Hello everyone, I am planing to put 180cc big bore kit, putting second radiator and putting bigger injector, what is your thoughts? And meybe someone has a foto how they mounted second radatior? And will the coolant come to the engine from the second radiator? Btw i heard if you put bigger...

Hey, Can someone help me with an ECU for the yamaha r125 2019. I been looking for a tuneboss but I cant find something that says it works on a 2019. Does anybody know what I can find to deristrict or make my bike faster other then sprocket changes? Thank you already for helping me out.

Not really sure where to start to I guess start at the beginning and will work up to date from there... I've been into messing with cars for years, mostly mk2 golfs but only got into bikes sorta by accident when I fell in love with stretched scooters (they're ridiculous, I know). Somehow...

Hey all, Not long had my license - can't wait for the lockdown to end so I can get out there! Lexi

I recently bought r125 and it has broken speedometer so I wondered if anyone knows if I can put digital speedometer from r125 (2017) to r125 (2009) is it possible?