Fluid · Engine Oil
Engine Oil
for 1971 Dodge Challenger R/T 426ci V8 Hemi · RWD
Fluid Type
10W-40 or 20W-50 conventional
Spec: API SE or SF
Capacity
7qt
6.62 L
Drain & Refill
7 qt
6.62 L
Change Interval
3,000 mi
4,827 km
Notes
426 Hemi requires 7 quarts with filter. Deep sump pan. Use break-in oil for rebuilt engines. High-zinc content (ZDDP) recommended for flat-tappet cam
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