Street Solid Roller Dual Valve Springs 1.560" OD / 500lbs/in (Holden 308 & SBF Windsor SBC Chevy)

Street Series - Solid Roller Dual Valve Springs. Suits the Holden 304 308 & Small Block Chevy & Small Block Ford 302W 351W Cylinder heads*

Dual Valve Springs from COMP Cams® are manufactured from Super Clean™ wire and subject to extensive quality control testing to deliver a valve spring assembly with superior strength, durability and valve train stability, no matter what the application. The dual spring design creates a stronger valve spring that can easily handle the increased lift found in extreme stress applications. COMP Cams® Dual Valve Springs exceed the expectations of today’s engine builders and racers.

Max Lift: "

Installed Height: "

Coil Bind Height: 1.130"

O.D. of Outer:  1.560"

I.D. of Inner: 0.812

I.D. of Outer:  1.136

Spring Style:  Dual

Spring Rate:  500 lbs/inch

Seat Pressure: 195lbs @ 1.800"

Damper: Yes

*May require machine work and modification.