Will not be suitable for other engines unless meets below requirements: Crankshaft output thread is 6mm in diameter (to accept 6mm thread flywheel axle). Your crankshaft needs to have a smooth part for the 10mm OD x 5mm ID x 4mm bearings to go onto for the clutch housing (not included). Kit includes: 2 shoe aluminium clutch with spring. 2 pin flywheel. Flywheel axle 6mm thread. No collect required. Images copyrighted by BlackSmith Products Ltd.