Thunder Tiger Redline 53H
Stock Code TT9606
REDLINE is a new helicopter engine line from Thunder Tiger. Higher performance and extreme power in a compact-size engine with yet larger displacement and awesome power. The RL-53H is a fantastic nitro powerplant for your 50 class R/C helicopter.| RRP: £174.99 £154.99 |
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TT9612 Thunder Tiger Redline 56H Engine
Stock Code TT9612
Improved from the acclaimed RL-53H for its awesome raw power, the RL-56H is ready to write its legend from now on. Higher performance and extreme power in a compact-size engine with yet larger displacement and awesome power.
| RRP: £189.99 £169.99 |
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YS91SRS HELI MOTOR (OUT OF STOCK)
Stock Code YS91SRS
New even more powerful 90 size heli motor from YS, Featuring a brand new crankcase design, new cylinder head design, new cylinder liner & piston design & new crankshaft the overal effect is a huge power increase while still keeping the same mounting patterns as a standard YS 91SR!| £299.95 |
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YS 91 SR Long Stroke Heli engine (OUT OF STOCK)
Stock Code YS91SR
The 91SR is the latest in helicopter engine technology from YS. New stroke design for superior operation, New carburetor design for easier adjustments, Factory preset fuel regulator, Same physical size as the 61st-2,80st,91st making it easy to add more power to your helicopter.| RRP: £289.99 £259.99 |
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YS 56SR Heli Engine (OUT OF STOCK)
Stock Code YS56SR
Well you have been asking for it & we are pleased to announce the wait is almost over, The new YS56SR is almost here, Even more power uprated from 8.17cc to 9.14cc & weighing only 406g you get a hell of alot of punch for your money!!!| £219.99 |
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OS MAX 32SX-H RING
Stock Code L-OS12986
The ringed piston/liner assembly gives a lower compression on start-up without sacrificing top end power and performance, and provides easy needle setting characteristics.| RRP: £132.99 £124.99 |
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O.S. MAX 37SZ-H Ring w/o Drive Washer
Stock Code L-OS14000
Following on from the concept developed in the 70SZ-H, the latest 37SZ-H brings a new level of performance to '30-class' helicopters. Just about everything has been changed compared to the 32SX-H in the pursuit of power and control.| RRP: £154.99 £139.99 |
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O.S. MAX 50SX-H Ring Hyper
Stock Code L-OS15550
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 at the same time.
| RRP: £184.99 £169.99 |
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O.S. MAX 55HZ Hyper
Stock Code L-OS15630
The max 50SX-H Hyper has established an enviable reputation for power, reliability and ease of use. The Max 55HZ Hyper moves that to a whole new level! Designed primarily with the demands of the 3D pilot in mind.| RRP: £244.99 £224.99 |
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O.S. MAX 55HZ-R
Stock Code L-OS15650
The latest engine in the 600/50 helicopter class borrows much of its technology from the fabulous Max 91HZ-R, to provide class leading power under the most demanding of 3D manouevres. The latest DRS system (Demand Regulator System) uses a crankcase pressure tap-off to pressurise the fuel tank via a one way valve.
| RRP: £279.99 £264.99 |
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O.S. MAX 70SZ-H Ring
Stock Code L-OS17000
You want MORE POWER to give your .60-size helicopter more authority in challenging maneuvers. You don't want to take on time-consuming mounting modifications and gearing changes.
| RRP: £259.99 £228.99 |
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O.S. MAX 91HZ-R Ring
Stock Code L-OS18640
Based on the multi-time FAI world champion 91HZ heli engines, O.S. is taking their new 91HZ-R to even higher levels of performance; thanks to the new "on demand" regulator system. Designed specifically for this engine, this system guarantees the steady fuel supply, needed for the most-demanding of 3D flights| RRP: £349.99 £324.99 |
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O.S. MAX 91HZ-PS Ring
Stock Code L-OS18620
Designed primarily for the 3D flight and dramatic aerobatic manouevres.. Compared to the old 'Hyper' the new 91HZ-PS offers improved hovering stability as well as power at high speed to meet the further sophisticated 3D competition manouevres.| RRP: £349.99 £324.99 |
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O.S. MAX 91HZ w/61E Carb
Stock Code L-OS18650
Identical in most techincal respects to the original Max 91HZ Ring engine but now with the latest 61E carburettor for an improved spread of power across the RPM range. Ideal for sports flying and F3C competition alike. You can rely on OS!| RRP: £294.99 £279.99 |
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O.S. MAX 91HZ-R 3D W/P.Boost Pipe
Stock Code L-OS18645
Following the popularity of the 91HZ-R with On-Demand Regulator, O.S. has now taken high-performance, high-speed helicopter engines to the next stage of evolution. Introducing the 91HZ-R Speed Engines - based on the 91HZ-R, factory-tuned at the O.S./Japan facilities and guaranteed to blow you away!
| RRP: £499.99 £469.99 |
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O.S. MAX 91HZ-R 3C
Stock Code L-OS18641
Following the popularity of the 91HZ-R with On-Demand Regulator, O.S. has now taken high-performance, high-speed helicopter engines to the next stage of evolution. Introducing the 91HZ-R Speed Engines - based on the 91HZ-R, factory-tuned at the O.S./Japan facilities and guaranteed to blow you away| RRP: £394.99 £369.99 |
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Irvine 36 Ring R/C Helicopter MK II
Stock Code L-IRV4362
Based on a new crankcase but featuring most of the tried and tested internals that made the original 36 Ringed engine such a favourite| RRP: £86.99 £83.99 |
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