O.S. Engines
Quality and performance has made O.S. the standard in RC engines for over 80 years.
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Lower Unit: 21XM
$100.94
Cavitation Plt: 21XM
$22.24
Crankcase: 21XM
$125.10
Front Bearing: 11PS
$22.04
Crankcase: 18CV-R
$52.52
Needle Assembly 21-120
$22.04
Lower Arm: 21XM
$21.06
Prop Shaft: 21XM
$57.74
Clearance Sale!
Flex Shaft Housing: 21XM
$10.86Clearance Sale!
Needle #4BK #2K
$13.78