Motobecane AV10 JD Racing 19-21mm Competition G2 Carbon Reed Petals - 0.35mm la 16 x 24 x 5

16 x 24 x 5 x2 6303

The diameter of the drive side oil seal has been increased from 19 to 20mm so as to increase the resistance of the shaft

This is the key to making your Garelli fast

If you're otherwise stock

Vintage Giannelli exhaust for Garelli mopeds

Motobecane AV10 JD Racing 19-21mm Competition G2 Carbon Reed Petals - 0.35mm la 16 x 24 x 5Big reed for big carbs on stock cases. An improved reed design new for 2021. Looks like you'll be machining down the intake surface of your AV10 cases by 3mm to use this reed. From JD Racing themselves: The JDR valve takes up the basics of the Bidalot label valve used in G2 race in the 90s, and we perfected it with better materials, improved design down to the last detail, very high quality slats custom made by a global player in 2T competing engines.