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bore

  1. Honda TRX
    I have an 1988 or 9 trx 250r cylinder head jug, its been ported and, ETC But anyway the piston says 3.50 on the top, and the jug is in need of a bore.i know that this way be pushin the limit, but i was wondering how much more can i bore it out to,, WITHOUT re sleeving. THANKS.
  2. Repair & Maintenance
    hi, i have a guy doing a top end rebuild to my 02 rancher es. he is boring it out and changing the vale seals. i was wondering, is it a good idea to bore it. i heard alot of bad things about boring the ranchers. it smoked like crazy when i droped it off to him, he said either bore it or replace...
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