Brian Tooley Racing Dual Valve Spring Kit - 380 lb. - 1.070 in Coil Bind - 1.300 in OD - GM LS-Series 960004-E Scott Drake is the world's WAR85330 Size:7-1/2 (60) C5 R4 Valve Ignition Wires

Scott Drake is the world's largest manufacturer and supplier of reproduction parts for classic Mustangs

The dual-plane constant cross-sectional area design builds low and mid-range acceleration while optimized runner paths make exceptional top-end horsepower

118g weight

Daystar lift kits work within the factory suspension design

Pit Stop USA sells NOS products at low everyday prices

Brian Tooley Racing Dual Valve Spring Kit 380 lb. 1.070 in Coil Bind 1.300 in OD GM LS Series 960004 E Scott Drake is the world's WAR85330 Size:7 1 2 (60) C5 R4 Valve Ignition Wires Scott Drake is the world's largest manufacturer and supplier of reproduction parts for classic Mustangs The dual plane constant cross sectional area design builds low and mid range acceleration while optimized runner paths make exceptional top end horsepower