O.S. Engines
Quality and performance has made O.S. the standard in RC engines for over 80 years.
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673-696 of 1773 Results
Rear Bearing: 12
$6.35$21.17
Cover Plate: 28XZ
$6.67$22.26
Crankcase: 19XZ-B Speed
$47.31$157.70
O.S. Built-Up Parts Set Cyl Piston OS Speed R21GT
$89.58$298.61
Heat Sink Head: 30VG
$91.34
Inner Head: 12XZ Speed
$30.99
Gasket Set: 12TG
$10.94
Slide Valve 12D: 18TM
$32.56
Crankshaft: O.S.SPEED R21GT2
$249.99
Connecting Rod: 18TM
$48.51
Cylinder Assembly Rebuild Kit: 21XZ-R VII
$82.83$276.13
Outer Head: 21XZ-R
$69.99
T-2080 C-Ring
$9.19