Aprilia Amico 50 AC 92-98 2-Stroke (Minarelli Vertical) Aprilia SR 50 AC 93-96 2-Stroke (Minarelli Vertical) MBK Booster 50 AC 94-97 2-Stroke (Minarelli Vertical) MBK Booster 50 AC 04-10 2-Stroke (Minarelli Vertical) MBK-Booster NG 50 AC 99- 2-Stroke (Minarelli Vertical) MBK Booster Naked 50 AC 04- 2-Stroke (Minarelli Vertical) MBK Booster One 50 AC 13- 2-Stroke (Minarelli Vertical) MBK Booster Spirit 50 AC 04-16 2-Stroke (Minarelli Vertical) MBK Stunt 50 AC 98-13 2-Stroke (Minarelli Vertical) MBK Stunt Naked 50 AC 06-17 2-Stroke (Minarelli Vertical) Yamaha BWS 50 AC 94-02 2-Stroke (Minarelli Vertical) Yamaha BWS 50