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:
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 |
- 1970-chevrolet-corvette-base-esi9407199
- 1971-chevrolet-corvette-base-esi5606159
- 1972-chevrolet-corvette-base-esi8642137
- 1973-chevrolet-corvette-base-esi2929746
- 1973-gmc-jimmy-base-esi9805222
- 1974-chevrolet-corvette-base-esi4734969
- 1974-gmc-jimmy-base-esi1744325
- 1976-gmc-jimmy-base-esi8831057
- 1976-gmc-jimmy-high-sierra-esi3879202
- 1976-gmc-jimmy-sierra-classic-esi1660631
- 1976-gmc-jimmy-sierra-grande-esi7535827
- Bucket:Chevy
- ClearanceItem:N
- Engine Components>Rocker Arms
- EPA:N/A
- fits_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
- fits_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
- fits_1976-1977`GMC`K25 Suburban`Sierra Grande~1972`GMC`Sprint`Base~1972`GMC`Sprint`Custom
- fits_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
- LTL:N
- MPN:1625-16
- Non-CARB:N
- Prop65:Y
- SpecialOrder:Y