Dellorto number 03069. Diameter at manifold: 24mm outer. Diameter at air filter: 35mm outer. Application: Minarelli standard with cable-operated choke. Features: Oil connection, vacuum connection. Adjustment screws: left. This product is suitable for the following models: 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 Area 51 50 H2O 2T E1 '98-'00 Aprilia Gulliver 50 AIR 2T '95-'98 Aprilia Gulliver 50 H2O 2T '96-'98 Aprilia Rally 50 AIR 2T '95-'04 Aprilia Rally 50 H2O 2T '96-'99 Aprilia Scarabeo 50 AIR 2T '93-'97 (Minarelli) Aprilia Scarabeo 50 AIR 2T E1 '00-'06 (Minarelli) Aprilia Scarabeo 50 AIR 2T E1 '98-'99 (Minarelli) Aprilia Scarabeo DD 50 AIR 2T E1 '98-'99 (Minarelli) Aprilia Sonic 50 AIR 2T E1 '98-'03 Aprilia Sonic 50 AIR 2T E2 '04-'07 Aprilia Sonic 50 H2O 2T E1 '98-'03 Aprilia Sonic 50 H2O 2T E2 '04-'08 Aprilia SR50 Netscaper AIR 2T '97-'01 (Minarelli) Aprilia SR50 Racing H2O 2T '97-'00 (Minarelli) Aprilia SR50 Replica AIR 2T '93-'96 (Minarelli Vertical) Aprilia SR50 Replica AIR 2T '94-'96 (Minarelli Horizontal) Aprilia SR50 Replica H2O 2T '94-'96 (Minarelli) Aprilia SR50 Stealth H2O 2T '97-'00 (Minarelli) Aprilia SR50 WWW AIR 2T '97-'01 (Minarelli) Aprilia SR50 WWW H2O 2T '97-'00 (Minarelli) Atala Carosello 50 AIR 2T '98-'02 Italjet Dragster 50 H2O 2T '98-'02 Italjet Pista 2 50 AIR 2T '92-'97 Italjet Scoop 50 AIR 2T '91-'95 Italjet Yankee 50 AIR 2T '93-'97 MBK Booster Next Generation 50 AIR 2T '96-'98 MBK Booster Next Generation II 50 AIR 2T '03-'06 MBK Booster Next Generation II 50 AIR 2T '99-'02 MBK Booster Original 50 AIR 2T '90-'93 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 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 Flipper 50 AIR 2T '98-'03 MBK Flipper Light 50 AIR 2T '04-'06 MBK Forte 50 AIR 2T '95-'98 MBK Hot Champ 50 AIR 2T '88-'91 MBK Nitro 50 H2O 2T '97-'98 MBK Nitro 50 H2O 2T '99-'01 MBK Ovetto 50 AIR 2T '97-'01 MBK Stunt 50 AIR 2T '00-'02 MBK Stunt 50 AIR 2T '03 MBK Stunt Naked 50 AIR 2T '04-'16 Yamaha Aerox 50 H2O 2T '97-'98 Yamaha Aerox 50 H2O 2T '99-'01 Yamaha Bw's Bump 50 AIR 2T '96-'97 Yamaha Bw's Naked 50 AIR 2T '03 Yamaha Bw's Next Generation 50 AIR 2T '95-'98 Yamaha Bw's Next Generation II 50 AIR 2T '03-'09 Yamaha Bw's Next Generation II 50 AIR 2T '99-'02 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 SPY 50 AIR 2T '03-'06 Yamaha Bw's SPY 50 AIR 2T '95-'02 Yamaha Jog 50 AIR 2T '88-'91 Yamaha Jog Z 50 AIR 2T '92-'95 Yamaha Jog ZR 50 AIR 2T '96-'01 Yamaha Neo's 50 AIR 2T '96-'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 Why 50 AIR 2T '99-'03