Cloyes Original True Roller, 3 Keyway (1985-2002 Chevrolet Small Block)

V-6 & SB V-8 (excl LT1/LT4) 1985-2002
V-6 262, 4.3 w/o Bal Shaft
V-8 305E, F, G, H, 350 (5.7-7, 5.7-8)
with Factory Roller Cam
STANDARD CENTER DISTANCE = 4.521