There is a concern throughout the fuel industry that many of the world’s engine manufacturers are too conservative when recommending lubricating oil percentages for their products. A high lubricating oil percentage never hurt an engine … or did it? A growing body of experimental and practical evidence suggests that modern engines are being impaired by excessive oil content in the fuel. Here are three examples:
- The engine has difficulty maintaining a reliable, low-rpm idle.
- The engine has difficulty obtaining a crisp throttle-up.
- The engine exhibits diminished wide-open throttle power.
THE TRADITIONAL MODELER
Suggest reducing the fuel’s oil content to a traditional modeler, and there’ll ...