Manley Valve Spring, SPRING-1.500 DOUBLE 2001 pontiac firebird All Dedenbear linkage style throttle

All Dedenbear linkage style throttle stops come with a needle valve to control the opening rate of the stop

Engine mounts for Small Block / Big Block engines in 67-72 C10 trucks

Vis at 100 degree C

Kit is a direct bolt in with no modifications required

and adding cornering consistency to your Pontiac G8 and Chevy SS is easy with polyurethane radius rod bushings from BMR Suspension

Manley Valve Spring, SPRING-1.500 DOUBLE 2001 pontiac firebird All Dedenbear linkage style throttleFrom drag strips to short track and endurance circuits, the Manley NexTek series is engineered for serious racers. NexTek springs resist pressure loss and valve train degradation even in the most demanding race conditions. That means more consistent spring force deep into a run, reduced valve bounce, and improved overall stability for high RPM performance. Built to outperform and outlast in real world competition.