Perfect for street performance, our 8620 chromemoly steel Magnum roller tip rockers can handle up to 350 lbs of pressure. These 1418 self-aligning rockers feature a 1.6 ratio for 3/8" stud Chevrolet 265-400 Small Block.
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 |
|---|---|
| 1987-1991 | Avanti II |
| 1992-1996 | Buick Commercial Chassis |
| 1992-1993 | Buick Roadmaster |
| 1990-1992 | Cadillac Brougham |
| 1992-1996 | Cadillac Commercial Chassis |
| 1993 | Cadillac Fleetwood |
| 1987-1994 | Chevrolet Blazer |
| 1988-1995 | Chevrolet C1500 |
| 1992-1995 | Chevrolet C1500 Suburban |
| 1987 | Chevrolet C20 |
| 1988-1995 | Chevrolet C2500 |
| 1992-1995 | Chevrolet C2500 Suburban |
| 1987-1994 | Chevrolet C35 |
| 1988-1995 | Chevrolet C3500 |
| 1987-1992 | Chevrolet Camaro |
| 1987-1993 | Chevrolet Caprice |
| 1991-1994 | Chevrolet Commercial Chassis |
| 1987-1991 | Chevrolet Corvette |
| 1987-1993 | Chevrolet G10 |
| 1987-1995 | Chevrolet G20 |
| 1987-1996 | Chevrolet G30 |
| 1988-1995 | Chevrolet K1500 |
| 1992-1995 | Chevrolet K1500 Suburban |
| 1988-1995 | Chevrolet K2500 |
| 1992-1995 | Chevrolet K2500 Suburban |
| 1988-1995 | Chevrolet K3500 |
| 1987-1989 | Chevrolet P20 |
| 1987-1996 | Chevrolet P30 |
| 1987 | Chevrolet R10 |
| 1987-1988 | Chevrolet R10 Suburban |
| 1989-1991 | Chevrolet R1500 Suburban |
| 1987-1988 | Chevrolet R20 |
| 1987-1988 | Chevrolet R20 Suburban |
| 1989-1991 | Chevrolet R2500 Suburban |
| 1987-1988 | Chevrolet R30 |
| 1989-1991 | Chevrolet R3500 |
| 1987-1994 | Chevrolet Suburban |
| 1995 | Chevrolet Tahoe |
| 1987 | Chevrolet V10 |
| 1987-1988 | Chevrolet V10 Suburban |
| 1989-1991 | Chevrolet V1500 Suburban |
| 1987 | Chevrolet V20 |
| 1987-1988 | Chevrolet V20 Suburban |
| 1989-1991 | Chevrolet V2500 Suburban |
| 1987-1988 | Chevrolet V30 |
| 1989-1991 | Chevrolet V3500 |
| 1993 | Excalibur Limited |
| 1987-1989 | Excalibur Phaeton |
| 1988-1995 | GMC C1500 |
| 1992-1995 | GMC C1500 Suburban |
| 1988-1995 | GMC C2500 |
| 1992-1995 | GMC C2500 Suburban |
| 1988-1995 | GMC C3500 |
| 1987-1993 | GMC G1500 |
| 1987-1995 | GMC G2500 |
| 1987-1996 | GMC G3500 |
| 1987-1991 | GMC Jimmy |
| 1988-1995 | GMC K1500 |
| 1992-1995 | GMC K1500 Suburban |
| 1988-1995 | GMC K2500 |
| 1992-1995 | GMC K2500 Suburban |
| 1988-1995 | GMC K3500 |
| 1987-1989 | GMC P2500 |
| 1987-1996 | GMC P3500 |
| 1987 | GMC R1500 |
| 1987-1991 | GMC R1500 Suburban |
| 1987-1989 | GMC R2500 |
| 1987-1991 | GMC R2500 Suburban |
| 1987-1991 | GMC R3500 |
| 1987 | GMC V1500 |
| 1987-1991 | GMC V1500 Suburban |
| 1987 | GMC V2500 |
| 1987-1991 | GMC V2500 Suburban |
| 1987-1991 | GMC V3500 |
| Attributes | |
| Amazon ASIN | B00062Z8X6 |
| ASIN | B00062Z8X6 |
| C.A.R.B. E.O. Number | N/A |
| C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967? | Yes, but must meet tailpipe emission standards for year of vehicle. |
| C.A.R.B. Exempt for On-Road Vehicles? | No |
| C.A.R.B. Exempt for Racing and Off-Road Only Vehicles? | Yes, but must be a race/competition only vehicle. |
| C.A.R.B. Exemption Reason | N/A |
| California Proposition 65 | WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
| Country of Origin (Primary) | US |
| Emission Code | Legal US |
| Engine Family | Chevrolet 262-400 c.i. 8 Cylinder (1988+) w/ Self-Aligning Rockers, Chevrolet 262-400 c.i. 8 Cylinder (1988+) w/ Self-Aligning Rockers |
| 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 |
| Maximum Valve Spring Open Pressure | 350, 350 |
| NAFTA Preference Criterion Code | B |
| Ratio | 1.6 |
| Rocker Arm Material | 8620 Chromemoly Steel, 8620 Chromemoly Steel |
| Rocker Arm Ratio | 1.6, 1.6 |
| Rocker Arm Series | Magnum, Magnum |
| Rocker Stud Diameter | 3/8, 3/8 |
| SDR Required Flag | Y |
| SDS Sheet Number | COMP4-107 |
| Stud Size | 3/8 |
| Warranty Time | 12 |
| GTIN | 00036584023920 |