Castrol Power1 XR 77 is an oil specifically developed for pre-mix use in racing 2-stroke motorcycle and kart engines. It is not suitable for normal driving on roads.
Advantages
- High lubricity formulation to prevent seizure in high-speed conditions - allows tuners to lean out their engines to a maximum
- Provides sustained engine power throughout the race.
- Visible spark plug and piston crown deposits to enable fine race tuning - high levels of deposits and good tones giving excellent readability on all unleaded fuels.
- Wet weather throttle lubrication - Castrol Power1 XR 77 is formulated to prevent throttle slide sticking during wet conditions.
- Ease of mixing with racing gasoline - and minimal effect on the octane rating of high performance fuels allowing maximum engine compression.