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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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865-888 of 1011 Results

    Ignition Module IG-05: GT15HZ

    $116.99

    Silencer E3080: 35AX

    $39.99

    Reed Valve Assembly: GT22

    $22.99

    Rocker Arm: FS115A-P

    $24.99

    Rotation Sensor: GT33

    $28.99

    Cap Screw 5x50mm (10): GT55

    $11.99

    Woodruff Key: 120-240

    $5.99

    Bearing L-1040X2ZZ

    $6.99

    Main Shaft: OMA-2810-1250

    $1.99

    Main Shaft: OMA3825-750W

    $2.99

    Screw Set Speed (10): 21 V-Spec

    $3.99

    Slide Valve Stop Screw #21J

    $8.99

    #5 Recoil Starter Body

    $21.99

    Ball Link No.5 18TM

    $12.99

    Crankshaft O.S.Speed B21 Adam Drake II

    $191.99

    Inner Head With O-Ring: O.S. Speed B2104

    $51.99

    Pre-Order

    Carb Reducer 6.3mm Black

    $12.99

    FILTER OIL 20ML INS

    $15.99

    Carburetor 21M: 21XZ-R VII

    $70.99

    Crankshaft: 25XZ

    $34.50$59.99

    LC4 T-Maxx Revo Plug Medium

    $9.99

    Universal Nipple: #15, 21M

    $8.99

    Piston Pin Retainers: Speed T1202 (6)

    $8.99

    Exhaust Seal Ring (10)

    $24.99

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