Perfect for stock or High Energy camshaft equipped engines, our High Energy rockers eliminate slop and feature a long slot for higher lift cams. This 1231 rocker features a 1.6 ratio for 3/8" stud '78-'77 Ford 289, 302 and 351 Windsor.
| Year |
Make |
Model |
Submodel |
| 1968-1972,1974 |
Ford |
Bronco |
Base |
| 1975-1977 |
Ford |
Bronco |
Custom |
| 1975 |
Ford |
Bronco |
Northland |
| 1975 |
Ford |
Bronco |
Ranger |
| 1968-1969 |
Ford |
Bronco |
Roadster |
| 1975-1977 |
Ford |
Bronco |
Sport |
| 1968-1973 |
Ford |
Bronco |
Wagon |
| 1968-1974 |
Ford |
Country Sedan |
Base |
| 1968-1974 |
Ford |
Country Squire |
Base |
| 1968-1972 |
Ford |
Custom |
Base |
| 1968-1974,1976-1977 |
Ford |
Custom 500 |
Base |
| 1969-1977 |
Ford |
E-100 Econoline |
Base |
| 1975-1977 |
Ford |
E-100 Econoline |
Chateau |
| 1969-1974 |
Ford |
E-100 Econoline |
Club Wagon |
| 1975-1977 |
Ford |
E-100 Econoline |
Custom |
| 1975-1977 |
Ford |
E-100 Econoline |
Northland |
| 1975-1977 |
Ford |
E-100 Econoline Club Wagon |
Base |
| 1975-1977 |
Ford |
E-100 Econoline Club Wagon |
Chateau |
| 1975-1977 |
Ford |
E-100 Econoline Club Wagon |
Custom |
| 1975-1977 |
Ford |
E-100 Econoline Club Wagon |
Northland |
| 1975-1977 |
Ford |
E-150 Econoline |
Base |
| 1975-1977 |
Ford |
E-150 Econoline |
Chateau |
| 1975-1977 |
Ford |
E-150 Econoline |
Custom |
| 1975-1977 |
Ford |
E-150 Econoline |
Northland |
| 1975-1977 |
Ford |
E-150 Econoline Club Wagon |
Base |
| 1975-1977 |
Ford |
E-150 Econoline Club Wagon |
Chateau |
| 1975-1977 |
Ford |
E-150 Econoline Club Wagon |
Custom |
| 1975-1977 |
Ford |
E-150 Econoline Club Wagon |
Northland |
| 1969-1974 |
Ford |
E-200 Econoline |
Base |
| 1971-1972 |
Ford |
E-200 Econoline |
Chateau Wagon |
| 1969-1974 |
Ford |
E-200 Econoline |
Club Wagon |
| 1970-1974 |
Ford |
E-200 Econoline |
Custom Wagon |
| 1975-1977 |
Ford |
E-250 Econoline |
Base |
| 1975-1977 |
Ford |
E-250 Econoline |
Chateau |
| 1975-1977 |
Ford |
E-250 Econoline |
Custom |
| 1975-1977 |
Ford |
E-250 Econoline |
Northland |
| 1975-1977 |
Ford |
E-250 Econoline Club Wagon |
Base |
| 1975-1977 |
Ford |
E-250 Econoline Club Wagon |
Chateau |
| 1975-1977 |
Ford |
E-250 Econoline Club Wagon |
Custom |
| 1975-1977 |
Ford |
E-250 Econoline Club Wagon |
Northland |
| 1969-1974 |
Ford |
E-300 Econoline |
Base |
| 1970-1974 |
Ford |
E-300 Econoline |
Chateau Wagon |
| 1969-1974 |
Ford |
E-300 Econoline |
Club Wagon |
| 1971-1972 |
Ford |
E-300 Econoline |
Custom Wagon |
| 1975-1977 |
Ford |
E-350 Econoline |
Base |
| 1975-1977 |
Ford |
E-350 Econoline |
Chateau |
| 1975-1977 |
Ford |
E-350 Econoline |
Custom |
| 1975-1977 |
Ford |
E-350 Econoline |
Northland |
| 1977 |
Ford |
E-350 Econoline Club Wagon |
Base |
| 1977 |
Ford |
E-350 Econoline Club Wagon |
Chateau |
| 1977 |
Ford |
E-350 Econoline Club Wagon |
Custom |
| 1977 |
Ford |
E-350 Econoline Club Wagon |
Northland |
| 1975-1976 |
Ford |
Elite |
Base |
| 1976-1977 |
Ford |
F-100 |
Base |
| 1975-1977 |
Ford |
F-100 |
Custom |
| 1975-1977 |
Ford |
F-100 |
Northland |
| 1975-1977 |
Ford |
F-100 |
Ranger |
| 1975-1977 |
Ford |
F-100 |
Ranger XLT |
| 1977 |
Ford |
F-100 |
XLT |
| 1976-1977 |
Ford |
F-150 |
Base |
| 1975-1977 |
Ford |
F-150 |
Custom |
| 1975-1977 |
Ford |
F-150 |
Northland |
| 1975-1977 |
Ford |
F-150 |
Ranger |
