Fluid · Engine Oil
Engine Oil
for 1975 Opel 1900 1.9L I4 · RWD
Fluid Type
10W-40 or 20W-50 conventional
Spec: API SE or SF
Capacity
4.5qt
4.26 L
Drain & Refill
4 qt
3.78 L
Change Interval
3,000 mi
4,827 km
Data quality
Book-style estimate
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Notes
With filter change. Higher viscosity for warm climates or high-mileage engines.
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