RHS® - COMP Cams® Rocker Arms

Ultra Pro Magnum™Ultra-Gold™Shaft-Mount

Ultra Pro Magnum™

Cast 8650 Chromemoly Steel Rocker Arms

Investment cast 8650 chromemoly steel body & arched, web-like design increase strength & rigidity while significantly reducing the moment of inertia
CAD & FEA design is approximately 29% stronger than the previous Pro Magnum Rocker Arm design
Black oxide exterior finish helps prevent corrosion of the rocker body
Increased retainer & spring clearance for use with large diameter valve springs, retainers & +.050" locks
Feature oversized trunions, precision sorted needle bearings, hardened roller tips, rebuildable design & lifetime guarantee on the rocker body


Chevrolet
1601-12	V6 200-262	3/8"	1.52
1601-16	V8 265-400	3/8"	1.52
1602-12	V6 200-262	3/8"	1.6
1602-16	V8 265-400	3/8"	1.6
1604-12	V6 200-262	7/16"	1.52
1604-16	V8 265-400	7/16"	1.52
1605-12	V6 200-262	7/16"	1.6
1605-16	V8 265-400	7/16"	1.6
1607-8	V8 265-400 Twisted Wedge Head, Intake Valve	3/8"	1.52
1609-8	V8 265-400 Twisted Wedge Head, Intake Valve	3/8"	1.6
1608-8	V8 265-400 Twisted Wedge Head, Intake Valve	7/16"	1.52
1610-8	V8 265-400 Twisted Wedge Head, Intake Valve	7/16"	1.6
1617-12	V6 1988 & Later w/ Self Aligning Rockers	3/8"	1.52
1617-16	V8 1988 & Later w/ Self Aligning Rockers	3/8"	1.52
1618-12	V6 1988 & Later w/ Self Aligning Rockers	3/8"	1.6
1618-16	V8 1988 & Later w/ Self Aligning Rockers	3/8"	1.6
1620-16	V8 396-454	7/16"	1.7
1629-16	V8 348-409	3/8"	1.7
Ford
1619-12	V6 3.8L	3/8"	1.7
1630-16	V8 Boss 302, 351C, 429-460	7/16"	1.7
1631-16	V8 289-302-351W	3/8"	1.6
1632-16	V8 289-302-351W	7/16"	1.6
1634-16	V8 Self Aligning Rockers	3/8"	1.6
GM LS
1675-16	GM LS Series	3/8"	1.75
1676-16	LS3-L92-L99 (Factory Off-Set)	3/8"	1.77