O.S. Engines

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

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141-164 of 1,605 Results

Intake Pipe AS-L: FT-240

$22.16

Piston Pin: 40-46

$9.46

Throttle Stop Screw #40D

$6.49

Inner Head O-Ring: (S-32)(Black) B2104

$10.70

Mixture Control Screw: 120 Surpass

$2.10 ~~Price reduced from $6.49 to~~

Clearance Sale! ⓘ

Needle High Speed WLA-2: GT55

$15.99

Mixture Control Vavle Assembly 70T: GF30

$27.29

O-Ring 10.5mm: GT55

$6.49

Piston Pin: 160FX

$19.14

Rocker Arm Assembly: 200 Surpass

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

Clearance Sale! ⓘ

Carburetor Body: #60M

$21.43 ~~Price reduced from $71.43 to~~

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Muffler F6020; FS155A-P

$87.21

Ball WLA-2: GT55

$6.99

Valve: FS-40 48Surpass

$21.10

Rotor Spring #2CK #2B

$6.49

Inner Head: R2101 Speed

$52.69

Carburetor Rotor: 40L-R, 55HZ-R

$39.91

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

$47.99

Built-up Parts Set for Cylinder & Piston: O.S. Speed R2104

$309.38

Air Bleed Screw: #40D

$6.49

Crank Pin Stop Screw: Sirius 7

$6.67 ~~Price reduced from $22.24 to~~

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Drive Washer: FS155A-P

$28.45

Piston Pin: GGT10

$22.30

Slide Valve #60U

$8.88 ~~Price reduced from $29.60 to~~

Clearance Sale! ⓘ