Manley Dual Valve Spring Kit - 379 lb./in Spring Rate - 1.100" Coil Bind - 1.295" OD - Titanium Retainer - GM LS-Series Apparel & Merchandise The innermost Primary Barrier Layer

The innermost Primary Barrier Layer offers high resistance to heat and aggressive fuels

Transbrake Protection Module

These range from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1

Hedman Hedders Specialty/Engine Swap Header 89500 Tube Size 1

Manley Dual Valve Spring Kit - 379 lb./in Spring Rate - 1.100" Coil Bind - 1.295" OD - Titanium Retainer - GM LS-Series Apparel & Merchandise The innermost Primary Barrier LayerProduct Description: Valve Spring Kit Dual Spring 379 lb in Spring Rate 1. 100 in Coil Bind 1. 295 in OD Titanium Retainer GM LS Series 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 of the high performance automotive industry. Founded by gearhead Hank Manley shortly after his graduation from Brown University,