Impulse Valve Spring Set (SB)

Heavy duty single springs suit cams with up to .550" valve lift

Impulse valve springs are heavy duty single springs made from chrome silicone wire. The springs suit cams with up to .550" valve lift and fit Chrysler Hemi 6, Slant 6 and V8 small block engines.

Valve Spring Specs
1.435" OD x 1.000" ID
110 lbs seat pressure @ 1.700" lift
300 lbs open pressure @ 1.200" lift