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YZ250f horsepower

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Ive read the damn bulletins about it but i cant find em again...this inconspicous title aught to help ne one out in the future

well the question pertty easy...wuts the the horse power on a yz250f

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stock, about 34. With a pipe about 36. With a 290 bigbore, cams and exhaust, about 40.

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mines an 07 but I was curious and I have seen threads but i couldnt find it again this one is for easy finding and saving sum ppl the head ache down the line

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