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Steve@Rennsport
Steve@Rennsport is offline
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Join Date: Jul 2001
Location: Portland Oregon
Posts: 7,007
Thats an 83mm piston. The number on the pin boss is the JE job number and if you contact them, they can provide CR & compression height.

Run them at .0025" clearance.
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Steve Weiner
Rennsport Systems
Portland Oregon
(503) 244-0990
porsche@rennsportsystems.com
www.rennsportsystems.com
Old 05-26-2011, 04:54 PM
  Pelican Parts Catalog | Tech Articles | Promos & Specials    Reply With Quote #15 (permalink)