Perfect for street performance, our 8620 chromemoly steel Magnum roller tip rockers can handle up to 350 lbs of pressure. This 1452 rocker features a 1.65 ratio for 7/16" stud Pontiac 265-455.
This Magnum Roller Rocker Arm for Pontiac V8 265-455 Applications is the ultimate street Rocker. With a 7/16" Stud diameter and 1.65 ratio, it is 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 |
| 1979-1980 |
Buick Century |
| 1980 |
Buick Electra |
| 1980 |
Buick Estate Wagon |
| 1977-1980 |
Buick LeSabre |
| 1979-1980 |
Buick Regal |
| 1977 |
Buick Skylark |
| 1979 |
Oldsmobile Delta 88 |
| 1959-1980 |
Pontiac Bonneville |
| 1959-1980 |
Pontiac Catalina |
| 1967-1970 |
Pontiac Executive |
| 1967-1981 |
Pontiac Firebird |
| 1973-1975 |
Pontiac Grand Am |
| 1978-1980 |
Pontiac Grand Am |
| 1975-1977 |
Pontiac Grand LeMans |
| 1979-1981 |
Pontiac Grand LeMans |
| 1962-1980 |
Pontiac Grand Prix |
| 1971-1978 |
Pontiac Grand Safari |
| 1971-1975 |
Pontiac Grandville |
| 1964-1973 |
Pontiac GTO |
| 1963-1977 |
Pontiac LeMans |
| 1979-1981 |
Pontiac LeMans |
| 1959-1966 |
Pontiac Star Chief |
| 1961 |
Pontiac Tempest |
| 1963-1970 |
Pontiac Tempest |
| 1960-1961 |
Pontiac Ventura |
| 1972-1974 |
Pontiac Ventura |
| Attributes |
| Amazon ASIN |
B00062YECC, B00062YECC |
| ASIN |
B00062YECC |
| C.A.R.B. E.O. Number |
N/A, N/A |
| C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967? |
Yes, but must meet tailpipe emission standards for year of vehicle., Yes, but must meet tailpipe emission standards for year of vehicle. |
| C.A.R.B. Exempt for On-Road Vehicles? |
No, No |
| C.A.R.B. Exempt for Racing and Off-Road Only Vehicles? |
Yes, but must be a race/competition only vehicle., Yes, but must be a race/competition only vehicle. |
| C.A.R.B. Exemption Reason |
N/A, 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 |
Pontiac 265-455, Pontiac 265-455 |
| Engine Make/Size |
Pontiac 265-455 |
| Harmonized Tariff Code (Schedule B) |
8409914000 |
| Hazardous Material Code |
N |
| Life Cycle Status Code |
Available to Order |
| NAFTA Preference Criterion Code |
B |
| Position |
N/A |
| Ratio |
1.65 |
| Rocker Arm Material |
8620 Chromemoly Steel, 8620 Chromemoly Steel, 8620 Chromemoly Steel |
| Rocker Arm Ratio |
1.65, 1.65, 1.65 |
| Rocker Arm Series |
Magnum, Magnum, Magnum |
| Rocker Stud Diameter |
7/16, 7/16, 7/16 |
| SDR Required Flag |
N |
| SDS Sheet Number |
N/A |
| Stud Size |
0.4375 |
| Warranty Time |
12 |
| GTIN |
00036584310907 |
