This engine is easy to handle from entry-user to sports users, and is an excellent cost performance
Based on the O.S. SPEED series engine, it combines smooth blowing and power with a balanced balance, so it can be used in racing situations regardless of whether you are on or off
The outer head is made with lightweight holes to reduce weight buildup, and we use new laser processing for blue anodized in corporate colors. The shape of the inner head combustion chamber is revised to improve combustion efficiency and improve pickup