3/8" Stud, 1.6 Ratio
These Magnum Roller Rocker Arms for Chevy V8 265-400 and V6 200-262 Applications are the ultimate street Rocker. With a 3/8" Stud diameter and 1.6 ratio, they are designed for Serious performance enthusiasts. All Magnum Roller Rocker Arms are constructed from 8620 chromemoly Steel, which is a superior material that will not flex and assures maximum lift. Their Roller tip reduces friction, while stiff design and superior ratio accuracy yield more effective valve lift. With a 15 to 30 horsepower increase over other Rocker arms, Magnum Roller Rockers are perfect for performance Applications with less than 350 lbs. open spring pressure. Don't accept inferior products or cheap knock-offs, look for the COMP Cams logo stamped into the underside of every Magnum Rocker.
These Magnum Roller Rocker Arms for Chevy V8 265-400 and V6 200-262 Applications are the ultimate street Rocker. With a 3/8" Stud diameter and 1.6 ratio, they are designed for Serious performance enthusiasts. All Magnum Roller Rocker Arms are constructed from 8620 chromemoly Steel, which is a superior material that will not flex and assures maximum lift. Their Roller tip reduces friction, while stiff design and superior ratio accuracy yield more effective valve lift. With a 15 to 30 horsepower increase over other Rocker arms, Magnum Roller Rockers are perfect for performance Applications with less than 350 lbs. open spring pressure. Don't accept inferior products or cheap knock-offs, look for the COMP Cams logo stamped into the underside of every Magnum Rocker.
Application Summary:
| Year | Make/Model |
|---|---|
| 1980 | Cadillac Eldorado |
| 1980 | Cadillac Seville |
| 1958-1959 | Chevrolet Biscayne |
| 1982-1983 | Chevrolet Camaro |
| 1985-1986 | Chevrolet Camaro |
| 1957-1958 | Chevrolet Corvette |
| 1960-1965 | Chevrolet Corvette |
| 1982 | Chevrolet Corvette |
| 1984-1986 | Chevrolet Corvette |
| 1958 | Chevrolet Del Ray |
| 1959 | Chevrolet Impala |
| 1982-1983 | Pontiac Firebird |
| 1985 | Pontiac Firebird |
| Attributes | |
| ASIN | B00062ZG1A |
| Country of Origin (Primary) | US |
| Emission Code | Legal US |
| Engine Make/Size | Chevy Small Block (262-400) |
| Harmonized Tariff Code (Schedule B) | 8409914000 |
| Hazardous Material Code | N |
| Life Cycle Status Code | Available to Order |
| NAFTA Preference Criterion Code | B |
| Ratio | 1.6 |
| SDR Required Flag | N |
| SDS Sheet Number | N/A |
| Stud Size | 3/8 |
| Warranty Time | 12 |
| GTIN | 00036584310396 |