1998-2001 Honda Fourtrax Foreman TRX450S, TRX450ES Factory Service Manual, Page 100Get this manual
FUElSVSTEM
CARBURETOR ASSEMBLY
VACUUM PfSTONjDlAPHRAGM
J ET NEEDLE
VACUU CHAM BER COVER
AiR CUT- OFF VALVE
SE VA LVE
JET NEEDLE HOLDER
A IR CU T-OFF VALVE
RUBBER PLUG