Uma Racing Yamaha Ego Racing Engine Block

Uma Racing Engine Block for Yamaha Ego

Performance parts from Uma Racing is well accepted by most bikers here in Malaysia. Now, they have introduced a racing block for Yamaha Ego.

They are two sizes available for the bore size that is 58.5mm and 61mm. Even a slight increase of displacement can affect greatly in the combustion chamber size. For example, Kriss 120 only needed to be bored by 1mm to increase the cc to 125.

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