Manley Valve - Exhaust, Valve-S/D 1.600,+.100 1999 pontiac firebird This means they can be

This means they can be easily installed with simple hand tools

as we've done in the past with all the other camber plates we offer

causing leakage of damping fluid and increased engine movement

Installation is straightforward and requires no welding

Manley Valve - Exhaust, Valve-S/D 1.600,+.100 1999 pontiac firebird This means they can beManley 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