B-31 Gear Box PA
Honda IGX800, CRX750 Other v-twin engines

YGR1125P31 B31 1-1/8" engine shaft

General Pumps 

Installation Warranty:

There is no warranty on improper installation of the gear box assembly. If you do not feel confident to install this on your own motor, we highly recommend taking it to a reputable service center to install it for you. 

Proper installation on these gear box assemblies is the most important thing you can do. 

Please click the link below 

** Instalation guide **