Originally Posted by Wrenchbender Ret.
I thought there is a rubber lip seal available from the parts stores for the 235.
There is, but it's a two piece seal and still prone to leaking to some extent. I've had my troubles with them in a 55 model full pressure 235.

The machine work and single piece seal looks like a perfect solution to me.

Grigg

•1951 GMC 250 in the Project Journals
•1948 Chevrolet 6400 - Detroit Diesel 4-53T - Roadranger 10 speed overdrive - 4 wheel disc brakes
•1952 Chevrolet 3800 pickup
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"First, get a clear notion of what you desire to accomplish, and then in all probability you will succeed in doing it..." -Henry Maudslay-