Battery - 9Ah - Lead Acid - - - - - - - - 5.35 L * 3.0 W * 5.35 H The "B" engine has 57mm

The "B"  engine has 57mm spacing on the cylinder head stud holes

9 tooth spline

17 teeth clutch link:

Thread width: 12mm

25 both ends

Battery - 9Ah - Lead Acid - - - - - - - - 5.35 L * 3.0 W * 5.35 H The "B" engine has 57mmATV Scooter Dirt Bike Go Kart Battery 9Ah *Batteries can only ship Standard *Please check measurements and numbers from original battery to verify you are ordering the correct replacement. There are no returns on batteries. If you have questions, please feel free to contact us. This battery fits many atvs, go karts and dirt bikes. Check measurements to ensure this is the correct battery for your machine. Battery description: Maintenance Free Battery