Bel-Ray Thumper Racing 4T Synthetic Ester Blend 10W40 Engine Oil

• Combines the finest quality synthetic esters and mineral base oils specifically engineered for today's 4-stroke single cylinder, multi valve racing engines
• Reduced cylinder and ring wear
• Longer bearing life
• Cleans deposits
• Controls sludge and varnish formation
• Keeps ring lands and grooves free of carbon build up
• The 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

If you are looking for a synthetic 10W40 formula made with the highest quality esters and mineral base oils, you will love this blend. It is designed to reduce ring and cylinder wear and is crafted to help 4-stroke single cylinder, multi valve racing engines reach peak performance.