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quickchange34 · 04-30-2017, 10:30 PM

You need to use a bore gauge and check the taper in the bores frist If you have 6th taper all you are doing by putting new pistons and rings in is adding a band aid to the problem.

04-30-2017, 10:30 PM	#7
quickchange34 Senior Member Join Date: May 2010 Location: charlottesville, Va. Posts: 589	Re: 239 bore. You need to use a bore gauge and check the taper in the bores frist If you have 6th taper all you are doing by putting new pistons and rings in is adding a band aid to the problem.