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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152-175 of 1,808 Results
Carburetor 40K: 46AXII Carburetor 40K: 46AXII
4.8 out of 5 Customer Rating
Carburetor 40K: 46AXII
$97.72
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
Muffler Extension: 120AX Muffler Extension: 120AX
3.2 out of 5 Customer Rating
Muffler Extension: 120AX
$26.24
#6 A3 Glow Plug Hot Air #6 A3 Glow Plug Hot Air
4 out of 5 Customer Rating
#6 A3 Glow Plug Hot Air
$11.99
Throttle Lever #1A-#3A Throttle Lever #1A-#3A
4.2 out of 5 Customer Rating
Throttle Lever #1A-#3A
$6.49
Back Plate: 40-46 LA Back Plate: 40-46 LA
5 out of 5 Customer Rating
Back Plate: 40-46 LA
$11.80
Muffler Assembly: #F-4020 Muffler Assembly: #F-4020
4.4 out of 5 Customer Rating
Muffler Assembly: #F-4020
$71.43
Long Spinner Nut 1/4"-28 Long Spinner Nut 1/4"-28
4.1 out of 5 Customer Rating
Long Spinner Nut 1/4"-28
$11.80
E3071 Muffler E3071 Muffler
3.3 out of 5 Customer Rating
E3071 Muffler
$34.82
Gasket Set: FS-91-P Gasket Set: FS-91-P
5 out of 5 Customer Rating
Gasket Set: FS-91-P
$10.94
Spinner Nut: 60-91 Spinner Nut: 60-91
5 out of 5 Customer Rating
Spinner Nut: 60-91
$15.78
Motor Mount: 65LA, 61-91FX, 75AX Motor Mount: 65LA, 61-91FX, 75AX
4 out of 5 Customer Rating
Motor Mount: 65LA, 61-91FX, 75AX
$40.12
Cover Plate: 37SZ-H Cover Plate: 37SZ-H
3.3 out of 5 Customer Rating
Cover Plate: 37SZ-H
$9.85
Crankcase: 160FX Crankcase: 160FX
5 out of 5 Customer Rating
Crankcase: 160FX
$152.36
Crankcase: 55AX Crankcase: 55AX
3.3 out of 5 Customer Rating
Crankcase: 55AX
$67.24
Crankcase: 56 FS Crankcase: 56 FS
3.3 out of 5 Customer Rating
Crankcase: 56 FS
$57.96
Crankcase: Sirius 7 Crankcase: Sirius 7
5 out of 5 Customer Rating
Crankcase: Sirius 7
$432.78
Cylinder Head: 46AXII Cylinder Head: 46AXII
4.5 out of 5 Customer Rating
Cylinder Head: 46AXII
$25.19
Cylinder Head: 105HZ Cylinder Head: 105HZ
5 out of 5 Customer Rating
Cylinder Head: 105HZ
$130.89
Cylinder Head: 91SX-H Cylinder Head: 91SX-H
3.1 out of 5 Customer Rating
Cylinder Head: 91SX-H
$99.99
Valve Adjustment Kit: 4-Stroke Valve Adjustment Kit: 4-Stroke
5 out of 5 Customer Rating
Valve Adjustment Kit: 4-Stroke
$15.78
Exhaust Pipe: 40-300 Exhaust Pipe: 40-300
5 out of 5 Customer Rating
Exhaust Pipe: 40-300
$11.84
Head Gasket: GT33 Head Gasket: GT33
3.3 out of 5 Customer Rating
Head Gasket: GT33
$14.84
Intake Manifold Assembly: FT-240/300 Intake Manifold Assembly: FT-240/300
5 out of 5 Customer Rating
Intake Manifold Assembly: FT-240/300
$54.99
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