Recoil Pull Start - BLACK Metal - 2.8hp Motovox MBX10, MBX11 97cc Pit Bike - Version 5 90% of 50-125cc engines use

90% of 50-125cc engines use this clutch configuration

The mounting holes are center to center 79mm (3 1/8 inch)

Center hole measurement:  35mm

version 10

Recoil Pull Start - BLACK Metal - 2.8hp Motovox MBX10, MBX11 97cc Pit Bike - Version 5 90% of 50-125cc engines usePull Start Assembly Chinese 2. 8hp 97cc Motovox MBX10 & MBX11 Version 5 This Chinese pull start is used on several makes and models of ATVs and pocket bikes, and may also work on generators, mowers, etc. Please use the measurements and picture to best match the pull start you are needing. Pull start details: Metal BLACK Overall OD: Approx. 150mm Rope spool OD: Approx. 109mm Metal spring cover OD: 54mm Plastic catch ID: 80mm Mounting hole distance: