O.S. Engines

Quality and performance has made O.S. the standard in RC engines for over 80 years.

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381-404 of 1,605 Results

Cover Plate: 105HZ

$22.30

Cover Plate: 21XZ-B Ver2

$6.61 ~~Price reduced from $22.04 to~~

Clearance Sale! ⓘ

Outer Head: 12XZ Speed Spec 3

$92.99

Crankcase: O.S. Speed B2104

$176.99

O.S. Carburetor 12F5(B) Speed: T1203

$125.13

Carburetor 21J3-B: Speed B21 Adam Drake

$162.92

P5 Turbo Glow Very Hot Plug Off-Road

$18.99

Heat Sink Head: 50SX-H

$50.76

Cover Plate: 50SX-H

$11.80

O.S. Thermo Insulator 21J3

$14.99

Needle 21M: 21XZ-R

$13.78

Metering Needle Assembly Speed 12TZ

$5.74 ~~Price reduced from $19.14 to~~

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Piston Pin: 18CV-R

$4.22 ~~Price reduced from $14.07 to~~

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Carburetor Complete 70T2: GF30 II

$174.34

Carburetor #10K: 15CV-A

$47.99

Carburetor 61C: 95AX

$97.80

Intake Manifold Assembly A: IL-300 Dia Star

$11.05 ~~Price reduced from $36.85 to~~

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Center Manifold: IL-300 Dia Star

$14.53 ~~Price reduced from $48.44 to~~

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Front Bearing: GT55

$30.44

Rear Bearing: 61RX, SX-H

$30.44

Idle Gear: IL-300 Dia Star

$29.47

Carburetor Body: #61B, 91HZ

$22.80 ~~Price reduced from $75.99 to~~

Clearance Sale! ⓘ

Carburetor Retainer: 55HZ Hyper

$11.70

Carburetor Retainer: 61RX, SX

$12.99