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yeah that's what I was referring too, I didn't no the port timing, the exhaust was covered by atleast 3mm of sleeve, they did port match the sides of the ex port but not upper.. so who knows what the exhaust duration was
My buddy got the cylinder with his 250r when he bought it and the kid said "NAPA" machine shop resleeved. ive heard bad things about the napa machine shop in my town lol
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