1989 Honda FL400R Pilot Service Manual, Page 85Get this manual
RECOIL STARTERALTERNATORBALANCER Install the woodruff key into the crankshaft key-way
Apply grease to the oil seal lipsInstall the flywheel on the crankshaft aligning its groove with the woodruff key on the crankshaftApply balancer oil to new O-ringInstall the O-ring on the crankshaft Apply molybdenum grease to the starter pinion journal
Install the starter pinion and starter drive gearInstall the washers as shown