O.S. Engines

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

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285-308 of 1,605 Results

Crankshaft: 25XZ

$34.50 ~~Price reduced from $114.99 to~~

Clearance Sale! ⓘ

LC4 T-Maxx Revo Plug Medium

$11.99

Exhaust Seal Ring (10)

$33.61

Carburetor Complete 70T2: GF30 II

$174.34

Carburetor 61C: 95AX

$97.80

Intake Manifold Assembly A: IL-300 Dia Star

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

Clearance Sale! ⓘ

Center Manifold: IL-300 Dia Star

$14.53 ~~Price reduced from $48.44 to~~

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Glow G5 Gas Plug: GGT15

$17.99

Rear Bearing: 61RX, SX-H

$30.44

Idle Gear: IL-300 Dia Star

$29.47

Carburetor Body: #61B, 91HZ

$22.80 ~~Price reduced from $75.99 to~~

Clearance Sale! ⓘ

Carburetor Retainer: 55HZ Hyper

$11.70

Carburetor Rotor: #60Y, FS110A

$10.45 ~~Price reduced from $34.86 to~~

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Rear Cover Plate: GT33

$34.76

Cover Plate: 55HZ Hyper

$11.72

Crankshaft: 65AX

$57.78

Cylinder & Piston: 46AX

$99.51

Cylinder & Piston: 25LA

$35.48

Drive Washer: 21-25

$11.80

Exhaust Cam: Sirius 7

$21.11 ~~Price reduced from $70.37 to~~

Clearance Sale! ⓘ

Drive Washer: GF30

$11.40 ~~Price reduced from $38.03 to~~

Clearance Sale! ⓘ

Cover Gasket: 200 Surpass

$6.49

Gasket Carburetor: 40-61, FT-300

$6.49

Gasket Carburetor: GF40

$11.91