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DieselBoy
08-02-2006, 03:14 PM
What size is the spark plug hole (in MM) on the 400ex?
DieselBoy
08-02-2006, 03:36 PM
nobody knows?....
wvspeedfreak
08-02-2006, 04:26 PM
12mm x 1.25
DieselBoy
08-02-2006, 04:31 PM
Originally posted by wvspeedfreak
12mm x 1.25

thank you very much.