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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1,040-1,063 of 1,808 Results
Carburetor Body: FS-52 Carburetor Body: FS-52
4.1 out of 5 Customer Rating
Carburetor Body: FS-52
$29.49
Carburetor Rotor: #60W, FL70 Carburetor Rotor: #60W, FL70
4.1 out of 5 Customer Rating
Carburetor Rotor: #60W, FL70
$15.99
Carburetor Screw: FS-20 Carburetor Screw: FS-20
5 out of 5 Customer Rating
Carburetor Screw: FS-20
$6.49
Connecting Rod: GGT10 Connecting Rod: GGT10
4.9 out of 5 Customer Rating
Connecting Rod: GGT10
$48.47
Connecting Rod: FS81 Alpha Connecting Rod: FS81 Alpha
3.9 out of 5 Customer Rating
Connecting Rod: FS81 Alpha
$27.29
Header Pipe Spring Header Pipe Spring
3.7 out of 5 Customer Rating
Header Pipe Spring
$11.80
Carburetor Body: 12F2-B, Speed T1202 Carburetor Body: 12F2-B, Speed T1202
4.5 out of 5 Customer Rating
Carburetor Body: 12F2-B, Speed T1202
$52.61
Carburetor Retainer: 12TZ Spec II Carburetor Retainer: 12TZ Spec II
3.7 out of 5 Customer Rating
Carburetor Retainer: 12TZ Spec II
$13.78
Cover Plate: 25XZ Cover Plate: 25XZ
5 out of 5 Customer Rating
Cover Plate: 25XZ
$21.28
Crankshaft: T1201 Speed Crankshaft: T1201 Speed
5 out of 5 Customer Rating
Crankshaft: T1201 Speed
$130.92
Crankshaft: 21VZ-B (P) Crankshaft: 21VZ-B (P)
4.5 out of 5 Customer Rating
Crankshaft: 21VZ-B (P)
$115.57
Outer Head: Speed 21XZ-B Spec III Outer Head: Speed 21XZ-B Spec III
5 out of 5 Customer Rating
Outer Head: Speed 21XZ-B Spec III
$102.52
Outer Head: 28XZ Outer Head: 28XZ
3.7 out of 5 Customer Rating
Outer Head: 28XZ
$102.52
Inner Head: 25XZ Inner Head: 25XZ
3.7 out of 5 Customer Rating
Inner Head: 25XZ
$57.99
Outer Head: 21XZ-B Spec 2 Outer Head: 21XZ-B Spec 2
3.7 out of 5 Customer Rating
Outer Head: 21XZ-B Spec 2
$125.67
Needle #20E Needle #20E
4.5 out of 5 Customer Rating
Needle #20E
$13.78
Gasket Set: 12TZ Gasket Set: 12TZ
4.2 out of 5 Customer Rating
Gasket Set: 12TZ
$10.94
Dust Cover: #2BK Dust Cover: #2BK
4 out of 5 Customer Rating
Dust Cover: #2BK
$10.86
Head Gasket: 0.1, 0.15, T1201 Speed Head Gasket: 0.1, 0.15, T1201 Speed
3.6 out of 5 Customer Rating
Head Gasket: 0.1, 0.15, T1201 Speed
$9.55
Head Gasket: 15CV Head Gasket: 15CV
4.8 out of 5 Customer Rating
Head Gasket: 15CV
$6.49
Needle Valve Assembly #10J #10M Needle Valve Assembly #10J #10M
4.4 out of 5 Customer Rating
Needle Valve Assembly #10J #10M
$26.24
Mixture Control Valve 21M Mixture Control Valve 21M
5 out of 5 Customer Rating
Mixture Control Valve 21M
$19.05
Throttle Stop Screw 18TM Throttle Stop Screw 18TM
5 out of 5 Customer Rating
Throttle Stop Screw 18TM
$10.58
Speed Ball Driver Replacement Tip 2.5 Speed Ball Driver Replacement Tip 2.5
3.6 out of 5 Customer Rating
Speed Ball Driver Replacement Tip 2.5
$18.53
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