Vehicle Set: Click here to shop All GMC C25 parts.

GMC C25 Valve Locks

Looking for aftermarket parts to modify or upgrade your GMC C25 with valve locks? At Tunersports.com we carry a huge selection of the top name brand performance valve lock parts and accessories.

Valve Lock Parts:

Only show in-stock parts

COMP Cams Valve Lock Sets

IN STOCK - DROPSHIPS 611-12 These Steel Super Locks featuring a lash cap recess, 10°... COMP Cams Super Valve Locks 11/32in 1975-1975 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande 1977-1978 GMC C25 Base / High Sierra / Sierra Classic / Sierra Grande $50.69 Details