OPTI-PROTECT is a new engine after-run oil designed to protect your engine between flying sessions from corrosive moisture and the effects of nitromethane on internal engine components.

Simply add a few drops of this oil into the engines open carb then spin over with the starter with fuel supply removed to coat the internal components.

Safe to use on 2-stroke and 4-stroke, nitro and gasoline engines

Bottle contents - 50ml (1.7 fl oz)