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View Full Version : Foreman Rebuild



slowredcoupe
07-08-2008, 06:36 PM
MY WIFES FOREMAN 400 "96" MODEL NEEDS NEW TOP END QUESTION IS THE STOCK PISTON IS 87MM CAN I BORE IT TO A FOREMAN 450 WHICH PISTON SIZE STANDARD IS 90MM AND USE THE SAME HEAD AND VALVES ETC HAS ANY ONE DONE THIS LMK THANKS