Rear Main Seal/Intermediate Support Cover O-Ring may Leak Oil on Porsche 911 Turbo

Problem Description and Possible Solution

Engine oil leaks can occur at the rear main seal and/or intermediate support cover o-ring; a revised seal is available. A careful diagnosis with proper tools is necessary to verify dimensional accuracy of the crankshaft to engine block.

Problem Data
RepairPal Verified
Average mileage: (–)
1 model year affected: 2005
1 person reported this problem
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