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Old 01-31-2014, 09:22 AM   #15
J and M Machine
Senior Member
 
Join Date: Oct 2010
Location: 40 Mt.Vickery Rd. Southborough,MA 508-460-0733
Posts: 352
Default Re: questions to ask engine rebuilder.!

Quote:
Originally Posted by SteveB31 View Post
and.....

What clearance do you have in the bearings. .0015"
What clearence for the pistons to cylinder bore. .003"
Do you clean in the water jackets. Thermal clean and shot peen
What machine do you use to deck the block ( I know a guy that uses a belt sander) AMC CM 1200
Do you weigh the pistons Yes all weighed to .1 tenth of a gram.
Do you weigh the rods Yes big end/small end,total weight.1 tenth of gram.
Same goes for crank and clutch and flywheel.
How often do you check the accuracy of the line boring machine
Our AMC boring mill is 2005 and I check it once a year,I haven't had to adjust it yet.
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