The best oil commercially available for your 390 hand down! In the 0W40 weight you will gain HP at the cost of your oil change interval. Suggested changing intervals of 1 race weekend approximately 4 hours.
- Fully Synthetic high performance racing 4T engine oil
- Developed for superbike/sportbike race applications
- Enhances engine performance
- Ultimate reduction in friction coefficient
- Excellent wet clutch performance
- Recommended for inline 4 cylinder engines & KTM RC 8 in race applications