O.S. Engines
Quality and performance has made O.S. the standard in RC engines for over 80 years.
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O.S. SPEED R21GT2 Combo Set
$942.99
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Outer Head: O.S. Speed T1205
$113.99
Front Bearing: 21RZ-B
$21.99
Rear Bearing: 21VZ, 30VG
$61.99
Prop Nut: 21XM
$5.99
Rear Housing: 21XM
$46.99
O-Ring Set #60B
$2.53$5.99
Steering Arm: 21XM
$11.99
Upper Arm: 21XM
$16.99
Needle Assembly #40A
$15.99
Lower Arm: 21XM
$14.99
Needle Assembly 21-120
$15.99
Prop Shaft: 21XM
$63.99
Needle #4BK #2K
$11.99