cylinder kit Doppler ER1 50cc for Peugeot 103 AC

Doppler 50cc cylinder kit with ER1 cylinder suitable for air-cooled Peugeot 103 MVL, RCX, SPX, SP, Vogue, FOX and FXR and Honda Wallaroo vehicles.

The cylinder with 5 overflow channels and boost ports on the exhaust is made of aluminium and also has a low-friction Nikasil coating.

Dimensions:

• 40mm cylinder
• 39.94mm piston with a single 1mm piston ring
• offset 12mm gudgeon pin