Fluid · Manual Transmission
Manual Transmission
for 1976 Ford F-150 300ci I6 · 4WD
Fluid Type
80W-90 GL-4 or Type F ATF
Spec: API GL-4 or Ford ESW-M2C33-F
Capacity
3.5qt
3.31 L
Drain & Refill
3.5 qt
3.31 L
Change Interval
50,000 mi
80,450 km
Data quality
Book-style estimate
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Notes
NP435 4-speed or similar. Ford recommended Type F ATF for smoother shifts, though GL-4 is also acceptable.