O.S. Engines
Quality and performance has made O.S. the standard in RC engines for over 80 years.
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Clearance Sale!
Carburetor Body: 18TM
$46.31
Carburetor Rotor: 61HB
$26.24
Clearance Sale!
Gasket Set: 25XZ
$7.99
Needle Assembly #10E
$25.44
Rear Bearing: 19XZ-B Speed
$109.38
Cover Plate: FL-70
$9.99
Valve Spring: 20-300
$6.49
Inner Head: 19XZ-B Speed
$57.73
Rocker Arm: FS115A-P
$33.71
Cam Holder: Sirius 7
$48.41Clearance Sale!
