Originally Posted by 46gmcpu
these engines like to be more like 0.004" or so.

Requiring that much clearance on a rear main means:

1. The crankshaft is bent.

2. The bearing journals are misaligned.

Nowhere in this thread was mention made of the alternative method of machining the back of the block/cap for a modern lip seal as I intend and is described here.


1952 1300 Canadian 1/2 ton restomod
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