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Exelent! Good to see someone actually repair a 6.2 and not just give up and swing another motor in. [thumbzup]

Yea Andrew, Funny u say that, I looked up the conversion and found .75mm = 0.0295275591 IN. close enough for me. .77mm= 0.303149606 in. may be a bit too tight. Are u gonna put a crank girdle on it? No proof they work, but it can't hurt. Don't forget the pic's when u start building. Later, WCP

rickf, That .75mm/0.30 was in the craigslist posting, I neglected to put mm after the .75 in my reply. I don't have a conversion table in front of me so I assumed that is what it works out to. Thanks for making a point of pointing that out.

Exelent, new is the way to go, and local. No killer shipping charges. Post updates-pics on your repair. Good luck. WCP.

Andrew, I found it by searching- GM 6.2L diesel .75 oversize pistons. Location is Westminster CO. Posted as a complete set of slightly used Federal mogul .75 over 6.2L pistons. Post dated 2012-01-28. Check out lower left side photo u will see a slight blemish on top of the piston where it looks...

Check out DieselPage.com forum, cracked piston 6.2 L diesel. Good insight and possable solutions to 6.2 piston cracking. great photos. Used Federal Mogul H587CP sealed power found on CL posted in Jan. he may still have em.

Andrew, Sorry to hear about your engine. Like you said, who knows what the GOV did to it. I did a search on some GM diesel web sites and found their answers to your piston cracking question pretty much match what our members here said. Bad injector hydrolocking came up most. Head gasket failure...