Chevy GM LS1 LS2 2x4-Barrel Dual Plane Fuel Injected Intake Manifold Polished This kit features a simple

This kit features a simple V-belt to serpentine pulley conversion while retaining your existing brackets

Speedmaster H-beam connecting rods are one of the strongest connecting rods available

These kits are specifically designed to deliver the performance you want

that have a 4bolt pattern

1966-72 (1973 non-CA) passenger cars

Chevy GM LS1 LS2 2x4-Barrel Dual Plane Fuel Injected Intake Manifold Polished This kit features a simpleSpeedmaster LS dual 4 barrel, dual plane fuel injection intake manifolds allow the installation of dual throttle bodies on late model LS Series engines. The dual plane, equal distribution layout produces great midrange torque without compromising top end power.