Looking for aftermarket parts to modify or upgrade your 1990 GMC K3500 with rocker arms? At Tunersports.com we carry a huge selection of the top name brand performance rocker arm parts and accessories.

OUT OF STOCK 1617-16Ultra Pro Magnumâ„¢ Roller Rocker Arms not only live up to the lofty standards of the original Pro Magnums but they also take Stud mount Rocker performance, stability and value to a whole new level. The 8650 chromemoly material and arched, web-like design deliver increased strength and rigidity ... COMP Cams Rocker Arms CS1.52 3/8 Ultra P 1988-1993 GMC K3500 Sierra / Sierra SLX 1988-1995 GMC K3500 Sierra SLE $527.54 |
OUT OF STOCK 1618-16Ultra Pro Magnumâ„¢ Roller Rocker Arms not only live up to the lofty standards of the original Pro Magnums but they also take Stud mount Rocker performance, stability and value to a whole new level. The 8650 chromemoly material and arched, web-like design deliver increased strength and rigidity ... COMP Cams Rocker Arms CS 1.6 3/8 Ultra P 1988-1993 GMC K3500 Sierra / Sierra SLX 1988-1995 GMC K3500 Sierra SLE $528.50 |

IN STOCK - DROPSHIPS 1418-8These Magnum Roller Rocker Arms for Chevy V8 265-400 and V6 200-262 Applications are the ultimate street Rocker. With a 3/8" Stud diameter and 1.6 ratio, they are designed for Serious performance enthusiasts. All Magnum Roller Rocker Arms are constructed from 8620 chromemoly Steel, which is a superi... COMP Cams Magnum Roller Rockers Chevy S 1988-1993 GMC K3500 Sierra / Sierra SLX 1988-1995 GMC K3500 Sierra SLE $134.99 |