| 1975-1977 |
Ford |
F-150 |
Ranger XLT |
| 1977 |
Ford |
F-150 |
XLT |
| 1976-1977 |
Ford |
F-250 |
Base |
| 1975-1977 |
Ford |
F-250 |
Custom |
| 1975-1977 |
Ford |
F-250 |
Northland |
| 1975-1977 |
Ford |
F-250 |
Ranger |
| 1975-1977 |
Ford |
F-250 |
Ranger XLT |
| 1977 |
Ford |
F-250 |
XLT |
| 1976-1977 |
Ford |
F-350 |
Base |
| 1975-1977 |
Ford |
F-350 |
Custom |
| 1975-1977 |
Ford |
F-350 |
Northland |
| 1975-1977 |
Ford |
F-350 |
Ranger |
| 1975-1977 |
Ford |
F-350 |
Ranger XLT |
| 1977 |
Ford |
F-350 |
XLT |
| 1968-1970 |
Ford |
Fairlane |
500 |
| 1968-1969 |
Ford |
Fairlane |
Base |
| 1968-1970 |
Ford |
Falcon |
Base |
| 1968-1970 |
Ford |
Falcon |
Futura |
| 1968-1974 |
Ford |
Galaxie 500 |
Base |
| 1968-1970 |
Ford |
Galaxie 500 |
XL |
| 1972-1976 |
Ford |
Gran Torino |
Base |
| 1973-1976 |
Ford |
Gran Torino |
Brougham |
| 1974-1975 |
Ford |
Gran Torino |
Elite |
| 1972-1975 |
Ford |
Gran Torino |
Sport |
| 1972-1976 |
Ford |
Gran Torino |
Squire |
| 1975-1977 |
Ford |
Granada |
Base |
| 1975-1977 |
Ford |
Granada |
Ghia |
| 1968-1974,1976-1977 |
Ford |
LTD |
Base |
| 1970-1974,1976 |
Ford |
LTD |
Brougham |
| 1976-1977 |
Ford |
LTD |
Landau |
| 1977 |
Ford |
LTD II |
Base |
| 1977 |
Ford |
LTD II |
Brougham |
| 1977 |
Ford |
LTD II |
S |
| 1977 |
Ford |
LTD II |
Squire |
| 1971-1977 |
Ford |
Maverick |
Base |
| 1975-1977 |
Ford |
Maverick |
Grabber |
| 1968-1973 |
Ford |
Mustang |
Base |
| 1969-1971 |
Ford |
Mustang |
Boss 302 |
| 1970-1973 |
Ford |
Mustang |
Grande |
| 1970-1973 |
Ford |
Mustang |
Mach 1 |
| 1968-1970 |
Ford |
Mustang |
Shelby GT-350 |
| 1975-1977 |
Ford |
Mustang II |
Base |
| 1975-1977 |
Ford |
Mustang II |
Ghia |
| 1975-1977 |
Ford |
Mustang II |
Mach 1 |
| 1968-1974 |
Ford |
Ranch Wagon |
Base |
| 1970 |
Ford |
Ranch Wagon |
Police Cruiser |
| 1968-1977 |
Ford |
Ranchero |
500 |
| 1968-1971 |
Ford |
Ranchero |
Base |
| 1968-1977 |
Ford |
Ranchero |
GT |
| 1970-1977 |
Ford |
Ranchero |
Squire |
| 1977 |
Ford |
Thunderbird |
Base |
| 1971 |
Ford |
Torino |
500 |
| 1968-1976 |
Ford |
Torino |
Base |
| 1970-1971 |
Ford |
Torino |
Brougham |
| 1968-1971 |
Ford |
Torino |
GT |
| 1969-1971 |
Ford |
Torino |
Squire |
| 1977 |
Lincoln |
Versailles |
Base |
| 1971 |
Mercury |
Colony Park |
Base |
| 1968-1969,1971-1977 |
Mercury |
Comet |
Base |
| 1968-1970,1977 |
Mercury |
Cougar |
Base |
| 1969 |
Mercury |
Cougar |
Boss 302 |
| 1977 |
Mercury |
Cougar |
Brougham |
| 1977 |
Mercury |
Cougar |
Villager |
| 1968-1970,1974-1977 |
Mercury |
Cougar |
XR-7 |
| 1968-1970 |
Mercury |
Cyclone |
Base |
| 1969 |
Mercury |
Cyclone |
CJ |
| 1970 |
Mercury |
Cyclone |
GT |
| 1969-1970 |
Mercury |
Cyclone |
Spoiler |
| 1971 |
Mercury |
Marquis |
Base |
| 1971 |
Mercury |
Marquis |
Brougham |
| 1975-1977 |
Mercury |
Monarch |
Base |
| 1975-1977 |
Mercury |
Monarch |
Ghia |
| 1976 |
Mercury |
Monarch |
Grand Ghia |
| 1968-1976 |
Mercury |
Montego |
Base |
| 1975 |
Mercury |
Montego |
Brougham |
| 1972-1973 |
Mercury |
Montego |
GT |
| 1968-1976 |
Mercury |
Montego |
MX |
| 1970-1974,1976 |
Mercury |
Montego |
MX Brougham |
| 1976 |
Mercury |
Montego |
MX Villager |
| 1970-1975 |
Mercury |
Montego |
Villager |
| 1971 |
Mercury |
Monterey |
Base |
| 1971 |
Mercury |
Monterey |
Custom |
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