OptiFuel Optimix Straight (5L) is a high-quality, nitromethane-free fuel blend made with 80% methanol and 20% Klotz synthetic oil, delivering exceptional engine lubrication, clean combustion, and consistent performance.

This straight fuel is ideal for engine break-in, tuning, and running engines that do not require nitromethane. It's also widely used by experienced modellers who prefer to add nitromethane separately for custom blends or specific engine needs.

Packaged in a full 5-litre container (not 3.78L US gallon), Optimix Straight provides excellent value and is trusted by model engine enthusiasts across disciplines, from aircraft to boats and helicopters.

Key Features:

• Nitromethane-free fuel: ideal for break-in, tuning, and custom blends

• Contains 80% methanol and 20% Klotz synthetic oil

• Excellent lubrication and clean-burning formula

• Trusted for high-performance model engines

• Full 5-litre bottle – not undersized like US gallons

• Product Code: OH0020K