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This page is retained for technical reference, scooter compatibility, servicing information and historical product documentation.
Browse compatible alternativesMalossi 166cc big bore cylinder kit for Honda CBR 125 & Sonic 125cc 4-stroke liquid-cooled motorcycles between 2004 onwards.
The kit is supplied with all necessary parts, i.e. barrel, piston, rings, gudgeon pin, circlips, gaskets.
Bore: 67mm
Compression Ratio: 1:11.4
Note: fuel injected models produced 2007-2017 you will need to use Malossi Force Master 2.1 5519912.
Note: fuel injected models produced 2018-2021 you will need to use Malossi Force Master 2 5518427.
Malossi 3112830
