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OS




OS .37SZ-H 20M Carburetor

OS .37SZ-H 20M Carburetor

FEATURES: Premium performance for 30-sized machines, from extreme aerobatics to stable hovering Same mounting pattern and muffler dimensions as the...
$174.99

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.50SX-H Hyper Ring 60LH Carb

.50SX-H Hyper Ring 60LH Carb

FEATURES: Ideal for use in any 50 class helicopter New head design offers improved combustion efficiency for stable hovering and aerobatic flight ...
$209.97

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OS .55HZ-R DRS Ring 40L-R

OS .55HZ-R DRS Ring 40L-R

This is the Limited Edition OS 55HZ-R DRS Ringed Helicopter Engine with the DRS (Demand Regulator System). FEATURES: DRS system delivers fuel to the...
$399.99

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OS Backplate for OS .55HZ-R engine

OS Backplate for OS .55HZ-R engine

This is the Cover Plate (Back Plate) for the O.S. 55HZ-R Engine, OSMG1957.   This Cover Plate is for use with the Futaba GY701 RPM Sensor,...
$9.99

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OS 105HZ-R DRS Heli Engine

OS 105HZ-R DRS Heli Engine

This is the 105HZ-R DRS 1.05 cu in Helicopter Engine from O.S. Engines. FEATURES: Same mounting dimensions as a .90 cu in engine Machined blue...
$529.99

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OS #8 Glow Plug Medium for Air/Car

OS #8 Glow Plug Medium for Air/Car

The O.S. #8 glow plug is the most widely used O.S. glow plug. Recommended for most current O.S. (and other brands of) 2-stroke R/C engines. FEATURES:...
$6.99

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OS Bubbleless Clunk

OS Bubbleless Clunk

This is a Bubbleless Fuel Pick-Up (clunk) Weight for Aircraft Fuel Tanks. The weight attaches to fuel tubing and is put into an aircraft's fuel tank....
$15.99

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OS GT15HZ Gasoline Helicopter Engine with Powerboost Pipe

OS GT15HZ Gasoline Helicopter Engine with Powerboost Pipe

Fuel up with regular unleaded and fly your .90 size helicopter for a full hour on one 600cc tank. The GT15HZ gives you the flying time you need to...
$629.99

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Monthly Specials For June

DT Main Blade Grip Arm 520V2
DT Main Blade Grip Arm 520V2
$16.99 $11.89
Save:30% off
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DT Linkage Rods for 520V1/V2
DT Linkage Rods for 520V1/V2
$4.49 $3.14
Save:30% off
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DT Main Blade Grip Bearing 520V2
DT Main Blade Grip Bearing 520V2
$6.49 $4.54
Save:30% off
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DT Motor Mount for 520V1/V2
DT Motor Mount for 520V1/V2
$12.99 $9.09
Save:30% off
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DT One Way Bearing for 520 V1/V2
DT One Way Bearing for 520 V1/V2
$7.79 $5.45
Save:30% off
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DT Ball Link Set for 520 V1/V2
DT Ball Link Set for 520 V1/V2
$3.49 $2.44
Save:30% off
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DT Servo Mount Left 520V2
DT Servo Mount Left 520V2
$13.49 $9.44
Save:30% off
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DT One Way Bearing Mount A 520V1
DT One Way Bearing Mount A 520V1
$15.99 $11.19
Save:30% off
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