The Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power, improve valvetrain stability, and enhance oiling efficiency. Their extruded design—developed using FEA analysis—creates a stronger, stiffer rocker body without adding unnecessary weight. The ARC series rocker arms feature an Arced, Recessed, Contoured design delivers an optimal strength-to-weight ratio. Backed by a Lifetime Warranty—buy them once and use them forever. Engineered for applications running up to 700 lbs of open spring pressure.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1979-1982 | Ford | E-100 Econoline | Base |
| 1979-1982 | Ford | E-100 Econoline | Chateau |
| 1979-1983 | Ford | E-100 Econoline | Custom |
| 1983 | Ford | E-100 Econoline | XL |
| 1977-1982,1984-1986,1992 | Ford | E-150 Econoline | Base |
| 1977-1982 | Ford | E-150 Econoline | Chateau |
| 1977-1983,1987-1991 | Ford | E-150 Econoline | Custom |
| 1977-1978 | Ford | E-150 Econoline | Northland |
| 1983-1992 | Ford | E-150 Econoline | XL |
| 1977-1978,1983 | Ford | F-100 | Base |
| 1977-1982 | Ford | F-100 | Custom |
| 1977-1978 | Ford | F-100 | Northland |
| 1977-1981 | Ford | F-100 | Ranger |
| 1978-1981 | Ford | F-100 | Ranger Lariat |
| 1977-1981 | Ford | F-100 | Ranger XLT |
| 1982-1983 | Ford | F-100 | XL |
| 1982-1983 | Ford | F-100 | XLS |
| 1977 | Ford | F-100 | XLT |
| 1982-1983 | Ford | F-100 | XLT Lariat |
| 1991 | Ford | F-350 | Custom |
| 1977-1982 | Ford | LTD | Base |
| 1984-1985 | Ford | LTD | Crown Victoria |
| 1984 | Ford | Mustang | L |
| 1977 | Ford | Ranchero | GT |
| 1977 | Ford | Ranchero | Squire |
| 1977-1981 | Ford | Thunderbird | Base |
| 1978 | Ford | Thunderbird | Diamond Jubilee |
| 1979,1981 | Ford | Thunderbird | Heritage |
| 1980 | Ford | Thunderbird | Silver Anniversary |
| 1978-1981 | Ford | Thunderbird | Town Landau |
