Sunday, February 24, 2013

Glyptal

Like so many aspects of old motorcycle restoration, painting the inside of the cases with Glyptal seems to elicit polarized opinions...



Among the purported benefits: sealing porous cases, facilitating oil drainage, and encapsulating any remaining contaminants (e.g. residual glass beads).  So say the advocates.

The theoretical drawbacks are two:  Glyptal may insulate the oil from reaching the cases, and may therefore contribute to slightly higher oil temp, and the spectre of flaking paint plugging oil passages, and causing catastrophic failures.  I suspect the failure to adhere would be traced to improper prep, because plenty of people claim to have opened cases after 30 years, and the Glyptal is still there.





I took the plunge.  Watch this space to see how it turns out...

2 comments:

  1. Everyone in Rob's house seemed to have a pretty good fume buzz when I dropped by. I'm not completely sure if that rates a pro or con however.

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  2. I hand the crown back to you - beautiful!

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