Alkūninis sustiprintas Minarelli vertical, 2T.

Motorolerio variklio alkūninis velenas sustiprintas dvitakčiams 50-80cc motoroleriams su Minarelli (Yamaha) vertikalios cilindro pozicijos varikliais. Jungties skersmuo (šlicai) 13mm, stūmoklio piršto skersmuo 10mm. 

Tinka modeliams:  

• Aprilia Amico 50 AIR 2T '96-'98
• Aprilia Amico GL 50 AIR 2T '94-'95
• Aprilia Amico LX- Sport 50 AIR 2T '92-'93
• Aprilia SR50 Replica AIR 2T '93
• Fantic Big-Wheel 50 AIR 2T '93-'97
• Italjet Pista 2 50 AIR 2T '92-'97
• Italjet Scoop 50 AIR 2T '91-'95
• Italjet Yankee 50 AIR 2T '93-'97
• MBK Booster Naked 50 AIR 2T '05->
• MBK Booster Naked R12 50 AIR 2T '05-'11
• MBK Booster Naked R13 50 AIR 2T '12->
• MBK Booster Next Generation 50 AIR 2T '95-'98
• MBK Booster Next Generation II 50 AIR 2T '03-'09
• MBK Booster Next Generation II 50 AIR 2T '99-'02
• MBK Booster Original 50 AIR 2T '04->
• MBK Booster Original 50 AIR 2T '90-'93
• MBK Booster R12 50 AIR 2T '04->
• MBK Booster Road 50 AIR 2T '94-'95
• MBK Booster Rocket 50 AIR 2T '03-'09
• MBK Booster Rocket 50 AIR 2T '95-'02
• MBK Booster Spirit 1.0 50 AIR 2T '13->
• MBK Booster Spirit 50 AIR 2T '96-'98
• MBK Booster Spirit 50 AIR 2T '99-'03
• MBK Booster Spirit Naked 50 AIR 2T '03
• MBK Booster Spirit R12 50 AIR 2T '01-'02
• MBK Booster Spirit R12 50 AIR 2T '03
• MBK Booster Track 50 AIR 2T '96-'97
• MBK Stunt 50 AIR 2T '00-'02
• MBK Stunt 50 AIR 2T '03
• MBK Stunt Naked 50 AIR 2T '04->
• Yamaha Bw's Bump 50 AIR 2T '96-'97
• Yamaha Bw's Easy 50 AIR 2T '13->
• Yamaha Bw's Naked 50 AIR 2T '03
• Yamaha Bw's Naked 50 AIR 2T '05->
• Yamaha Bw's NG 50 AIR 2T '95-'98
• Yamaha Bw's NG II 50 AIR 2T '03-'09
• Yamaha Bw's NG II 50 AIR 2T '99-'02
• Yamaha Bw's Original 50 AIR 2T '04->
• Yamaha Bw's Original 50 AIR 2T '90-'93
• Yamaha Bw's Original 50 AIR 2T '96-'98
• Yamaha Bw's Original 50 AIR 2T '99-'03
• Yamaha Bw's Original R12 50 AIR 2T '01-'02
• Yamaha Bw's Original R12 50 AIR 2T '03
• Yamaha Bw's R 50 AIR 2T '94-'95
• Yamaha Bw's R12 50 AIR 2T '04->
• Yamaha Bw's SPY 50 AIR 2T '03-'06
• Yamaha Bw's SPY 50 AIR 2T '95-'02
• Yamaha Slider 50 AIR 2T '00-'02
• Yamaha Slider Naked 50 AIR 2T '03-'10
• Yamaha Slider Naked R12 50 AIR 2T '11-'13
• Yamaha Slider Naked R12 50 AIR 2T '14->