Angular head design offers increased surface area for better cooling. The 55AX is better than ever, with an improved carburetor and muffler. You get the same phenomenal power, with the convenience and safety of a rear angled needle valve on the carb and a squared off muffler for easier cowling installation.

MAX-55AX (15612) For Scale and sport planes. Includes ・ No.8 plug ・ Wire for needle extension Spec

Includes O.S. Max 55 AX ABL Aircraft Engine with E-3071 Muffler, 40K carburetor, #8 glow plug, illustrated instruction manual, 3.5" (90mm) long needle valve, extension cable and two 3x35mm muffler screws

The O.S. .55AX ABL Glow Airplane Engine is better than ever, with an improved carburetor and muffler. You get the same phenomenal power, with the convenience and safety of a rear angled needle valve on the carb and a squared off muffler for easier cowling installation.

Based on the design philosophy of the MAX-120AX, the MAX-55AX has the same "Slant Head" and cylinder fin profile as well as the boxy "Power Box" silencer. This latest model has been developed focusing on three major points - the powerful output characteristic of a two-stroke engine, an easily adjustable carburetor and a significant lowering of ...

OS MAX 55 AX is a powerful two-stroke engine with a crankshaft mounted with a pair of ball bearings, suitable for sport and competition aerobatic models of all types. It is fitted with a 40K twin-needle carburettor, the main needle of which is angled backwards for safe adjustment when the engine is running.

Best suited for 3D flight! Amazing power equal to 60 size engine changes the common knowledge of the 50 size helicopter engines! It can be installed in the 50 size helicopter without modification due to the same mounting bolt pattern and silencer installing size as the 50SX-H Hyper.

Designed to combine maximum power with razor sharp throttle response in the smallest possible crankcase, the 55AX has the same mounting dimensions as the popular 46AX above, but an increase in power to 1.75PS. The dramatic AX fin styling is used for optimum cooling and the rearward angled needle on the carb makes adjustments safer.

HobbyKing is proud to be able to bring a wide selection of the latest O.S. Engines to you. Add some power and spunk to your "40 size" nitro plane with the O.S. 55AX. It features the same bolt pattern as the 46AX though boasts greater horsepower!