Fluid · Engine Oil
Engine Oil
for 1975 Opel Rallye 1.9L I4 · RWD
Fluid Type
10W-40 or 20W-50 conventional
Spec: API SF or SG
Capacity
4.5qt
4.26 L
Drain & Refill
4 qt
3.78 L
Change Interval
3,000 mi
4,827 km
Notes
1975-spec oil grades; use modern 10W-40 meeting at least API SG for better protection
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