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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1,256-1,279 of 1,808 Results
Drive Washer: 25LA-S Drive Washer: 25LA-S
4.8 out of 5 Customer Rating
Drive Washer: 25LA-S
$6.49
Cylinder Liner: FT-300 Cylinder Liner: FT-300
5 out of 5 Customer Rating
Cylinder Liner: FT-300
$59.99
Head Gasket: FT-160 Head Gasket: FT-160
4.4 out of 5 Customer Rating
Head Gasket: FT-160
$6.45
Head Gasket: FR5 Head Gasket: FR5
3.6 out of 5 Customer Rating
Head Gasket: FR5
$11.72
Intake Pipe AS-R: FT-240 Intake Pipe AS-R: FT-240
4.8 out of 5 Customer Rating
Intake Pipe AS-R: FT-240
$22.16
Silencer E-4010A: 65AX Silencer E-4010A: 65AX
5 out of 5 Customer Rating
Silencer E-4010A: 65AX
$52.62
Mixture Control Valve: 46AXII Mixture Control Valve: 46AXII
4.4 out of 5 Customer Rating
Mixture Control Valve: 46AXII
$30.44
Needle Control Lever In Flight Needle Valve Needle Control Lever In Flight Needle Valve
3.4 out of 5 Customer Rating
Needle Control Lever In Flight Needle Valve
$6.49
Piston: FS-91 Surpass FT-160 Piston: FS-91 Surpass FT-160
3.6 out of 5 Customer Rating
Piston: FS-91 Surpass FT-160
$44.22
Prop Washer: 40LA Prop Washer: 40LA
4.8 out of 5 Customer Rating
Prop Washer: 40LA
$6.49
Rotor Guide Screw #10A Rotor Guide Screw #10A
4.4 out of 5 Customer Rating
Rotor Guide Screw #10A
$8.66
Hex Head Screw 5x55mm (10) Hex Head Screw 5x55mm (10)
3.2 out of 5 Customer Rating
Hex Head Screw 5x55mm (10)
$13.78
Valve Exhaust: FS-120 Surpass Valve Exhaust: FS-120 Surpass
5 out of 5 Customer Rating
Valve Exhaust: FS-120 Surpass
$37.80
Carburetor #60LH: 50SX-H Hyper Carburetor #60LH: 50SX-H Hyper
4.4 out of 5 Customer Rating
Carburetor #60LH: 50SX-H Hyper
$97.88
Carburetor #60M-P: 91SZH-PS Carburetor #60M-P: 91SZH-PS
4.8 out of 5 Customer Rating
Carburetor #60M-P: 91SZH-PS
$69.99 Price reduced from $199.99 to
Clearance Sale! ⓘ
Carburetor WT: GF40 Carburetor WT: GF40
4 out of 5 Customer Rating
Carburetor WT: GF40
$190.20
M11 In-Cowl Exhaust Header Pipe Inverted 80D: FS72A M11 In-Cowl Exhaust Header Pipe Inverted 80D: FS72A
4.4 out of 5 Customer Rating
M11 In-Cowl Exhaust Header Pipe Inverted 80D: FS72A
$36.85
Muffler Extension: #843 Muffler Extension: #843
4.8 out of 5 Customer Rating
Muffler Extension: #843
$11.72
Muffler: E-2030, 20-25FP Muffler: E-2030, 20-25FP
5 out of 5 Customer Rating
Muffler: E-2030, 20-25FP
$26.24
Front Bearing: 21-61 Front Bearing: 21-61
4.8 out of 5 Customer Rating
Front Bearing: 21-61
$21.17
Cam Cover: FS-20 Supass Cam Cover: FS-20 Supass
4 out of 5 Customer Rating
Cam Cover: FS-20 Supass
$7.99
Carburetor Body: #60P, FS-91 Surpass II Carburetor Body: #60P, FS-91 Surpass II
5 out of 5 Customer Rating
Carburetor Body: #60P, FS-91 Surpass II
$44.22
Carburetor Body: #60R Carburetor Body: #60R
4 out of 5 Customer Rating
Carburetor Body: #60R
$41.99
Carburetor Rotor: #75AX Carburetor Rotor: #75AX
4 out of 5 Customer Rating
Carburetor Rotor: #75AX
$37.80
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