Originally Posted by 1QwkSport2.5r

Another Zenoah type clone engine. The1/5th scale HPI Baja cars/trucks come with Zenoahs stock I believe. I would think you would want the prop hub on the front. This way you can remove the clutch and chop the back side of the crankshaft off and remove the pull starter housing and related framework to save weight. Having the hub on the front also allows the use of normal tractor props. You would need a pusher prop on the back of the engine as the shaft spins clockwise on the back (clutch) side.