O.S. Engines

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

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O.S. Metering Needle Assembly 22D Speed B2103

$19.14

Metering Needle Assembly 22C(B): Speed B2102

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

Clearance Sale! ⓘ

Carburetor 80T: Sirius 7

$52.52 ~~Price reduced from $125.08 to~~

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E4050 In-Cowl Muffler: 65AX

$67.33

Front Bearing: 40-240

$21.17

Carburetor Body: #70C

$87.39

Choke Valve: WLA-2, GT55

$14.99

Cylinder Liner: FS110A

$49.46

Link Rod: FR5

$9.81 ~~Price reduced from $27.56 to~~

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Nipple #7: FS-52 Supass

$6.49

Needle #40N

$13.78

Needle Assembly #7H #7F

$22.04

O-Ring Large: 120Surpass

$6.49

Rocker Support: FS155A-P

$11.68 ~~Price reduced from $38.95 to~~

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Standoff 5x19.1mm 3/4" (4): GT55

$31.50

Main Shaft: OMA-2815-1100

$6.99

Cover Plate: GF30 II

$44.17

Muffler Extension 35mm: E-402

$22.26

Motor Mount: 25LA

$25.29

Air Bleed Screw: FL70

$5.99

Front Bearing: 12-300

$21.17

Rear Bearing: 50SX-H, 55HZ, 55AX

$34.76

Rear Bearing: GT60

$25.44

Carburetor Body: #70A

$13.79 ~~Price reduced from $45.99 to~~

Clearance Sale! ⓘ