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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817-840 of 1,605 Results
Ignition Module IG-02: GT33 Ignition Module IG-02: GT33
5 out of 5 Customer Rating
Ignition Module IG-02: GT33
$104.01
Exhaust Header Pipe Assembly F-5050: FS-95V Exhaust Header Pipe Assembly F-5050: FS-95V
3.9 out of 5 Customer Rating
Exhaust Header Pipe Assembly F-5050: FS-95V
$19.14
Cover Plate: 200 Surpass Cover Plate: 200 Surpass
5 out of 5 Customer Rating
Cover Plate: 200 Surpass
$22.30
Lever Metering WLA-2: GT55 Lever Metering WLA-2: GT55
5 out of 5 Customer Rating
Lever Metering WLA-2: GT55
$11.87
Nozzle: 15FP-S RN Nozzle: 15FP-S RN
5 out of 5 Customer Rating
Nozzle: 15FP-S RN
$9.85
Pushrod Cover Assembly: 120Surpass Pushrod Cover Assembly: 120Surpass
4.7 out of 5 Customer Rating
Pushrod Cover Assembly: 120Surpass
$22.04
Piston: 50SX-H Piston: 50SX-H
4.1 out of 5 Customer Rating
Piston: 50SX-H
$37.80
Prop Nut 1/4 20-61 Prop Nut 1/4 20-61
4.7 out of 5 Customer Rating
Prop Nut 1/4 20-61
$6.49
Rocker Arm Assembly: 200 Surpass Rocker Arm Assembly: 200 Surpass
4.1 out of 5 Customer Rating
Rocker Arm Assembly: 200 Surpass
$11.05 Price reduced from $36.85 to
Clearance Sale! ⓘ
Screw Set (10): 46AX 55AX Screw Set (10): 46AX 55AX
5 out of 5 Customer Rating
Screw Set (10): 46AX 55AX
$10.86
Throttle Arm Assembly: 40L, 55HZ Hyper Throttle Arm Assembly: 40L, 55HZ Hyper
5 out of 5 Customer Rating
Throttle Arm Assembly: 40L, 55HZ Hyper
$7.46
Stator Assembly: 5025-375 .50 Stator Assembly: 5025-375 .50
4.7 out of 5 Customer Rating
Stator Assembly: 5025-375 .50
$27.90 Price reduced from $92.99 to
Clearance Sale! ⓘ
Intake Manifold: 56 FS Intake Manifold: 56 FS
4.1 out of 5 Customer Rating
Intake Manifold: 56 FS
$19.14
Motor Mount: FS91SII, FS110 Pump Motor Mount: FS91SII, FS110 Pump
4.1 out of 5 Customer Rating
Motor Mount: FS91SII, FS110 Pump
$44.22
Spinner Nut: 60-91 Spinner Nut: 60-91
5 out of 5 Customer Rating
Spinner Nut: 60-91
$15.78
Cam Cover: FS-62V Cam Cover: FS-62V
4.5 out of 5 Customer Rating
Cam Cover: FS-62V
$3.57 Price reduced from $11.91 to
Clearance Sale! ⓘ
Rear Bearing: 61-300 Rear Bearing: 61-300
4.5 out of 5 Customer Rating
Rear Bearing: 61-300
$22.16
Carburetor Body: 61C, 95AX Carburetor Body: 61C, 95AX
5 out of 5 Customer Rating
Carburetor Body: 61C, 95AX
$14.55 Price reduced from $48.51 to
Clearance Sale! ⓘ
Carburetor Screw: FS61-FT300 Carburetor Screw: FS61-FT300
4.1 out of 5 Customer Rating
Carburetor Screw: FS61-FT300
$6.49
Connecting Rod: FT-120, 160 Connecting Rod: FT-120, 160
5 out of 5 Customer Rating
Connecting Rod: FT-120, 160
$67.22
Crankcase: T1201 Speed Crankcase: T1201 Speed
5 out of 5 Customer Rating
Crankcase: T1201 Speed
$87.17
Crankshaft: 18TZ-TX Crankshaft: 18TZ-TX
3.3 out of 5 Customer Rating
Crankshaft: 18TZ-TX
$60.65
Crankshaft: 91HZ-R Speed 3D 3C Crankshaft: 91HZ-R Speed 3D 3C
4.7 out of 5 Customer Rating
Crankshaft: 91HZ-R Speed 3D 3C
$102.54
Cylinder & Piston: B21 Speed Adam Drake Cylinder & Piston: B21 Speed Adam Drake
4.1 out of 5 Customer Rating
Cylinder & Piston: B21 Speed Adam Drake
$188.33
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