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| Year | Model Or Type |
Float Level (IN.) | Fuel Level (IN.) | Bowl Vent Valve(IN.) | Pump Travel Setting |
Choke Setting Unloader(IN.) |
Choke Setting Housing |
Idle Srew Turns Out | ON Air Bypass Turns Open |
THE Idle Speed (RPM) .... |
TRUCK Fast Idle Speed (RPM) |
ADJUSTMENTS Dashpot Plunger Clearance (IN.) |
| 1974 | 6725A | 3/64 | ---- | ---- | 2 7/32 | 1/4 | ---- | ---- | ---- | 800 | 1600 | ---- |
| 1974 | 6921A | 3/64 | ---- | ---- | 2 7/32 | 1/4 | ---- | ---- | ---- | 800 | 1600 | ---- |
| 1974 | 6875A | 3/64 | ---- | ---- | 2 11/32 | 1/4 | ---- | ---- | ---- | 750 | 1800 | ---- |
| 1975 | 7074A | 3/64 | ---- | ---- | 2 7/32 | 1/4 | ---- | ---- | ---- | 800 | 1600 | ---- |
| 1975 | 7209A | 3/64 | ---- | ---- | 2 7/32 | 1/4 | ---- | ---- | ---- | 800 | 1600 | ---- |
| 1975 | 7076A | 3/64 | ---- | ---- | 2 21/64 | 1/4 | ---- | ---- | ---- | 750 | 1700 | ---- |
| 1975 | 7210A | 3/64 | ---- | ---- | 2 21/64 | 1/4 | ---- | ---- | ---- | 750 | 1700 | ---- |
| 1975 | 7078A | 3/64 | ---- | ---- | 2 7/32 | 1/4 | ---- | ---- | ---- | 800 | 1600 | ---- |
| 1975 | 7079A | 3/64 | ---- | ---- | 2 21/64 | 1/4 | ---- | ---- | ---- | 750 | 1700 | ---- |
| 1975 | 7080A | 3/64 | ---- | ---- | 2 7/32 | 1/4 | ---- | ---- | ---- | 700 | 1600 | ---- |
| 1975 | 7081A | 3/64 | ---- | ---- | 2 21/64 | 1/4 | ---- | ---- | ---- | 700 | 1700 | ---- |
| 1975 | 7082A | 3/64 | ---- | ---- | 2 7/32 | 1/4 | ---- | ---- | ---- | 700 | 1600 | ---- |
| 1975 | 7083A | 3/64 | ---- | ---- | 2 21/64 | 1/4 | ---- | ---- | ---- | 700 | 1700 | ---- |
| 1976 | 7428A | 2 | ---- | ---- | 2 7/32 | 1/4 | ---- | ---- | ---- | 750 | 1600 | ---- |
| 1976 | 7429A | 2 | ---- | ---- | 2 21/64 | 1/4 | ---- | ---- | ---- | 750 | 1700 | ---- |
| 1976 | 7401A | 2 | ---- | ---- | 2 7/32 | 1/4 | ---- | ---- | ---- | 750 | 1600 | ---- |
| 1976 | 7080A | 2 | ---- | ---- | 2 7/32 | 1/4 | ---- | ---- | ---- | 700 | 1600 | ---- |
| 1976 | 7081A | 2 | ---- | ---- | 2 21/64 | 1/4 | ---- | ---- | ---- | 700 | 1700 | ---- |
| 1976 | 7082A | 2 | ---- | ---- | 2 7/32 | 1/4 | ---- | ---- | ---- | 700 | 1600 | ---- |
| 1976 | 7083A | 2 | ---- | ---- | 2 21/64 | 1/4 | ---- | ---- | ---- | 700 | 1700 | ---- |
| 1977-78 | 7847A | 2 | ---- | ---- | 2 7/32 | 1/4 | ---- | ---- | ---- | 750 | 1600 | ---- |
| 1977-78 | 7848A | 2 | ---- | ---- | 2 21/64 | 1/4 | ---- | ---- | ---- | 750 | 1700 | ---- |
| 1977-78 | 7815A | 2 | ---- | ---- | 2 7/32 | 1/4 | ---- | ---- | ---- | 750 | 1600 | ---- |
| 1977-78 | 7816A | 2 | ---- | ---- | 2 21/64 | 1/4 | ---- | ---- | ---- | 750 | 1700 | ---- |