O.S. Engines

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

Filter

985-1008 of 1605 Results

Page Size

Sorting

Cylinder/Piston/Rod Set: O.S. Max .12 TG Version 4

$111.36

Cylinder & Piston Assembly: 21TM

$122.17

Clearance Sale!

Crankshaft: GT60

$58.14$193.79

Clearance Sale!

Hex Head Screw 5x55mm (10)

$13.78

Crankshaft: O.S. Speed R2104

$262.05

Spark Plug 1 4-32 RCE: GF30

$24.44

Valve Exhaust: FS-120 Surpass

$37.80

Piston Ring: BGX-3500

$37.80

O.S. Pistion Pin: .12XZ

$8.99

Screw Set (10): 46AX 55AX

$10.86

Clearance Sale!

Carburetor Body: 21M

$26.16$87.21

Clearance Sale!

Needle Assembly: #60K/C

$8.88$29.60

Clearance Sale!

O.S. Cylinder Piston Rod Set Speed: T1203

$176.79

Crankcase O.S. Speed T1204

$86.74

Piston: FS-120

$51.47

Crankshaft: GF40

$193.59

Crankshaft: 120AX

$80.37

Piston: 37SZ-H

$32.56

Connecting Rod: Speed B2101, B2102

$52.58

Silencer F-5030: FS81 Alpha

$57.78

Clearance Sale!

Crankshaft: GF30

$44.59$148.62

Clearance Sale!

Cylinder Liner: GF30

$17.71$59.03

Clearance Sale!

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

$125.13

Crankcase: 21XZ-R Speed

$157.24

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