Athena P400485100090 Extreme kit Big Bore Cylinder Kit 12 for MBK Booster (Racing Exhaust included)

Athena P400485100090 Extreme kit Big Bore Cylinder Kit ø12 for MBK Booster (Racing Exhaust included)

Athena is pleased to announce an absolute novelty in the world of air cooled vertical Yamaha-Minarelli engines and therefore for legendary applications such as MBK Booster / Yamaha BW’s or the iconic Aprilia SR*.

Technical features