Howards Electro Polished Pro-Alloy Mechanical Roller Dual Valve Springs - 1.550 H766003M 1975-1981 Chevrolet G10

1975-1981 Chevrolet G10

Constructed with calfskin palm over 2 laters of Nomex(R) for a better grip on the wheel

1 Momentary Rocker / 2 Rockers / 3 3-Way Position Rockers

Use rod #9172 for divorced choke with Q-Jet

CSR Swivel Thermostat Housings are CNC machined of 6061- T6 Billet Aluminum

Howards Electro Polished Pro-Alloy Mechanical Roller Dual Valve Springs - 1.550 H766003M 1975-1981 Chevrolet G10Product Description: Valve Spring Dual Spring Damper 510 lb in Spring Rate 1. 190 in Coil Bind 1. 540 in OD Set of 16 The name Howards Cams has been synonymous with high performance camshafts since the 1950s. Howards Cams have always used on track experience to design the most powerful designs. This includes early Top Fuel favorites driven by Jack Chrisman and Larry Dixon Sr. Today we have even a greater group of experienced racers in Circle Track,