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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1,304-1,327 of 1,808 Results
Throttle Lever Nut #10ER Throttle Lever Nut #10ER
5 out of 5 Customer Rating
Throttle Lever Nut #10ER
$6.45
105HZ-R DRS 1.05 Helicopter Engine 105HZ-R DRS 1.05 Helicopter Engine
4 out of 5 Customer Rating
105HZ-R DRS 1.05 Helicopter Engine
$722.99
Carburetor Reducer 6mm, Red: B2101 Speed Carburetor Reducer 6mm, Red: B2101 Speed
5 out of 5 Customer Rating
Carburetor Reducer 6mm, Red: B2101 Speed
$21.10
T-1070SC L52 Pipe Set T-1070SC L52 Pipe Set
4.4 out of 5 Customer Rating
T-1070SC L52 Pipe Set
$190.29
R5 Glow Plug Cold On-Road R5 Glow Plug Cold On-Road
4.4 out of 5 Customer Rating
R5 Glow Plug Cold On-Road
$18.99
Rear Bearing: 19XZ-B Speed Rear Bearing: 19XZ-B Speed
4.8 out of 5 Customer Rating
Rear Bearing: 19XZ-B Speed
$109.38
Carburetor Body: 21M Carburetor Body: 21M
4.8 out of 5 Customer Rating
Carburetor Body: 21M
$87.21
Cover Plate: T1201 Speed Cover Plate: T1201 Speed
5 out of 5 Customer Rating
Cover Plate: T1201 Speed
$21.08
Cover Plate: 105HZ Cover Plate: 105HZ
4.2 out of 5 Customer Rating
Cover Plate: 105HZ
$22.30
Cover Plate: 21XZ-B Ver2 Cover Plate: 21XZ-B Ver2
5 out of 5 Customer Rating
Cover Plate: 21XZ-B Ver2
$22.04
Cylinder/Piston/Rod: Speed T1202 Cylinder/Piston/Rod: Speed T1202
5 out of 5 Customer Rating
Cylinder/Piston/Rod: Speed T1202
$176.79
Outer Head: 12XZ Speed Spec 3 Outer Head: 12XZ Speed Spec 3
5 out of 5 Customer Rating
Outer Head: 12XZ Speed Spec 3
$92.99
Carburetor Reducer, 7.0mm: OS Speed B21 Pink Rhonda Drake Edition Carburetor Reducer, 7.0mm: OS Speed B21 Pink Rhonda Drake Edition
3.4 out of 5 Customer Rating
Carburetor Reducer, 7.0mm: OS Speed B21 Pink Rhonda Drake Edition
$22.11
Crankcase: O.S. Speed B2104 Crankcase: O.S. Speed B2104
4.2 out of 5 Customer Rating
Crankcase: O.S. Speed B2104
$147.18
O.S. Carburetor 12F5(B) Speed: T1203 O.S. Carburetor 12F5(B) Speed: T1203
4.2 out of 5 Customer Rating
O.S. Carburetor 12F5(B) Speed: T1203
$125.13
O.S. Carburetor 22D (B) Without Reducer B2103 O.S. Carburetor 22D (B) Without Reducer B2103
4 out of 5 Customer Rating
O.S. Carburetor 22D (B) Without Reducer B2103
$162.83
Carburetor Reducer 9mm, Blue: 21VB (P) V-Spec Carburetor Reducer 9mm, Blue: 21VB (P) V-Spec
4.8 out of 5 Customer Rating
Carburetor Reducer 9mm, Blue: 21VB (P) V-Spec
$11.80
P5 Turbo Glow Very Hot Plug Off-Road P5 Turbo Glow Very Hot Plug Off-Road
3.4 out of 5 Customer Rating
P5 Turbo Glow Very Hot Plug Off-Road
$18.99
Heat Sink Head: 50SX-H Heat Sink Head: 50SX-H
5 out of 5 Customer Rating
Heat Sink Head: 50SX-H
$50.76
Cover Plate: 50SX-H Cover Plate: 50SX-H
4.2 out of 5 Customer Rating
Cover Plate: 50SX-H
$11.80
Inner Head: Speed 21XZ-GT Inner Head: Speed 21XZ-GT
5 out of 5 Customer Rating
Inner Head: Speed 21XZ-GT
$52.69
O.S. Thermo Insulator 21J3 O.S. Thermo Insulator 21J3
3.4 out of 5 Customer Rating
O.S. Thermo Insulator 21J3
$14.99
Needle 21M: 21XZ-R Needle 21M: 21XZ-R
5 out of 5 Customer Rating
Needle 21M: 21XZ-R
$13.78
Metering Needle Assembly Speed 12TZ Metering Needle Assembly Speed 12TZ
5 out of 5 Customer Rating
Metering Needle Assembly Speed 12TZ
$19.14
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