O.S. Engines
Quality and performance has made O.S. the standard in RC engines for over 80 years.
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Header Pipe Spring
$10.99Clearance Sale!
Inner Head: 25XZ
$57.99
Needle #20E
$11.99
Joint Spring T-2040
$11.99
Intake Manifold: GF40
$14.99
Rear Bearing: FS-61
$17.99
Cam Follower: 91-300
$15.99
Camshaft: FS-120 II
$60.99
Connecting Rod: 32SX-H
$14.99
Connecting Rod: 40-46
$15.99
Cover Plate: GT55
$41.99
Crankcase: GT33
$89.99
Cylinder Head: .25AX
$19.99
Drive Washer: 15LA
$12.99
Gasket Set: 37SZ-H
$8.99
Gasket Set: 140RX
$3.99
Gasket Head: 65AX
$5.99
Piston: 55HZ Hyper
$43.99