H1R is a 2 stroke oil that is a fully synthetic based oil.
* Advanced formula for all racing engines
* Maximum film strength
* Protects high revving crankshafts
* 1 Liter plastic bottle with easy to read measuring scales.

Bel-Ray H1R Synthetic 2-Stroke Racing Oil - New Power Valve Formula - is a premium synthetic ester based product specifically formulated for premix applications in 2-stroke high performance motorcycle engines, as well as other high performance 2-stroke engines. This is a clean burning, high performance product with Bel-Ray’s unique anti-wear chemistry. Bel-Ray H1R controls power valve deposits for improved power and throttle response.

This product is formulated for premix ratios ranging between 30:1 and 50:1. Follow the recommendation of the engine manufacturer. 40:1 is recommended for optimum performance in model aircraft engine 2 stroke applications.