Bel-Ray Works Thumper Racing Synthetic Ester Blend 4T Engine Oil
- Developed for full works competition use and to withstand extreme racing conditions
- Withstands the highest temperatures and stresses
- Meets API SM and JASO MA2 specifications
- Also suitable for air-cooled/liquid-cooled 4-stroke engines and wet clutches
- Made in the USA
Product Note:
| Specification | Details |
|---|---|
| Country of Origin | USA |
| Size | Varies (make selection above) |
| Viscosity Grade | 10W-50 |
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