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DOUBLE THE REWARDS. DOUBLE THE FUN.

Join or log in to Full Throttle Rewards to earn double through 4/30.

NEW & IN STOCK

Available now and ready to ship

LEVEL UP YOUR REWARDS

Horizon Hobby Visa | Shop more. Earn more. No annual fee.

O.S. Engines

O.S. Engines

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

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553-576 of 1011 Results

    Gasket Head: 46AXII

    $5.99

    Exhaust Gasket: GT33

    $6.99

    Throttle Lever Assembly: GT15HZ

    $7.99

    Crankshaft: GGT10

    $19.84$36.99

    Cylinder Head: 55AX

    $28.99

    Drive Shaft Fixing Screw: Sirius 7

    $4.43$7.99

    Head Gasket: 55HZ Hyper

    $5.99

    Intake Manifold Assembly: FT-120 and FT-160

    $43.99

    Muffler Assembly: F-4050 FS-62V

    $42.99

    Needle Assembly: #86, #8H

    $15.99

    Prop Washer: 20-40

    $5.99

    Regulator Seat: 61E-R

    $3.56$8.99

    Cap Screw Set M2.6x7: 18TZ

    $8.99

    Main Shaft: 5010-810

    $3.99

    Crankshaft Clamp: 32-46

    $16.99

    Carburetor Rotor: #60W, FL70

    $6.99

    Pre-Order

    Inner Head: B21 Ongaro Edition

    $54.99

    Carburetor Retainer: 12TZ Spec II

    $11.99

    Crankshaft: 21VZ-B (P)

    $34.67$58.99

    Inner Head: 25XZ

    $27.99

    Needle #20E

    $11.99

    Joint Spring T-2040

    $11.99

    Carburetor Rotor: 61G, 91HZ-R, Speed 3D

    $44.99

    Piston Pin: 15RX

    $2.99

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