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Bel-Ray Thumper Racing Works Synthetic Ester Blend 4T Engine Oil is a 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 which provide the ultimate 4-stroke motorcycle oil. Features and Benefits: -Reduced cylinder and ring wear. Longer bearing life -Cleans deposits. Controls sludge and varnish formation. -Reduces ring sticking and deposits on the variable height exhaust valve for superior throttle response -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
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