The latest development in Rocker arm Technology from COMP Cams are Ultra Pro Magnumâ„¢ Rocker Arms built for 1/2" Studs to increase valve train stiffness and stability. Designed to be used in conjunction with the COMP Cams Hi-Tech 1/2" Rocker Stud Kit, the latest versions of COMP Cams Ultra Pro Magnum Rockers are built to utilize 1/2" Studs to stabilize BBC valve trains. Ultra Pro Magnumâ„¢ Roller Rocker Arms feature a modern arched, web-like design to deliver increased strength and rigidity while still reducing the moment of inertia and optimizing the dynamic balance. The Rockers also boast precision-sorted needle bearings and hardened Roller tips. And since they now feature the added benefit of accepting 1/2" Studs, they are a great choice for anyone looking for more stiffness with Stud mount Rockers. These new Ultra Pro Magnumâ„¢ Rocker Arms will provide the ultimate in valve train stability for maximum valve motion both at the track and on the street.1/2" Studs provide a stiffer valve train to achieve maximum valve motion in BBC enginesDeliver increased strength and rigidity while reducing the moment of inertia and optimizing dynamic balance
This Part Fits:
| Year |
Make |
Model |
Submodel |
| 1971-1972 |
Chevrolet |
Bel Air |
Base |
| 1975-1981 |
Chevrolet |
C30 |
Cheyenne |
| 1981-1986 |
Chevrolet |
C30 |
Custom |
| 1975-1980 |
Chevrolet |
C30 |
Custom Deluxe |
| 1981 |
Chevrolet |
C30 |
Deluxe |
| 1975-1986 |
Chevrolet |
C30 |
Scottsdale |
| 1975-1986 |
Chevrolet |
C30 |
Silverado |
| 1966-1969 |
Chevrolet |
Caprice |
Base |
| 1970-1974 |
Chevrolet |
Corvette |
Base |
| 1988 |
Chevrolet |
R30 |
Cheyenne |
| 1987-1988 |
Chevrolet |
R30 |
Custom Deluxe |
| 1987-1988 |
Chevrolet |
R30 |
Scottsdale |
| 1987-1988 |
Chevrolet |
R30 |
Silverado |
| 1970-1972 |
GMC |
C15/C1500 Pickup |
Base |
| 1970-1972 |
GMC |
C15/C1500 Suburban |
Base |
| 1973-1974,1976 |
GMC |
Jimmy |
Base |
| 1976 |
GMC |
Jimmy |
High Sierra |
| 1976 |
GMC |
Jimmy |
Sierra Classic |
| 1976 |
GMC |
Jimmy |
Sierra Grande |
| 1968-1969 |
GMC |
K15/K1500 Pickup |
Base |
| 1976-1977 |
GMC |
K25 Suburban |
Base |
| 1976-1977 |
GMC |
K25 Suburban |
High Sierra |
| 1976-1977 |
GMC |
K25 Suburban |
Sierra Classic |
| 1976-1977 |
GMC |
K25 Suburban |
Sierra Grande |
| 1972 |
GMC |
Sprint |
Base |
| 1972 |
GMC |
Sprint |
Custom |
