This 100% bolt-on kit use existing bolt holes and supplied hardware
Polyurethane is a synthetic polymer that has many properties that make it far superior to OEM rubber bushings
SS203051 - 1967 GM A-Body UMI Shock/Spring Kit
nitrous system or any other accessory requiring momentary power
Complete with premium hardware and made with USA-quality craftsmanship
Manley Valve - Exhaust, Valve-S/D 1.600, .3136 STEM 2010 Ford Mustang This 100% bolt-on kit useManley 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