Malossi 66cc cylinder kit for Yamaha 50cc 4-stroke scooters.

Malossi have produced a big bore cylinder kit for 4-stroke scooters. These kits increase the torque while maintaining reliability. These cylinders are produced using the finest aluminium alloy, the bore is silicon carbide and galvanic nickel plated and machined to very precise tolerances.

Specs:
Bore: 44mm
Stroke: 43.6mm
Displacement: 66.3cc
Compression ratio: 12:1

For Euro4 scooters produced 2018 onward you must use Force Master: 5518370

For Euro3 scooters produced before 2018 you must use Force Master: 5518429

Malossi M3113579