New' GEM products starter cups for vintage race kart engines.

Part # 1215

(Shorter style) 1.75" in length.

This starter cup keeps the belt close to the engine to avoid undue strain on the crank. 

Fits: macs,west bends,U.S. 820 and many piston port engines.

* billet aluminum manufactured from  original specs of cast original.

Buy now $ 24.95