1998-2001 Honda Fourtrax Foreman TRX450S, TRX450ES Factory Service Manual, Page 116Get this manual
ENGINE REMOVALINSTALLATION TRX450ES:
Disco nn ect the alternatof, ign iti on pulse generato and gear positio SWItch connectorsD iscan ne ct il 13' spee enso con nectCl an co nnector bracket from frame stay
SPEED SENSOR
Disconnect the reverse cont rol cable' end fro the leverDisconnect the oi thermo sensor connector fr om the sensorthe t1 ermo se nsor and e,ngi.ne harness wire clampsRemove the ire clam from the reco il starter cover