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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913-936 of 1,755 Results
Gasket Carburetor: GF40 Gasket Carburetor: GF40
3.9 out of 5 Customer Rating
Gasket Carburetor: GF40
$11.91
Ignition Module IG-04: GF40 Ignition Module IG-04: GF40
3.3 out of 5 Customer Rating
Ignition Module IG-04: GF40
$119.78
Intake Manifold: FS155A-P Intake Manifold: FS155A-P
5 out of 5 Customer Rating
Intake Manifold: FS155A-P
$38.03
Intake Pipe AS-R: FT-120 160 Intake Pipe AS-R: FT-120 160
4.1 out of 5 Customer Rating
Intake Pipe AS-R: FT-120 160
$22.30
Exhaust Header Pipe Assembly: 200 Surpass Exhaust Header Pipe Assembly: 200 Surpass
5 out of 5 Customer Rating
Exhaust Header Pipe Assembly: 200 Surpass
$22.26
Muffler Extension Screws 120AX (2) Muffler Extension Screws 120AX (2)
5 out of 5 Customer Rating
Muffler Extension Screws 120AX (2)
$6.49
O-Ring P3-FKM 61H: GT15 O-Ring P3-FKM 61H: GT15
3.3 out of 5 Customer Rating
O-Ring P3-FKM 61H: GT15
$10.94
Piston: FS155A-P Piston: FS155A-P
4.1 out of 5 Customer Rating
Piston: FS155A-P
$57.96
Rocker Arm: FS95V Rocker Arm: FS95V
3.7 out of 5 Customer Rating
Rocker Arm: FS95V
$28.45
Rocker Arm Shaft: Sirius 7 Rocker Arm Shaft: Sirius 7
3.3 out of 5 Customer Rating
Rocker Arm Shaft: Sirius 7
$9.44
Allen Head Screws M3.5x12 (10) Allen Head Screws M3.5x12 (10)
5 out of 5 Customer Rating
Allen Head Screws M3.5x12 (10)
$9.85
Cap Screw 5x15mm (10): GT55 Cap Screw 5x15mm (10): GT55
4.7 out of 5 Customer Rating
Cap Screw 5x15mm (10): GT55
$13.78
Exhaust Valve Assembly: 200 Surpass Exhaust Valve Assembly: 200 Surpass
5 out of 5 Customer Rating
Exhaust Valve Assembly: 200 Surpass
$44.22
Cover Plate with BPS-1 Mount: 55HZ-R Cover Plate with BPS-1 Mount: 55HZ-R
5 out of 5 Customer Rating
Cover Plate with BPS-1 Mount: 55HZ-R
$11.72
Crankcase: FS155A-P Crankcase: FS155A-P
4.5 out of 5 Customer Rating
Crankcase: FS155A-P
$174.52
Crankshaft: 56 FS Crankshaft: 56 FS
3.3 out of 5 Customer Rating
Crankshaft: 56 FS
$60.65
Cylinder Head: FSa-72II Cylinder Head: FSa-72II
3.7 out of 5 Customer Rating
Cylinder Head: FSa-72II
$98.83
Exhaust Pipe Assembly: FF-240 Exhaust Pipe Assembly: FF-240
3.3 out of 5 Customer Rating
Exhaust Pipe Assembly: FF-240
$22.24
Needle Ext Cable: FR5 300 Needle Ext Cable: FR5 300
4.1 out of 5 Customer Rating
Needle Ext Cable: FR5 300
$8.49
Pilot Shaft: GT55 Pilot Shaft: GT55
4.1 out of 5 Customer Rating
Pilot Shaft: GT55
$29.56
Piston: 91HZ Piston: 91HZ
5 out of 5 Customer Rating
Piston: 91HZ
$91.99
Piston Ring: 108FSR Piston Ring: 108FSR
4.1 out of 5 Customer Rating
Piston Ring: 108FSR
$29.60
Piston Ring: GT15HZ Piston Ring: GT15HZ
3.9 out of 5 Customer Rating
Piston Ring: GT15HZ
$29.60
Pushrod Cover: FS-95V Pushrod Cover: FS-95V
5 out of 5 Customer Rating
Pushrod Cover: FS-95V
$17.16
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