Manley Valve Spring, SPRING-1.650 DOUBLE 1996-pontiac-firebird-esi1593369 allowing (6) major weld points

allowing (6) major weld points through out the chassis of the vehicle

The additional hollow space is filled with CNC-aluminum

with CNC machined bushing holders and MIG welded end caps for durability

Lowering springs are not only a great way to add an aggressive look to your 1st-Gen F-body

a minimum weight reduction of over 30 pounds is common

Manley Valve Spring, SPRING-1.650 DOUBLE 1996-pontiac-firebird-esi1593369 allowing (6) major weld pointsFrom 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.