Chevy LS 6.0L Gen IV B-4.000 M-STD DH-9.240 6-Bolt Billet Main Iron Engine Block Ideally suited for use with

Ideally suited for use with Solid / Mechanical flat tappet and Hydraulic Roller Cams

These control arms are manufactured to strict tolerances to employ a great fit and exceptional performance

look no further than PCE

heavy duty o-ring gasket design ensures long life and zero leaks

Every Speedmaster flexplate will withstand the extreme power and rpm of your performance application

Chevy LS 6.0L Gen IV B-4.000 M-STD DH-9.240 6-Bolt Billet Main Iron Engine Block Ideally suited for use withThe next level of performance are these cast iron Chevy LS blocks. Designed to look standard under your bonnet, and work with stock components. The Speedmaster block is ready for the street racer or all out racer with added strength and cubic inches. All the factory flaws redesigned to be eliminated, while still using the water jacket design. The Speedmaster blocks are cast from high density iron with extra thick cylinder walls and decks.