O.S. Engines

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

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Silencer Body: F-4051 O.S. FS-64V

$28.99

Valve Assembly: New FT-160

$36.85

Bearing L-840ZZ

$14.99

Main Shaft: OMA-2820-950

$6.99

Cover Plate: FS-120 III

$6.33 ~~Price reduced from $21.10 to~~

Clearance Sale! ⓘ

Cover Plate: GF30

$9.77 ~~Price reduced from $32.56 to~~

Clearance Sale! ⓘ

Crankshaft: GT15HZ

$102.35

Crankshaft Spacer: Sirius 7

$11.75

Cylinder Block: GT60

$233.99

Cylinder & Piston Assembly: 55AX

$104.95

Cylinder Liner: F91, 160, 320

$45.01

Gasket Intake Manifold: GF40

$10.94

Gasket Set: 32SX-H

$7.46

Gasket Carburetor: 61-108

$6.49

Idle Needle: WLA-2 GT55

$15.76

Mixture Control Valve: 200 Surpass

$7.00 ~~Price reduced from $17.16 to~~

Clearance Sale! ⓘ

Mixture Control Valve #61B: 91HZ

$29.49

Muffler Screws #744B

$6.49

Needle A IFNVA

$11.80

Needle Valve Assembly 61H: GT15

$22.04

Cover Assembly Metering WLA-2: GT55

$14.99

O-Ring Silencer #E3080: 35AX

$3.28 ~~Price reduced from $10.94 to~~

Clearance Sale! ⓘ

Piston: 95AX

$48.41

Piston: 61-300

$38.84