Manley Valve - Exhaust, Valve-SBC P/F 1.600 2001 pontiac firebird The Roto-Joint operates like a

The Roto-Joint operates like a spherical rod end but maintains the street-friendly qualities of a softer bushing

Installation time is about 2-3 hours

and have been race proven on the UMI LeMans

103460 - 2005-2014 Ford Mustang Rear Anti-Hop Kit

Manley Valve - Exhaust, Valve-SBC P/F 1.600 2001 pontiac firebird The Roto-Joint operates like aManley 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