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.

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.

Filter

265-288 of 1011 Results

    Needle High Speed WLA-2: GT55

    $5.99

    Throttle Lever #1A-#3A

    $5.99

    Mixture Control Screw #10ER

    $8.99

    Idle Gear: IL-300 Dia Star

    $11.99

    Cap Screws M3 5x20(10): FL-70

    $8.99

    Connecting Rod: 120AX

    $28.99

    Metering Needle Assembly: 21VZB (P) V-Spec 21C

    $13.99

    E4050 In-Cowl Muffler: 65AX

    $60.99

    Standoff 5x25.4mm 1" (4): GT55

    $34.99

    Muffler Screws #744B

    $5.99

    Cylinder Head: FS72 Alpha

    $74.99

    Piston Pin Retainer: BGX 3500

    $6.99

    O.S. Metering Needle (21M) R21GT

    $13.99

    Gasket Set: 12TG

    $8.99

    Mixture Control Valve: #60K

    $7.79$10.99

    Screw Set (8): 15CV-A

    $8.99

    Carburetor Body: 22C(B), Speed B2102

    $26.16$51.99

    Venturi: 55HZ, 105HZ

    $15.99

    Pre-Order

    Piston/Sleeve Set: OS MAX-21 V2

    $207.99

    Gasket Set: 120AX

    $8.99

    T-1070SC L52 Pipe

    $126.99

    Carburetor Screw: #103A2A

    $5.99

    Motor Mount: 25LA

    $39.99

    Universal Nipple #12

    $5.99

    10

    11

    12

    13

    14