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jimbo1073
11-05-2009, 09:18 AM
what is the proper wiseco ring end gap for 86 trx 250r? thanks

86 Quad R
11-05-2009, 10:12 AM
there should be a lil small instruction/information sheet with the new piston. it'll have that info. :cool:

machwon
11-05-2009, 04:07 PM
I want to say its around .012" total or .003-.004" per inch of bore.