Looking for aftermarket parts to modify or upgrade your 1990 GMC G2500 with rocker arms? At Tunersports.com we carry a huge selection of the top name brand performance rocker arm parts and accessories.

IN STOCK - DROPSHIPS 1417-16These 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 1.52 ratio, they are designed for Serious performance enthusiasts. All Magnum Roller Rocker Arms are constructed from 8620 chromemoly Steel, which is a super... COMP Cams Rocker Arms Chevy SB 1.52 3/8 1987-1995 GMC G2500 Rally / Rally STX / Vandura $243.98 |
IN STOCK - DROPSHIPS 1418-16These 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 Rocker Arms Chevy SB 1.6 3/8in 1987-1995 GMC G2500 Rally / Rally STX / Vandura $247.84 |
OUT OF STOCK 1601-12The Ultra Pro Magnumâ„¢ Roller Rocker Arms for Chevy V6 200-262 Applications 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. These Rocker arms feature a 3/8" Stud diameter and 1.52 rat... COMP Cams Rocker Arms CS 1.52 3/8 Ultra 1985-1995 GMC G2500 Rally / Rally STX / Vandura $398.75 |
OUT OF STOCK 1602-12The Ultra Pro Magnumâ„¢ Roller Rocker Arms for Chevy V6 200-262 Applications 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. These Rocker arms feature a 3/8" Stud diameter and 1.6 rati... COMP Cams Rocker Arms CS 1.6 3/8 Ultra 1985-1995 GMC G2500 Rally / Rally STX / Vandura $399.26 |
OUT OF STOCK 1604-12The Ultra Pro Magnumâ„¢ Roller Rocker Arms for Chevy V6 200-262 c.i.d. Applications 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. These Rocker arms feature a 7/16" Stud diameter and ... COMP Cams Rocker Arms CS 1.52 7/16 Ultra 1985-1995 GMC G2500 Rally / Rally STX / Vandura $377.95 |
OUT OF STOCK 1605-12The Ultra Pro Magnumâ„¢ Roller Rocker Arms for Chevy V6 200-262 c.i.d. Applications 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. These Rocker arms feature a 7/16" Stud diameter and ... COMP Cams Rocker Arms CS 1.6 7/16 Ultra 1985-1995 GMC G2500 Rally / Rally STX / Vandura $400.22 |
IN STOCK - DROPSHIPS 1617-12Ultra 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 1.52 3/8 Ultra P 1988-1995 GMC G2500 Rally / Rally STX / Vandura $401.18 |
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 1988-1995 GMC G2500 Rally / Rally STX / Vandura $527.54 |
OUT OF STOCK 1618-12Ultra 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 1988-1995 GMC G2500 Rally / Rally STX / Vandura $402.15 |
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 1988-1995 GMC G2500 Rally / Rally STX / Vandura $528.50 |
IN STOCK - DROPSHIPS 19015-16The Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power, improve valvetrain stability, and enhance oiling efficiency. Their extruded design—developed using FEA analysis—creates a stronger, stiffer rocker body without adding unnecessary weight. The ARC series rocker arms feature... COMP Cams Alum Rocker Arms CS 1.5 Narro 1987-1995 GMC G2500 Rally / Rally STX / Vandura $415.65 |
OUT OF STOCK RP1417-16you know all the parts match. Confidently install your new Rocker arms and experience the difference. All components are also available as separate pieces.... COMP Cams Rocker Arm/Pushrod Kit Magnum 1987-1995 GMC G2500 Rally / Rally STX / Vandura $284.48 |
OUT OF STOCK RP1418-16you know all the parts match. Confidently install your new Rocker arms and experience the difference. All components are also available as separate pieces.... COMP Cams Rocker Arm/Pushrod Kit Magnum 1987-1995 GMC G2500 Rally / Rally STX / Vandura $288.35 |
IN STOCK - DROPSHIPS RPE1417-12COMP Cams Rocker Arm/Pushrod Kit Magnum 1987-1995 GMC G2500 Rally / Rally STX / Vandura $211.19 |
IN STOCK - DROPSHIPS RPE1417-16you know all the parts match. Confidently install your new Rocker arms and experience the difference. All components are also available as separate pieces.... COMP Cams Rocker Arm/Pushrod Kit Magnum 1987-1995 GMC G2500 Rally / Rally STX / Vandura $275.80 |
OUT OF STOCK RPE1418-16you know all the parts match. Confidently install your new Rocker arms and experience the difference. All components are also available as separate pieces.... COMP Cams Rocker Arm/Pushrod Kit Magnum 1987-1995 GMC G2500 Rally / Rally STX / Vandura $279.66 |
IN STOCK - DROPSHIPS RPG102you know all the parts match. Confidently install your new Rocker arms and experience the difference. All components are also available as separate pieces.... COMP Cams Rocker Arm/Pushrod Kit CS 1.5 1987-1995 GMC G2500 Rally / Rally STX / Vandura $304.74 |
IN STOCK - DROPSHIPS RPG103you know all the parts match. Confidently install your new Rocker arms and experience the difference. All components are also available as separate pieces.... COMP Cams Rocker Arm/Pushrod Kit CS 1.6 1987-1995 GMC G2500 Rally / Rally STX / Vandura $308.59 |
IN STOCK - DROPSHIPS RPH300you know all the parts match. Confidently install your new Rocker arms and experience the difference. All components are also available as separate pieces.... COMP Cams Rocker Arm/Pushrod Kit CS 1.5 1987-1995 GMC G2500 Rally / Rally STX / Vandura $280.63 |
OUT OF STOCK RPH301you know all the parts match. Confidently install your new Rocker arms and experience the difference. All components are also available as separate pieces.... COMP Cams Rocker Arm/Pushrod Kit CS 1.6 1987-1995 GMC G2500 Rally / Rally STX / Vandura $284.49 |
IN STOCK - DROPSHIPS RPM1417-16you know all the parts match. Confidently install your new Rocker arms and experience the difference. All components are also available as separate pieces.... COMP Cams Rocker Arm/Pushrod Kit Magnum 1987-1995 GMC G2500 Rally / Rally STX / Vandura $386.73 |
OUT OF STOCK RPM1418-16you know all the parts match. Confidently install your new Rocker arms and experience the difference. All components are also available as separate pieces.... COMP Cams Rocker Arm/Pushrod Kit CS Mag 1987-1995 GMC G2500 Rally / Rally STX / Vandura $390.58 |

IN STOCK - DROPSHIPS 1417-8These 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 1.52 ratio, they are designed for Serious performance enthusiasts. All Magnum Roller Rocker Arms are constructed from 8620 chromemoly Steel, which is a super... COMP Cams Magnum Roller Rockers Chevy SB 1987-1995 GMC G2500 Rally / Rally STX / Vandura $133.07 |
IN STOCK - DROPSHIPS 19017-16The Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power, improve valvetrain stability, and enhance oiling efficiency. Their extruded design—developed using FEA analysis—creates a stronger, stiffer rocker body without adding unnecessary weight. The ARC series rocker arms feature... COMP Cams 88+ Chevrolet Small Block Ultra ARC Narrow Aluminum Series Rocker Arm - Set of 16 1987-1995 GMC G2500 Rally / Rally STX / Vandura $415.65 |

IN STOCK - DROPSHIPS 19015-1The Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power, improve valvetrain stability, and enhance oiling efficiency. Their extruded design—developed using FEA analysis—creates a stronger, stiffer rocker body without adding unnecessary weight. The ARC series rocker arms feature... COMP Cams Alum Rocker Arm CS 1.5 Narrow 1987-1995 GMC G2500 Rally / Rally STX / Vandura $50.79 |