O.S. Engines

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

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Thermo Insulator: 21B, 40E, 70C Carb

$17.99

Mount Screw

$6.49

Muffler Screw: 120AX

$8.43

Nipple #7: FS-52 Supass

$6.49

Needle #40N

$13.78

Needle Assembly #7H #7F

$22.04

Piston Ring: GF40

$10.08 ~~Price reduced from $33.61 to~~

Clearance Sale! ⓘ

Rocker Support: FS155A-P

$11.68 ~~Price reduced from $38.95 to~~

Clearance Sale! ⓘ

Standoff 5x19.1mm 3/4" (4): GT55

$31.50

Venturi #61N: FS72A

$5.74 ~~Price reduced from $19.14 to~~

Clearance Sale! ⓘ

Venturi Funnel 70R: FS155A-P

$22.04

Main Shaft: OMA-2815-1100

$6.99

Throttle Lever: 120Surpass

$6.49

Motor Mount: 25LA

$25.29

Muffler Extension 35mm: E-402

$22.26

Air Bleed Screw: FL70

$5.99

Cam Cover: GF40

$5.76 ~~Price reduced from $19.22 to~~

Clearance Sale! ⓘ

Carburetor Body: #70A

$13.79 ~~Price reduced from $45.99 to~~

Clearance Sale! ⓘ

Carburetor Rotor: 61T, FS-62V

$9.13 ~~Price reduced from $30.44 to~~

Clearance Sale! ⓘ

Cover Plate: GT15

$18.99

Crankcase: GGT15

$125.03

Crankshaft: 200 Surpass

$125.39

Cylinder Head Assembly: FS-120 III

$162.95

Cylinder Liner: 105HZ

$105.05