View Full Version : 400ex " break in Procedure"
Dalex
12-10-2004, 07:10 PM
Going to bore my sleeve .20 over and install a new piston and rings, how should I break it in?:huh
TCracin440ex
12-10-2004, 08:57 PM
http://www.mototuneusa.com/break_in_secrets.htm
there ya go
cals400ex
12-10-2004, 11:45 PM
i follow that procedure too.
bdrue
12-11-2004, 09:08 AM
his procedure is right, UTI teaches the same method and not to go "easy" on it
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