Fluid · Coolant
Coolant
for 1989 Porsche 928S4 5.0L V8 · RWD
Fluid Type
Ethylene glycol 50/50 mix
Spec: Phosphate-free, amine-free
Capacity
24qt
22.7 L
Drain & Refill
20 qt
18.92 L
Change Interval
30,000 mi
48,270 km
Data quality
Book-style estimate
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Notes
Large capacity V8 system with front-mounted radiator. Use Porsche-approved coolant or equivalent phosphate-free formulation