Fluid · Engine Oil
Engine Oil
for 1981 Chevrolet K20 454ci V8 · 4WD
Fluid Type
10W-30 or 10W-40 conventional
Spec: API SF
Capacity
6qt
5.68 L
Drain & Refill
6 qt
5.68 L
Change Interval
3,000 mi
4,827 km
Data quality
Book-style estimate
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Notes
With filter. 454 big block requires 6 quarts. 10W-30 preferred for most temperatures
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