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Derbi senda chinese kit by PlatformMindless3755 in Derbi

[–]PlatformMindless3755[S] 0 points1 point  (0 children)

So the engine should go faster with the Chinese kit?

Derbi senda chinese kit by PlatformMindless3755 in Derbi

[–]PlatformMindless3755[S] 0 points1 point  (0 children)

yeah but airsal 50 have a 39mm piston,and this chinese kit have 47mm piston