Dual Valve Springs - 1.540 Valve Spring - Dual Spring / Damper - 510 lb/in Spring Rate - 1.190 in Coil Bind - 1.540 in OD - Set of 16

1.540 Valve Spring Set Hot Rod Series w/Damper Valve Spring - Hot Rod Series - Single Spring / Damper - 311 lb/in Spring Rate - 1.200 in Coil Bind - 1.540 in OD - Set of 16

Exhaust Valve - 1.550 in Head - 11/32 in Valve Stem - Stock Length - Stainless - Small Block Chevy - Each

Exhaust Valve Back Exhaust System - Variable Sound Level - Valve-Back - 2.75 in Diameter - Single Center Exit - Quad 4.5 in Polished Tips - Stainless - Natural - Chevy Corvette 2014-19 - Kit

Exhaust Valve - 1.600in Exhaust Valve - 1.600 in Head - 11/32 in Valve Stem - Stainless - Edelbrock Performer 5.0 / 5.8 L - Small Block Ford - Each

1.600 Exhaust Valves Exhaust Valve - 1.600 in Head - 11/32 in Valve Stem - Stainless - Edelbrock Heads - AMC V8 / Small Block Chevy / Small Block Ford - Set of 8