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SHIFT INTO OVERDRIVE

Full Throttle Rewards | VIP perks, exclusive deals & more

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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817-840 of 1011 Results

    Piston Ring: FS-61

    $21.99

    Cylinder Brass Head Gasket: 75AX

    $5.99

    Piston Pin: 50SX-H

    $10.99

    Piston Ring: FT-300

    $24.99

    Exhaust Header Pipe Assembly F-5050: FS-95V

    $13.99

    Muffler Extension: #762

    $12.99

    Inner Head: O.S. Speed R2104

    $77.99

    Motor Mount: FT120, FT160

    $54.99

    Front Bearing: 61FX

    $14.99

    Needle #20E

    $11.99

    Carburetor Retainer: 12TZ Spec II

    $11.99

    Crankshaft: O.S.SPEED R21GT2

    $245.99

    Dust Cap Set: RZ-V P

    $6.99

    Mixture Control Valve #70C: FS120 Surpass II

    $16.99

    Choke Valve: 120-300

    $34.99

    Carburetor Dust Covers: #12FB, 12XZ Speed

    $6.99

    Screw Set (10): 21VZ-R VZB

    $8.99

    O.S. Cover Plate Speed: T1203

    $14.99

    Piston Ring: 32FH

    $21.99

    Cylinder Head: 65AX

    $43.99

    Main Shaft: 3805-1200

    $2.99

    Metering Needle 12F2: 12XZ Speed Spec

    $5.74$13.99

    Piston Ring: 70SZ-H

    $21.99

    Crankcase: 46AXII

    $57.99

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