Designed for all Great Power GP gas engine, allows for fast and easy auto-starting through an onboard starter motor setup
GP38 click here https://pilot-rc.com/gp38-electric-auto-start/
GP61 click here https://pilot-rc.com/gp61-electric-auto-start/
GP76 click here https://pilot-rc.com/gp76-electric-auto-start-2/
GP123 click here https://pilot-rc.com/gp123-electric-auto-start/