I have been successful rebuilding with PVC or nylon pipe and epoxy and/or RTV. Email me if you are interested in more details. The job is to find the right pieces of stuff laying around that fit in the hole. Have been running a rebuild unit for a few years with no problems.

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Joe Myers

'83 300D (light blue)
'82 300TD (off white - parked)
'87 300SDL (silver)

'75 300D (black - sold)
'76 300D (beige - totaled by pizza delivery car)
'82 300D (metalic blue) sold