Originally Posted by Mike Eskimo
Here's your only hope :
You know those old guys in some neighborhoods who sell used mowers and usually have 10-15 for sale ?
Find one of those geezers w/ a LB and buy it.
Or have them rebuild the motor in your current mower? Being a dirt biker/mechanic kind of guy, I've rebuilt a few motors and as a long as the deck and etc are good, it can be a pretty good way to go. 'course I did the work myself, for fun, and it didn't cost much.