OS

OS GGT15 Petrol with E-4040 Silencer The O.S. GGT-15 uses the latest in model engine technology, it is a petrol engine that uses a glowplug!This is a ...

O.S. GT15 Petrol with E-4020 SilencerThe GT15 is equivalent in power to an OS 75AX and is designed to fit in place of a .61-.91 engine but give you th...

O.S. have renewed the well known CZ .11 class engine for the 2019 modelling market while retaining the attributes that established it first time aroun...

OS MAX 15LA Silver with 871 SilencerCompact yet very powerful, the Max 15LA is the kind of engine that just gets on with the job - minimum fuss and ma...

OS MAX 25FX II with 892 SilencerThe O.S. Engine 25FX II is a high performance side exhaust aero engine that is suitable for many styles of small R/C a...

Designed to succeed the original 46AX, the new 46AX MkII retains the same mounting dimensions, but O.S. have updated the styling to bring it into line...

OS Extension Adaptor E-4011

A complete set of relevant tools for adjusting the valves on all O.S. four strokes. The kit comes in a tough plastic case and includes:• 0.04mm Feeler...

OS No 6 Glow Plug. (Former A3) A long-lasting plug for most .10-.60 2-strokes. For engines above .60 size use the OS No8 plug

A Medium/Hot glow plug for most types of aero or heli engine. A completely new design of coil is used to enhance performance. Particularly suited to e...

OS No8 Glow Plug. A favorite for most 2-stroke engines

OS Glow plug for four stroke engines. Long reach and long life for 4-stroke engines