SSP: £4.99
Part No: X-OS24981837
OS Engine O Ring - (4BK/60J/20J/60P/40J)


This is a spare part/accessory for the following item(s).
OS Engine MAX 15LA Silv. w/871 Silencer Preview Thumbnail Image
£104.99 L-OS11532
OS Engine MAX 15LA Silv. w/871 Silencer
Compact yet very powerful, the Max 15LA is the kind of engine that just gets on with the job - minimum fuss and maximum reliability. Packing the class leading features of the LA range into such a sma...
OS Engine MAX 50SX-H Ring Hyper Preview Thumbnail Image
£289.99 L-OS15550
OS Engine MAX 50SX-H Ring Hyper
The best '50-class' engine on the market just became amazing with the introduction of the new 50SX-H Hyper. That CNC machined cylinder head has been developed to give better power and improved cooling...
OS Engine MAX 55AX (40K) with E-3070 Silencer Preview Thumbnail Image
£174.99 L-OS15612
OS Engine MAX 55AX (40K) with E-3070 Silencer
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 t...
OS Engine MAX 120AX Ring w/E-5020 Sil. Preview Thumbnail Image
£319.99 L-OS19210
OS Engine MAX 120AX Ring w/E-5020 Sil.
The distinctive shape is hard to ignore, and with peak power of 3.1PS at 9000RPM, you can be sure that this engine loves big propellers! OS recognised that engines of this size are often used in scale...
OS FF-320 Pegasus Preview Thumbnail Image
£2999.99 L-OS36410
OS FF-320 Pegasus
Closely following the design of many full-size light aircraft engines, the O.S. Pegasus 320 is a horizontally opposed four cylinder engine. The Pegasus is unique: it is the only flat four model aircra...
OS FR7-420 Sirius 7 Preview Thumbnail Image
£4599.99 L-OS37010
OS FR7-420 Sirius 7
Since 1986, O.S. owners have enjoyed the unique experience of owning and operating the fabulous FR5-300 Sirius 5 cylinder radial. Models have become bigger over the years and O.S. wanted to release a ...



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You can purchase this product from any authorised Ripmax dealer from our network across Europe. To find the closest dealer to you, please consult our dealer directory by clicking HERE.