Fluid · Engine Oil
Engine Oil
for 1990 Porsche 944 2.5L Turbo I4 · RWD
Fluid Type
5W-50 full synthetic
Spec: API SJ or higher
Capacity
8.5qt
8.04 L
Drain & Refill
8.5 qt
8.04 L
Change Interval
5,000 mi
8,045 km
Data quality
Book-style estimate
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Notes
Capacity with filter. Porsche originally spec'd 15W-50 but modern 5W-50 synthetic preferred for turbo longevity
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