Here's a universal fit choke stove that clamps onto the exhaust manifold (or the exhaust pipe just below the manifold) and routes heated air to the choke housing. Simple to install, and the heat tube can be attached to the broken choke housing with J-B Weld instead of a compression nut.

www.ebay.com/itm/316043628428?

Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!