Manley Valve - Exhaust, Valve-S/D 1.625,+.600 2006 saturn sky The polyurethane bushing end is

The polyurethane bushing end is designed to be bolted to the vehicle chassis side while the Roto-Joint attaches to the rear end side

this switch has an extra large red button that fits gloved driver thumbs very comfortably

and valvetrain stability in today’s high-performance engines

BMR Suspension designed the BK010 to work well in street performance

Manley Valve - Exhaust, Valve-S/D 1.625,+.600 2006 saturn sky The polyurethane bushing end isManley 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