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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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673-696 of 1011 Results

    Cylinder & Piston: 15LA

    $39.99

    Main Shaft: OMA3825-750W

    $2.99

    Cylinder Head with Valve: FS-91-P

    $81.99

    Carburetor Body: #21C

    $24.00$41.99

    Intake Pipe Assembly: FS-120 SP

    $15.99

    Mid Bearing: 120-240

    $34.99

    Outer Head: B21 Speed Adam Drake

    $107.99

    Valve Spring: F90 160

    $11.99

    P4 Turbo Plug Super Hot Off-Road

    $11.99

    E-4051 Muffler: GT15HZ

    $99.99

    Drive Washer: FS-95V8

    $16.99

    Gasket Set: 50SX-H

    $7.99

    Piston Ring: FT-120 240

    $22.99

    Piston: 91HZ

    $93.99

    Piston Ring: 91FX

    $21.99

    Pre-Order

    Carb Reducer 5.8mm Black

    $12.99

    O-Ring 10.5mm: GT55

    $5.99

    Pushrod Cover Assembly: FT-120-240

    $20.99

    Piston Pin Retainer: 40PS

    $5.99

    Gasket Carburetor: F61-300

    $5.99

    Muffler Extension 35mm: E-402

    $16.99

    Needle Control Lever In Flight Needle Valve

    $3.99

    Motor Mount: 15CV-A, 10LA

    $39.99

    Exhaust Header Pipe M1021: 21TM

    $42.99

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