COMP Cams

These Ultra Pro Magnum rockers are made of black oxide coated 8650 chromemoly steel that can withstand up to 850 lbs of spring pressure. Featuring a 1.8 ratio, these rockers fit LS3 with a 3/8"...

Rocker Arms,GM LS3 1.8 3/8 Ultra Pro MagUser 1This Part Fits:YearMakeModelSubmodel2010-2012ChevroletCamaroSS2008-2012ChevroletCorvetteBase2010-2012ChevroletCorvetteGrand Sport2009PontiacG8GXP

Constructed in the USA after FEA analysis, the Ultra Gold ARC rocker withstands up to 700 lbs pressure while improving power and stability. These 19049 rockers feature a 1.72 ratio for use with 7/16"...

Constructed in the USA after FEA analysis, the Ultra Gold ARC rocker withstands up to 700 lbs pressure while improving power and stability. These 19060 rockers feature a 1.5 ratio for use with 7/16"...

For Big Block Chevrolet applications, 1.6 ratio, 7/16" stud; Machined billet pushrod seat insert; 8650 steel construction outlasts and outperforms other rockers in accuracy and strength; Ultra Pro...

For Big Block Chevrolet applications, 1.7 ratio, 7/16" stud; Machined billet pushrod seat insert; 8650 steel construction outlasts and outperforms other rockers in accuracy and strength; Ultra Pro...

Machined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. This 1823 rocker features a 1.73 ratio for use with 7/16"...

COMP Cams Rocker CB 1.75 7/16in Ultra ProUser 1This Part Fits:YearMakeModelSubmodel1963,1965-1975ChevroletBel...

Machined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. This 1828 rocker features a 1.8 ratio for use with 7/16"...

For Big Block Chevrolet applications; 1.8" Ratio, 7/16" Stud; Machined billet pushrod seat insert; 8650 steel construction outlasts and outperforms other rockers in accuracy and strength; Ultra Pro...

Machined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. This 1810 rocker features a 1.55 ratio for use with 1/2"...

For Small Block Chevrolet applications, 1.5 ratio, 3/8" stud; Machined billet pushrod seat insert; 8650 steel construction outlasts and outperforms other rockers in accuracy and strength; Ultra Pro...

Machined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. This 1804 rocker features a 1.5 ratio for use with 7/16"...

Machined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. This 1807 rocker features a 1.55 ratio for use with 3/8"...

Machined from 8650 steel with a billet pushrod seat, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. This 1808 rocker features a 1.55 ratio for use with 7/16" stud...