O.S. Engines
Quality and performance has made O.S. the standard in RC engines for over 80 years.
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Crankcase: 21XZ-R Speed
$68.99
Crankshaft: 19XZ-B Speed
$52.61$75.99
O.S. Cylindr & Piston Assy OS Speed R21GT
$69.66$225.99
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Carburetor 2F6(B)
$148.99
Locknut Nozzle #2BK
$2.59$3.99
Cover Plate: FSa-56II
$22.99
Crankcase: 50SX-H
$60.99
Gasket Set: 120AX
$8.99
Pushrod: 200 Surpass
$3.99
Piston Pin: 108FSR
$11.99
Piston Pin: 40-46
$7.99
Carburetor #10G: 15LA
$36.99
Muffler Extension: #762
$12.99
Carburetor Rotor: #60K
$10.49$15.99
Carburetor Rotor: 70T, GF30
$18.94$39.99