athena 80cc big bore kit 02-11 zuma/jog/vino

80cc nikasil race cylinder kit for your 02-11 zuma. YOU will need the matching 80cc crank, found HERE as this is matched. This will not work on a standard crankshaft. This is the only drop in 80cc air cooled kit available for your zuma. 

ALSO works on 91+ yamaha jog, and 2 stroke yamaha vino!