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Thread: difference between ryobi 28 and 31
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Old 10-17-2003 | 12:34 AM
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tkg
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From: Riverton, WY
Default RE: difference between ryobi 28 and 31
Remove the mufflers, take a small ruler and measure the bore. The 31 is the bigger bore.
I don't know the actual size tho.
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