1998-2001 Honda Fourtrax Foreman TRX450S, TRX450ES Factory Service Manual, Page 54Get this manual
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FRAMEBODY PANElSjEXHAUST SYSTEM Install the ew muffler gasket and flan ge bo ts
Insta ll the two bo ltswashe rs lo osely
Tighte the ,e xhaust pipe flange nuts securely