Recent content by SHACK

Looks like you blew the bearings out on the jack shaft. The bearing directly behind the driven pulley holds a tremendous load, especially over rough terrain. What happens is the wheels come off the ground and they spin up when they come back down they are traveling faster than the kart is...

The issue with these little motors is the fact that they are splash lube. The rod is plenty strong to maintain 5500 rpm. It’s the fact that the oil in the pan basically turns to a mist in the crank case at high RPM and the rod journal does not receive adequate lubrication. If you maintain the...

The 8" measurement is the section width unmounted, edge of sidewall to edge of sidewall. The 11 is tire diameter or over all height. The 6 is wheel diameter. They recommend 8.5” to 9” wide wheel.