Manley Valve - Exhaust, Valve-S/D 1.900,+.100 Shopify Collective high-durometer bushings add a solid

high-durometer bushings add a solid

Enhance the stability of your Pontiac G8 with a Rear Suspension Bushing Kit from BMR Suspension

UMI’s adjustable rear upper control arms are a reliable addition to your street car

Swapping transmission in your Fourth Gen F-body means finding the right transmission crossmember

3058-650 - 1978-1988 GM G-Body

Manley Valve - Exhaust, Valve-S/D 1.900,+.100 Shopify Collective high-durometer bushings add a solidManley Severe Duty Valves deliver the ultimate in strength, reliability, and high performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from exclusive materials (XH 428 for exhaust and NK 844 for intake), offering unmatched tensile strength compared to competitive alloys. In fatigue testing at 40,000 psi and 1400F, Manley exhaust valves endured 100 million cycles, while competitors failed after just