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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337-360 of 1,808 Results
Cover Plate: FS-95V Cover Plate: FS-95V
3.4 out of 5 Customer Rating
Cover Plate: FS-95V
$21.17
Cover Plate: FS81 Alpha Pump Cover Plate: FS81 Alpha Pump
4.8 out of 5 Customer Rating
Cover Plate: FS81 Alpha Pump
$19.14
Crankcase: 15LA Natural Crankcase: 15LA Natural
4.8 out of 5 Customer Rating
Crankcase: 15LA Natural
$29.49
Crankcase: 120AX Crankcase: 120AX
5 out of 5 Customer Rating
Crankcase: 120AX
$135.55
Crankcase: GT15HZ Crankcase: GT15HZ
4.8 out of 5 Customer Rating
Crankcase: GT15HZ
$190.29
Crankcase: GT22 Crankcase: GT22
3.4 out of 5 Customer Rating
Crankcase: GT22
$97.70
Crankshaft: GF30 Crankshaft: GF30
5 out of 5 Customer Rating
Crankshaft: GF30
$148.62
Crankshaft: GT22 Crankshaft: GT22
4.4 out of 5 Customer Rating
Crankshaft: GT22
$125.57
Crank Pin Stop Screw: GT33 Crank Pin Stop Screw: GT33
3.6 out of 5 Customer Rating
Crank Pin Stop Screw: GT33
$10.94
Cylinder Head: Sirius 7 Cylinder Head: Sirius 7
4.8 out of 5 Customer Rating
Cylinder Head: Sirius 7
$97.71
Cylinder Liner: 120 240 Cylinder Liner: 120 240
4 out of 5 Customer Rating
Cylinder Liner: 120 240
$52.57
Cylinder Liner: GT15HZ Cylinder Liner: GT15HZ
5 out of 5 Customer Rating
Cylinder Liner: GT15HZ
$105.05
Drive Washer: 160FX Drive Washer: 160FX
5 out of 5 Customer Rating
Drive Washer: 160FX
$27.29
Exhaust Pipe Nut: F90-240 Exhaust Pipe Nut: F90-240
4.4 out of 5 Customer Rating
Exhaust Pipe Nut: F90-240
$6.49
Front Housing: Sirius 7 Front Housing: Sirius 7
4.4 out of 5 Customer Rating
Front Housing: Sirius 7
$519.74
Gasket Carburetor: F61-300 Gasket Carburetor: F61-300
4.8 out of 5 Customer Rating
Gasket Carburetor: F61-300
$6.49
Gasket Head: FS-62V Gasket Head: FS-62V
5 out of 5 Customer Rating
Gasket Head: FS-62V
$6.49
Head Gasket .4 Aluminum: Sirius 7 Head Gasket .4 Aluminum: Sirius 7
5 out of 5 Customer Rating
Head Gasket .4 Aluminum: Sirius 7
$6.49
Cylinder Gasket: GT60 Cylinder Gasket: GT60
4.2 out of 5 Customer Rating
Cylinder Gasket: GT60
$7.46
Intake Manifold: FS72 Alpha Intake Manifold: FS72 Alpha
5 out of 5 Customer Rating
Intake Manifold: FS72 Alpha
$24.23
Mixture Control Valve #70C: FS120 Surpass II Mixture Control Valve #70C: FS120 Surpass II
4 out of 5 Customer Rating
Mixture Control Valve #70C: FS120 Surpass II
$22.26
Muffler Fixing Screw E-4051: GT15HZ Muffler Fixing Screw E-4051: GT15HZ
5 out of 5 Customer Rating
Muffler Fixing Screw E-4051: GT15HZ
$11.80
90 Degree Muffler Extension Screws (2): 120AX 90 Degree Muffler Extension Screws (2): 120AX
3.6 out of 5 Customer Rating
90 Degree Muffler Extension Screws (2): 120AX
$6.49
Needle #86 #8H Needle #86 #8H
4.8 out of 5 Customer Rating
Needle #86 #8H
$13.78
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