extra-thick walls to allow for custom CNC porting ,The only heads designed specifically to accommodate almost any CNC port shape, size or location ,Offers enough wall thickness for CNC machining to various port dimensions ,In most cases seats and manganese-bronze valve guides are included,Some Edelbrock Pro-Port Raw Heads Feature Our Special Hot Isostatic Pressing or HIP Process.

Chevrolet:Small-Block Gen III LS3:376 (6.2L),Chevrolet:Small-Block Gen IV LS3:376 (6.2L)