Fluid · Coolant
Coolant
for 1957 GMC 100 Series 347 cu in (5.7L) Pontiac-derived V8 (~206 hp) · RWD
Fluid Type
Ethylene glycol 50/50
Spec: Conventional green coolant
Capacity
21qt
19.87 L
Drain & Refill
18 qt
17.03 L
Change Interval
24,000 mi
38,616 km
Data quality
Book-style estimate
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Notes
System capacity with heater. Block can retain 2-3 quarts.