Bel-Ray H1-R Racing 100 % Synthetic Ester 2T Engine Oil is formulated for all power valve 2-stroke engines. Advanced 100 % synthetic ester base oils cling to metal, preventing wear in all 2-stroke applications. Bel-Ray H1-R Racing 100% Synthetic Ester 2T Engine Oil is clean burning to prevent carbon build-up in combustion chambers and power valve mechanisms. Not suitable for methanol fuel.

• Synthetic Ester formula for power-valve 2T engines. Keeps power-valves clean and responsive for increased horsepower. Superior film strength prevents wear. Pre-mix only for air-cooled / liquid-cooled 2T power-valve engines (not for methanol fuel)
• Suitable for any and all manufacturers recommended mix ratios