Manley Severe Duty Exhaust Valve - 1.600 in Head - 0.342 in Valve Stem - 5.465 in Long - Small Block Chevy - Set of 8 R010015 500 Degree Fahrenheit Maximum

500 Degree Fahrenheit Maximum

1967-1968 TVR Tuscan

Service Oxygen Sensor for Terminator X Systems

Three 12 AN Female O-Ring Fittings

Manley Severe Duty Exhaust Valve - 1.600 in Head - 0.342 in Valve Stem - 5.465 in Long - Small Block Chevy - Set of 8 R010015 500 Degree Fahrenheit MaximumSEVERE DUTY SERIES Superior Stainless for High Temperature Gasoline Engines Exhaust Material XH 428 with Double the Ultimate Tensile Strength ( at 1500 F ) over the competition Intake Material NK 844 with 1000 Times Better Fatigue Strength than competitors offerings Manley Performance high performance and racing engine parts have been powering winners since 1966. Since our inception in March 1966, Manley Performance Products has been at the forefront