Honda BF75 BF100 Outboards Service Manual, Page 36Get this manual
HONDA BF75BF100
INTAKE MANIFOLDFUEL PUMP
NOTE: For tubing installation, see page 16
CD THERMOSTAT
INSPECTION :
EARLY MODEL FUEL PUMP Engine serial numbers:
Suspend the thermostat in heated waterMeasure water
temperature and valve liftHIGH TEMPERATURE THERMOSTATno longer available: original equipment through serial No (BF75) 1004085 and (BF100) 1009155Water Temperature Above 80 (176 F) Valve Lift
Dmm 3-4 mm (0.12- 0.16 in)
BF75: BF100:
1000004-1102880 1000004-1101260
NOTEIf installing late model replacement fuel pump, discard the pump cover and add two fuel tube clips as shown in the lower illustration