Description
Maintaining proper oil viscosity and film strength is critical for 4-stroke engines operating across varying temperature ranges and load conditions. BEL-RAY EXP 10W-40 delivers synthetic ester-based protection that resists breakdown under stress while preserving clutch engagement on wet-clutch applications. Whether you’re running extended intervals or pushing higher RPMs, this blend keeps your engine protected without compromising performance.
- Synthetic ester blend
- 10W-40 viscosity grade
- High film strength protection
- Wide temperature stability
- Enhanced oxidation resistance
- Wet clutch compatible
- Extended drain capability
- 1 liter container
- MPN: 99120-B1LW









