COMP Cams Rocker Arms GM LS1 1.8 3/8 Ultra - 1675-8

Ultra 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...

COMP Cams Rocker Arms GM LS1 1.8 3/8 Ultra - 1675-16

New LS-Specific Ultra Pro Magnumâ„¢ Rocker Arms From COMP Cams Increase Ratio And Stiffness Over Stock Rockers, While Also Increasing Lift without The Need To Swap Cams. As LS engines continue to...

COMP Cams Rocker Arm GM LS1 1.8 3/8 Ultra - 1675-1

This Ultra Pro Magnum rocker is made of black oxide coated 8650 chromemoly steel that can withstand up to 850 lbs of spring pressure. Featuring a 1.8 ratio, this rocker fits LS1/2/6 with a 3/8"...

COMP Cams Rocker Arms FS/FW 1.6 3/8 Ultra - 1634-16

Ultra 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...

COMP Cams Rocker Arm FS/FW 1.6 3/8 Ultra P - 1634-1

Ultra 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...

COMP Cams Rocker Arms FS/FW 1.6 7/16 Ultra - 1632-8

Ultra 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...

COMP Cams Rocker Arms FS/FW 1.6 7/16 Ultra - 1632-16

Ultra 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...

COMP Cams Rocker Arm FS/FW 1.6 7/16 Ultra - 1632-1

Ultra 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...

COMP Cams Rocker Arms FS/FW 1.6 3/8 Ultra - 1631-8

Ultra 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...

COMP Cams Rocker Arms FS/FW 1.6 3/8 Ultra - 1631-16

Ultra 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...

COMP Cams Rocker Arm FS/FW 1.6 3/8 Ultra - 1631-1

Ultra 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...

COMP Cams Rocker Arms FC FF 1.7 7/16 Ultra - 1630-16

Ultra 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...