Engine Oil

for 1955 GMC 100 Series 316ci V8 · RWD

Fluid Type

SAE 30 or 10W-30 conventional

Spec: API SB or higher

Capacity

6qt

5.68 L

Drain & Refill

6 qt

5.68 L

Change Interval

2,000 mi

3,218 km

Notes

Pontiac-sourced V8; non-detergent oil acceptable for original engines; detergent oil recommended if rebuilt. Add 1 quart with filter change if equipped.

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Other fluid systems on this vehicle

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🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 20+ years. Spot an error? Use the Help link above — a human reads every report.

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