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 1,814 Results
Back Plate: Sirius 7 Back Plate: Sirius 7
4.2 out of 5 Customer Rating
$466.21
Clearance Sale!
Cylinder Liner: GT55 Cylinder Liner: GT55
4.2 out of 5 Customer Rating
$44.33 Price reduced from $118.99 to
Clearance Sale!
Inventory Reduction Sale
Collector Ring: FR7 Sirius 7 Collector Ring: FR7 Sirius 7
5 out of 5 Customer Rating
$346.62
Case Gasket: GT60 Case Gasket: GT60
3.4 out of 5 Customer Rating
$7.46
Pan Head Screw 3x18mm (10) Pan Head Screw 3x18mm (10)
5 out of 5 Customer Rating
$11.91
Exhaust Header Pipe Assembly F5040: FS110A Exhaust Header Pipe Assembly F5040: FS110A
3.6 out of 5 Customer Rating
$20.05
Piston: GT55 Piston: GT55
5 out of 5 Customer Rating
$72.99
Screw Fixing 4x40mm WLA-2 (1): GT55 Screw Fixing 4x40mm WLA-2 (1): GT55
5 out of 5 Customer Rating
$6.49
Throttle Link WLA-2: GT55 Throttle Link WLA-2: GT55
4.8 out of 5 Customer Rating
$10.99
Radial Mount Standoffs: Sirius 7 Radial Mount Standoffs: Sirius 7
3.4 out of 5 Customer Rating
$9.44
Carburetor Rotor: #60M Carburetor Rotor: #60M
4.8 out of 5 Customer Rating
$34.99
70T Carburetor: GF30 Gasoline Engine 70T Carburetor: GF30 Gasoline Engine
3.6 out of 5 Customer Rating
$174.34
Connecting Rod: 12Z CV Connecting Rod: 12Z CV
5 out of 5 Customer Rating
$17.01
Cover Plate Gasket: 75AX Cover Plate Gasket: 75AX
4 out of 5 Customer Rating
$6.49
Pushrod Cover O-Ring: 56 FS Pushrod Cover O-Ring: 56 FS
4.8 out of 5 Customer Rating
$6.49
Cover Plate: 55AX Cover Plate: 55AX
3.4 out of 5 Customer Rating
$17.16
Cover Plate: 120AX Cover Plate: 120AX
4 out of 5 Customer Rating
$17.16
Cover Plate: FL-70 Cover Plate: FL-70
5 out of 5 Customer Rating
$9.99
Crankcase: FS110A Crankcase: FS110A
5 out of 5 Customer Rating
$119.86
Crankcase: FS72 Alpha Crankcase: FS72 Alpha
5 out of 5 Customer Rating
$87.39
Drive Shaft Bearing: Sirius 7 Drive Shaft Bearing: Sirius 7
5 out of 5 Customer Rating
$24.36
Link Pin E-Ring: Sirius 7 Link Pin E-Ring: Sirius 7
4.4 out of 5 Customer Rating
$6.49
Nozzle Assembly: FL-70 Nozzle Assembly: FL-70
3.6 out of 5 Customer Rating
$21.10
Pushrod Cover: FS155A-P Pushrod Cover: FS155A-P
5 out of 5 Customer Rating
$10.94