K-Motion Valve Springs

$ 351.00


Product Description

1,300 Diameter double M-300 spring designed for LS engines, good for camshafts up to .660 lift. 155# @ 1.780, 380# @, 400# @1.130, coil bind at 1.070

Drop in kit for LS cylinder heads

includes:

valve springs, steel retainers, locks, locators, and valve seals