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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217-240 of 1,812 Results
Crankpin Stop Screw: GT60 Crankpin Stop Screw: GT60
4.8 out of 5 Customer Rating
Crankpin Stop Screw: GT60
$11.80
Cylinder & Piston: 25FX Cylinder & Piston: 25FX
5 out of 5 Customer Rating
Cylinder & Piston: 25FX
$40.73
Piston: 37SZ-H Piston: 37SZ-H
3.6 out of 5 Customer Rating
Piston: 37SZ-H
$32.56
Cylinder Head: FS-91-P Cylinder Head: FS-91-P
4.8 out of 5 Customer Rating
Cylinder Head: FS-91-P
$81.94
Cylinder Liner: GT55 Cylinder Liner: GT55
4.2 out of 5 Customer Rating
Cylinder Liner: GT55
$44.33 Price reduced from $118.99 to
Clearance Sale! ⓘ
Collector Ring: FR7 Sirius 7 Collector Ring: FR7 Sirius 7
5 out of 5 Customer Rating
Collector Ring: FR7 Sirius 7
$346.62
Exhaust Valve Assembly: FS-70 Ultimate Exhaust Valve Assembly: FS-70 Ultimate
5 out of 5 Customer Rating
Exhaust Valve Assembly: FS-70 Ultimate
$40.12
Gasket Set: FS-120 II Gasket Set: FS-120 II
5 out of 5 Customer Rating
Gasket Set: FS-120 II
$10.94
Cover Gasket: FS-70 Ultimate Cover Gasket: FS-70 Ultimate
3.4 out of 5 Customer Rating
Cover Gasket: FS-70 Ultimate
$11.91
Case Gasket: GT60 Case Gasket: GT60
3.4 out of 5 Customer Rating
Case Gasket: GT60
$7.46
Silencer Body: 200 Surpass Silencer Body: 200 Surpass
4.4 out of 5 Customer Rating
Silencer Body: 200 Surpass
$87.21
Muffler Body F-4050: FS-62V Muffler Body F-4050: FS-62V
3.2 out of 5 Customer Rating
Muffler Body F-4050: FS-62V
$48.43
Pan Head Screw 3x18mm (10) Pan Head Screw 3x18mm (10)
5 out of 5 Customer Rating
Pan Head Screw 3x18mm (10)
$11.91
Exhaust Header Pipe Assembly F5040: FS110A Exhaust Header Pipe Assembly F5040: FS110A
3.6 out of 5 Customer Rating
Exhaust Header Pipe Assembly F5040: FS110A
$20.05
O-Ring IV PRC #6H Rubber O-Ring IV PRC #6H Rubber
5 out of 5 Customer Rating
O-Ring IV PRC #6H Rubber
$6.49
Pushrod Cover: FS-26 Surpass Pushrod Cover: FS-26 Surpass
5 out of 5 Customer Rating
Pushrod Cover: FS-26 Surpass
$8.49
Piston: GT55 Piston: GT55
5 out of 5 Customer Rating
Piston: GT55
$72.99
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
Piston Ring: FS-91 FT-160 Piston Ring: FS-91 FT-160
4 out of 5 Customer Rating
Piston Ring: FS-91 FT-160
$26.24
Reduction Gear Bearing: FR5 Reduction Gear Bearing: FR5
4 out of 5 Customer Rating
Reduction Gear Bearing: FR5
$29.68
Screw Fixing 4x40mm WLA-2 (1): GT55 Screw Fixing 4x40mm WLA-2 (1): GT55
5 out of 5 Customer Rating
Screw Fixing 4x40mm WLA-2 (1): GT55
$6.49
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
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