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Old 02-24-2011, 12:23 AM
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DeliveryValve DeliveryValve is offline
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Join Date: Jun 2006
Location: Central California
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Quote:
Originally Posted by leathermang View Post
MB Factory Shop Manual does not suggest that a bore can be ' cleaned up' .. and since it is easy to pull the sleeve and put a new one in...that should be the recommended procedure... the chances a used bore can be cleaned up to the extent that it would pass the MB specs for installing a new or used piston are very very slight... perhaps bordering on fantasy....
I wouldn't call it bordering on fantasy. It is totally possible if conditions are right. If you originally have a group 0 piston and a start with a bore size of 90.898 with no severe scoring, a clean up hone can take off as much as .030mm and be still within spec of a used/new group 2 piston.


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