1998-2001 Honda Fourtrax Foreman TRX450S, TRX450ES Factory Service Manual, Page 129Get this manual
CVLI NDER HEAlDCYUNDERPISTON I
CYLINDER HEAD REMOVAL
Remove tile timing hole capTum the crankshaft with the rm;oil starter and align with the index mark the "T" markthe the rear crankcase coverMake sure the at TOC of the oompression stroke by moving the rocker rms If It U1e rocke armsllre tight, tum the crankshaft one fuH tu rn and realign he "T" malrk with the index ma rk,
Remove the fol lowjng- Exhaust pipe '( page 2-1'5)