Motor Only - Motor only to 09-09-98 Use w/ fan # 97117-29000 - Motor only to 09-10-98 Use w/ fan # 97117-29000 - Motor only Use w/ fan # 97117-24000 - Motor Only Use w/ fan # 97117-24900 - For Heater - Motor only Use w/ fan # 97117-29900 - Motor Only Use w/ fan #97117-24900 - For Heater - Motor Only Use w/fan #97117-29000 -