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10183 Views 13 Replies 6 Participants Last post by  Honda300fourtraxs$
Hey guys I'm clueless lol. What's a 317 bbk like acronym and all what does it replace where does it go and what's its purpose.
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So my 317 was bored to .025 over stock , so what it going be now , maybe 320-322 ?
I think the formula is radius squared times the stroke. Radius is half the bore in case you forgot high school geometry. LOL
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