Bel-Ray Thumper Racing Works Synthetic Ester 4T 4-Stroke Engine Oil

• 4-stroke synthetic motorcycle racing oil that has been developed for full works competition use and is designed to withstand extreme racing conditions
• Full synthetic ester base oils withstand the highest temperatures and stresses and provide the ultimate performance for 4-stroke motorcycles
• Meets API SN and JASO MA2 requirements
• Suitable for air-cooled/liquid-cooled 4-stroke engines and wet clutches
• Protects against viscosity breakdown under high temperature and high shear
• Reduced cylinder and ring wear
• Longer bearing life
• Cleans deposits
• Control’s sludge and varnish formation
• Keeps ring lands and grooves free of carbon build-up
• Shear stability provides superior lubrication and film strength
• Minimizes friction for maximum power
• Prevents clutch grabbing for an easily controlled and efficient gear shifting and clutch operation
• Viscosity options: 10W-50, 10W-60
• 1 Liter or 4 Liter bottles