OS Engines | Horizon Hobby RC Engines and Parts

Clearance Sale!

Carburetor Rotor: 40L, 55HZ Hyper

$11.97$39.91

Clearance Sale!

Cover Plate: FS155A-P

$6.61$22.04

Clearance Sale!

Carburetor Reed Valve Gasket: GT33

$3.28$10.94

Clearance Sale!

Intake Manifold Set: Sirius 7

$8.84$29.48

Clearance Sale!

Pushrods: 56FS-a

$2.80$9.49

Clearance Sale!

Rocker Cover, Black: FSa-56II

$5.76$19.22

Clearance Sale!

Crankcase: Sirius 7

$432.78

Exhaust Pipe: 40-300

$11.84

Clearance Sale!

PCV Valve Set: GF40

$4.45$14.84

Clearance Sale!

Screw Set (8): 37SZ-H

$2.96$9.85

Clearance Sale!

Carburetor Rotor: 61E New 91HZ

$14.50$48.32

Clearance Sale!

Spring Choke Friction: WLA-2, GT55

$5.99

Meter Needle Assembly #12FB: 12XZ Speed

$17.99

Clearance Sale!

Cover Plate: 28XZ

$6.67$22.26

Clearance Sale!

Crankcase: 19XZ-B Speed

$47.31$157.70

Clearance Sale!

Connecting Rod Bearing: GGT10

$7.63$25.44

Clearance Sale!

Back Plate: Sirius 7

$192.56$466.21

Clearance Sale!

Crankcase: GT15

$37.51$125.03

Clearance Sale!

Cylinder & Piston: 25FX

$40.73

Clearance Sale!

Cylinder Liner: GT55

$44.33$118.99

Clearance Sale!

Pan Head Screw 3x18mm (10)

$3.57$11.91

Clearance Sale!

Reduction Gear Bearing: FR5

$8.90$29.68

Clearance Sale!

Screw Fixing 4x40mm WLA-2 (1): GT55

$6.49

Clearance Sale!

Stator Assembly: 3820-1200 .25

$13.79$45.99

Clearance Sale!

O.S. Engines

Filter

Shop

Support

Company Info

Legal

Sign up & save 10% on your next order!*

Sign up for Horizon Hobby Text Alerts!

O.S. Engines

Filter

Discontinued Items

In Stock

Price

Part Type

Accessory Type

Amperage

# of Cylinders

Power Type

Programmable

Tool Type