Re: '62 GMC Suburban "Rust"oration, Patina Build.....
Today I pressure washed the engine, after soaking with Oven Cleaner (works better than degreaser, btw) .... Then pulled it apart.
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No sludge what so ever on head or in crankcase/pan.
Lots of carbon, probably when the carb lost its main jet (see C-10 thread)
and was running super rich, which probably washed the cylinder walls.
Anyway, the pistons are ALREADY .060 OVER , so hopefully they are straight...
You can still see the hone marks, and there is no ridge...bearings are near perfect.
So, once I remove the crank (balancer puller is at shop) my machine shop is gonna mic everything, and go from there....Plan is to re-ring at minimum. An engine kit with pistons is relatively cheap, so if I go there, itll be flat tops at least.
Last edited by ChiefRocka; 08-14-2012 at 09:31 AM.
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