O.S. Engines

Quality and performance has made O.S. the standard in RC engines for over 80 years.
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49-72 of 1605 Results
Lower Unit: 21XM
$100.94Needle Assembly #40A
$22.04Front Bearing: 11PS
$22.04Crankcase: 21XM
$125.10Clearance Sale!
Connecting Rod: RXB/R/M
$26.24Low Unit Screw (4): 21XM
$10.86Flex Shaft Housing: 21XM
$10.86Lower Arm: 21XM
$21.06Needle Assembly 21-120
$22.04Clearance Sale!
Drive Shaft Nut: 21XM
$11.87






















