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:
| Year |
Make |
Model |
Submodel |
| 1977-1982 |
Ford |
E-100 Econoline Club Wagon |
Base |
| 1977-1982 |
Ford |
E-100 Econoline Club Wagon |
Chateau |
| 1977-1983 |
Ford |
E-100 Econoline Club Wagon |
Custom |
| 1977-1978 |
Ford |
E-100 Econoline Club Wagon |
Northland |
| 1983 |
Ford |
E-100 Econoline Club Wagon |
XL |
| 1978-1979 |
Ford |
Fairmont |
Base |
| 1978-1979 |
Ford |
Fairmont |
Futura |
| 1977-1980 |
Ford |
Granada |
Base |
| 1978-1980 |
Ford |
Granada |
ESS |
| 1977-1980 |
Ford |
Granada |
Ghia |
| 1977-1979 |
Ford |
LTD II |
Base |
| 1977-1978 |
Ford |
LTD II |
Brougham |
| 1979 |
Ford |
LTD II |
Landau |
| 1977-1979 |
Ford |
LTD II |
S |
| 1977 |
Ford |
LTD II |
Squire |
| 1977-1981,1983-1988 |
Ford |
Thunderbird |
Base |
| 1978 |
Ford |
Thunderbird |
Diamond Jubilee |
| 1984-1986 |
Ford |
Thunderbird |
Elan |
| 1984-1985 |
Ford |
Thunderbird |
Fila |
| 1979,1981,1983 |
Ford |
Thunderbird |
Heritage |
| 1983-1988 |
Ford |
Thunderbird |
LX |
| 1980 |
Ford |
Thunderbird |
Silver Anniversary |
| 1983-1988 |
Ford |
Thunderbird |
Sport |
| 1978-1981 |
Ford |
Thunderbird |
Town Landau |