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how much horsepower does a honda 80r xr dirt bike have???
its an older model like in the 90s
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- ducatistiLv 51 decade agoFavorite Answer
Stock, new, a 1999 and older model is about 4.5hp on a rear wheel dyno.
The newer ones have a better exhaust system, and they're about 4.75 to 5hp.
Claimed hp is about 20% higher, because it's measured at the crank.
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