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motronic pistons

  1. Burining oil Motronic 10.1 pistons

    Spider - 105 & 115 Series (1966-1994)
    I have rebuilt my engine twice in the last three years, and continue to have a problem with sealing the rings. Both rebuilds have used the Motronic 10.1 pistons. My machine shop has measured the piston to liner clearance as 5 thousandths inch. The specifications call for less than 2...