Fluid · Manual Transmission
Manual Transmission
for 1980 Chevrolet K10 250ci I6 · 4WD
Fluid Type
80W-90 GL-4 gear oil
Spec: API GL-4
Capacity
3.5qt
3.31 L
Drain & Refill
3.5 qt
3.31 L
Change Interval
30,000 mi
48,270 km
Data quality
Book-style estimate
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Notes
SM465 4-speed manual transmission. Do not use GL-5 in manual transmission