Hi all this will probably only suit Aust. members Have a 2 1/2hp hopper famous with the harder to find flat bar webster engine is running , chasing side shaft or maybe larger type engine other engine does not have to run. ph.0412901008 bh 0246842243 ah please check the link Ron & Liz http://www.oldengine.org/members/pml/samc06/cc061064.JPG