Yamaha 135LC 6-speed Modification

You have read the title right. Yamaha 135LC Extreme Spirit with 5-speed are able to be converted to 6-speed with minimal modification to the engine. This is due to the fact that the engine shared a lot of the component from its brother with 6-speed like the YZF-R15, FZ150i and Byson(Indonesia).¬†Modifmania.com, an Indonesia-based blog has…