O.S. Engines
Quality and performance has made O.S. the standard in RC engines for over 80 years.
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Steering Arm: 21XM
$13.75
Front Bearing: 21RZ-B
$27.29
Rear Housing: 21XM
$52.65
Lower Unit: 21XM
$100.94
Needle Assembly 21-120
$22.04
Screw Set (10): 21XM
$11.75
Front Bearing: 11PS
$22.04
Carburetor Body: #40A
$47.99
Crankcase: 18CV-R
$52.52
Crankcase: 21XM
$125.10
Cavitation Plt: 21XM
$22.24
Needle Assembly #40A
$22.04