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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1,033-1,056 of 1,755 Results
Crank Pin Stop Screw: Sirius 7 Crank Pin Stop Screw: Sirius 7
4.4 out of 5 Customer Rating
Crank Pin Stop Screw: Sirius 7
$22.24
Cylinder & Piston: 35AX Cylinder & Piston: 35AX
5 out of 5 Customer Rating
Cylinder & Piston: 35AX
$99.51
Drive Washer: FS155A-P Drive Washer: FS155A-P
4 out of 5 Customer Rating
Drive Washer: FS155A-P
$28.45
Drive Washer: GT15 Drive Washer: GT15
4.8 out of 5 Customer Rating
Drive Washer: GT15
$39.91
Gasket Head: GF40 Gasket Head: GF40
5 out of 5 Customer Rating
Gasket Head: GF40
$14.84
Mixture Control Valve 61H: GT15 Mixture Control Valve 61H: GT15
4.4 out of 5 Customer Rating
Mixture Control Valve 61H: GT15
$26.24
Muffler Screws 20-46 (2) Muffler Screws 20-46 (2)
3.2 out of 5 Customer Rating
Muffler Screws 20-46 (2)
$6.49
Needle: 15LA Needle: 15LA
3.4 out of 5 Customer Rating
Needle: 15LA
$9.85
Pushrod Cover: 120 Surpass Pushrod Cover: 120 Surpass
5 out of 5 Customer Rating
Pushrod Cover: 120 Surpass
$10.90
Piston Ring: FT-120 240 Piston Ring: FT-120 240
4.4 out of 5 Customer Rating
Piston Ring: FT-120 240
$29.60
Spark Plug 1 4-32 RCE: GF30 Spark Plug 1 4-32 RCE: GF30
4.4 out of 5 Customer Rating
Spark Plug 1 4-32 RCE: GF30
$24.44
Valve Spring Retainer: F20-300 Valve Spring Retainer: F20-300
4.4 out of 5 Customer Rating
Valve Spring Retainer: F20-300
$6.49
Bearing L-1360ZZ Bearing L-1360ZZ
4.4 out of 5 Customer Rating
Bearing L-1360ZZ
$14.99
O.S. MAX FS-52 SURPASS O.S. MAX FS-52 SURPASS
4.8 out of 5 Customer Rating
O.S. MAX FS-52 SURPASS
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Spinner Nut: 20-48 Spinner Nut: 20-48
4 out of 5 Customer Rating
Spinner Nut: 20-48
$11.91
Crankcase: FS-91-P Crankcase: FS-91-P
4 out of 5 Customer Rating
Crankcase: FS-91-P
$119.77
Drive Shaft: Sirius 7 Drive Shaft: Sirius 7
4.4 out of 5 Customer Rating
Drive Shaft: Sirius 7
$34.86
High Pressure Check Valve: 91HZ-R High Pressure Check Valve: 91HZ-R
5 out of 5 Customer Rating
High Pressure Check Valve: 91HZ-R
$21.10
Head Gasket 0.2T: GT22 Head Gasket 0.2T: GT22
5 out of 5 Customer Rating
Head Gasket 0.2T: GT22
$7.46
Ignition Module IG-05: GT15HZ Ignition Module IG-05: GT15HZ
4.4 out of 5 Customer Rating
Ignition Module IG-05: GT15HZ
$119.78
Silencer E3080: 35AX Silencer E3080: 35AX
5 out of 5 Customer Rating
Silencer E3080: 35AX
$34.86
Piston: FS72 Alpha Piston: FS72 Alpha
5 out of 5 Customer Rating
Piston: FS72 Alpha
$42.11
Reed Valve Assembly: GT22 Reed Valve Assembly: GT22
5 out of 5 Customer Rating
Reed Valve Assembly: GT22
$26.99
Rocker Arm: FS115A-P Rocker Arm: FS115A-P
4.4 out of 5 Customer Rating
Rocker Arm: FS115A-P
$33.71
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