O.S. Engines

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Quality and performance has made O.S. the standard in RC engines for over 80 years.
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121-144 of 1,813 Results
Carburetor Assemblyy Screw WLA-2: GT55 Carburetor Assemblyy Screw WLA-2: GT55
4 out of 5 Customer Rating
Carburetor Assemblyy Screw WLA-2: GT55
$5.99
Intake Manifold 200 Surpass Intake Manifold 200 Surpass
4.2 out of 5 Customer Rating
Intake Manifold 200 Surpass
$34.86
Camshaft: FS72 Alpha Camshaft: FS72 Alpha
4.2 out of 5 Customer Rating
Camshaft: FS72 Alpha
$54.63
Connecting Rod Bearing: GGT10 Connecting Rod Bearing: GGT10
5 out of 5 Customer Rating
Connecting Rod Bearing: GGT10
$25.44
Back Plate: Sirius 7 Back Plate: Sirius 7
4.2 out of 5 Customer Rating
Back Plate: Sirius 7
$466.21
Cylinder & Piston: 25FX Cylinder & Piston: 25FX
5 out of 5 Customer Rating
Cylinder & Piston: 25FX
$40.73
Collector Ring: FR7 Sirius 7 Collector Ring: FR7 Sirius 7
5 out of 5 Customer Rating
Collector Ring: FR7 Sirius 7
$346.62
Cover Gasket: FS-70 Ultimate Cover Gasket: FS-70 Ultimate
3.4 out of 5 Customer Rating
Cover Gasket: FS-70 Ultimate
$11.91
Silencer Body: 200 Surpass Silencer Body: 200 Surpass
4.4 out of 5 Customer Rating
Silencer Body: 200 Surpass
$87.21
Pan Head Screw 3x18mm (10) Pan Head Screw 3x18mm (10)
5 out of 5 Customer Rating
Pan Head Screw 3x18mm (10)
$11.91
Piston Ring: 55HZ Piston Ring: 55HZ
5 out of 5 Customer Rating
Piston Ring: 55HZ
$26.24
Piston Ring: 140RX Piston Ring: 140RX
5 out of 5 Customer Rating
Piston Ring: 140RX
$32.56
Throttle Link WLA-2: GT55 Throttle Link WLA-2: GT55
4.8 out of 5 Customer Rating
Throttle Link WLA-2: GT55
$10.99
Throttle Lever Screw #10212A Throttle Lever Screw #10212A
4.4 out of 5 Customer Rating
Throttle Lever Screw #10212A
$6.49
Stator Assembly: 3820-1200 .25 Stator Assembly: 3820-1200 .25
4.4 out of 5 Customer Rating
Stator Assembly: 3820-1200 .25
$45.99
Carburetor #20M: 37SZ-H Carburetor #20M: 37SZ-H
5 out of 5 Customer Rating
Carburetor #20M: 37SZ-H
$87.21
Piston Ring: 70SZ-H Piston Ring: 70SZ-H
5 out of 5 Customer Rating
Piston Ring: 70SZ-H
$26.24
Radial Mount Standoffs: Sirius 7 Radial Mount Standoffs: Sirius 7
3.4 out of 5 Customer Rating
Radial Mount Standoffs: Sirius 7
$9.44
Powerboost Pipe: GT15HZ Powerboost Pipe: GT15HZ
5 out of 5 Customer Rating
Powerboost Pipe: GT15HZ
$281.62
Cam Cover Screws: FS-70 Ultimate (2) Cam Cover Screws: FS-70 Ultimate (2)
4.8 out of 5 Customer Rating
Cam Cover Screws: FS-70 Ultimate (2)
$7.46
Carburetor Body: 70T, GF30 Carburetor Body: 70T, GF30
5 out of 5 Customer Rating
Carburetor Body: 70T, GF30
$97.90
Carburetor Rotor: #60M Carburetor Rotor: #60M
4.8 out of 5 Customer Rating
Carburetor Rotor: #60M
$34.99
Carburetor Retaining Screws: 2.6x18mm (10) Carburetor Retaining Screws: 2.6x18mm (10)
4.4 out of 5 Customer Rating
Carburetor Retaining Screws: 2.6x18mm (10)
$9.85
Connecting Rod: 56 FS Connecting Rod: 56 FS
3.2 out of 5 Customer Rating
Connecting Rod: 56 FS
$22.04
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