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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1,057-1,080 of 1,605 Results
Joint Spring T-2040 Joint Spring T-2040
4.1 out of 5 Customer Rating
Joint Spring T-2040
$13.78
Carburetor Rotor: 61G, 91HZ-R, Speed 3D Carburetor Rotor: 61G, 91HZ-R, Speed 3D
5 out of 5 Customer Rating
Carburetor Rotor: 61G, 91HZ-R, Speed 3D
$52.52
Inner Head: 12XZ Speed Spec II Inner Head: 12XZ Speed Spec II
5 out of 5 Customer Rating
Inner Head: 12XZ Speed Spec II
$30.99
Intake Manifold: GF40 Intake Manifold: GF40
3.6 out of 5 Customer Rating
Intake Manifold: GF40
$21.17
Rear Bearing: FS-61 Rear Bearing: FS-61
3.4 out of 5 Customer Rating
Rear Bearing: FS-61
$26.34
Cam Follower: 91-300 Cam Follower: 91-300
5 out of 5 Customer Rating
Cam Follower: 91-300
$22.04
Camshaft: FS-120 II Camshaft: FS-120 II
5 out of 5 Customer Rating
Camshaft: FS-120 II
$66.15
Carburetor Body: #60F Carburetor Body: #60F
5 out of 5 Customer Rating
Carburetor Body: #60F
$37.80
Connecting Rod: 32SX-H Connecting Rod: 32SX-H
4.4 out of 5 Customer Rating
Connecting Rod: 32SX-H
$21.10
Connecting Rod: 40-46 Connecting Rod: 40-46
3.6 out of 5 Customer Rating
Connecting Rod: 40-46
$22.04
Cover Plate: GT55 Cover Plate: GT55
5 out of 5 Customer Rating
Cover Plate: GT55
$41.99
Crankcase: GT33 Crankcase: GT33
4 out of 5 Customer Rating
Crankcase: GT33
$97.81
Gasket Set: 37SZ-H Gasket Set: 37SZ-H
3.6 out of 5 Customer Rating
Gasket Set: 37SZ-H
$10.94
Gasket Set: 140RX Gasket Set: 140RX
4.4 out of 5 Customer Rating
Gasket Set: 140RX
$8.43
Gasket Head: 65AX Gasket Head: 65AX
4.4 out of 5 Customer Rating
Gasket Head: 65AX
$6.49
Gasket Carburetor: #60B Gasket Carburetor: #60B
5 out of 5 Customer Rating
Gasket Carburetor: #60B
$6.49
Intake Pipe AS-L: FT-120 and FT-160 Intake Pipe AS-L: FT-120 and FT-160
5 out of 5 Customer Rating
Intake Pipe AS-L: FT-120 and FT-160
$22.30
Muffler Screws #843 (2) Muffler Screws #843 (2)
5 out of 5 Customer Rating
Muffler Screws #843 (2)
$6.49
Muffler Assembly Screw F-5050 FS-95V Muffler Assembly Screw F-5050 FS-95V
3.6 out of 5 Customer Rating
Muffler Assembly Screw F-5050 FS-95V
$10.94
Piston: 55HZ Hyper Piston: 55HZ Hyper
3.6 out of 5 Customer Rating
Piston: 55HZ Hyper
$44.22
Piston Pin: FS72 Alpha Piston Pin: FS72 Alpha
5 out of 5 Customer Rating
Piston Pin: FS72 Alpha
$10.86
Prop Spacer 120-300 Prop Spacer 120-300
5 out of 5 Customer Rating
Prop Spacer 120-300
$8.43
Rocker Cover: FS-120 III Rocker Cover: FS-120 III
3.6 out of 5 Customer Rating
Rocker Cover: FS-120 III
$21.10
Valve Spring Intake: FS-120 Surpass Valve Spring Intake: FS-120 Surpass
4.4 out of 5 Customer Rating
Valve Spring Intake: FS-120 Surpass
$6.49
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