FOAM FRENZY SALE

Save up to $50 on select RC Aircraft!

SHIFT INTO OVERDRIVE

Full Throttle Rewards | VIP perks, exclusive deals & more

NEW & IN STOCK

Available now and ready to ship

FOAM FRENZY SALE

Save up to $50 on select RC Aircraft!

SHIFT INTO OVERDRIVE

Full Throttle Rewards | VIP perks, exclusive deals & more

NEW & IN STOCK

Available now and ready to ship

O.S. Engines

O.S. Engines

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

Filter

313-336 of 1011 Results

    Insulator, 60K

    $14.99

    Gasket Head, .2mm: 105HZ

    $6.99

    Gasket Head, .2 Aluminum: 21XZ-R

    $5.99

    Exhaust Gasket: GT33

    $6.99

    Gasket Carburetor: GF40

    $8.99

    Idle Adj Valve STP #6H7L8H

    $11.99

    Intake Cam: Sirius 7

    $21.11$39.99

    Intake Manifold Set: Sirius 7

    $8.84$14.99

    Intake Pipe Assembly: FS-120 SP

    $15.99

    Link Pin: Sirius 7

    $3.54$5.99

    Lock Cone: 40P/60GP

    $21.99

    Locknut: GT33

    $12.99

    Mixture Control Valve: 12F2

    $12.99

    Pushrod Cover Set: Sirius 7

    $8.87$14.99

    Muffler Extension Screws 120AX (2)

    $5.99

    Needle Assembly: FT-120-300

    $14.99

    Spring Needle Adjust WLA-2: GT55

    $3.99

    O.S. Metering Needle (21M) R21GT

    $13.99

    Piston Pin Retainer: 81VR-M

    $5.99

    Piston Pin Retainer: BGX 3500

    $6.99

    Piston Pin Retainer: GT33

    $6.99

    Needle #20E

    $11.99

    Needle 25 2SX: 61FX

    $11.99

    Needle Holder 21M: 21XZ-R

    $12.99

    12

    13

    14

    15

    16