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Comes with two (2) 120-grit grinding wheels (p/n 66762) and battery recharger
000 psi Tensile Strength - 1 Set per Cylinder Head - Longer than stock (for use with washers) - 1/2" Hex Head
BMR Suspension gives you a lightweight
This set-up may not clear all lower hanging long tube headers
Manley Valve Spring, SPRING-1.610 DOUBLE 1990-pontiac-firebird-esi3548487 Comes with two (2) 120-gritFrom 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.
