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Keep your O.S. nitro, glow, and gasoline engines running their best with factory OEM parts. AMain stocks pistons, sleeves, carburetors, heatsink heads, connecting rods, bearings, pipes, manifolds, gaskets, springs, and more--everything you need for peak fuel-burning power in your RC car, truck, buggy or truggy. AMain is an authorized O.S. retailer and the best place to get repair parts for your engine.

O.S. Engines Engine Parts Cars & Trucks

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Showing 1 to 45 of 381 Products
O.S. #11K Slide Carburetor (18TZ, 21TM)
$88.99
O.S. #11K Slide Carburetor (18TZ, 21TM)
Arriving Thursday, July 30 2020
O.S. #5 Recoil Starter Body (Pull Start Assembly)
$22.99
O.S. #5 Recoil Starter Body (Pull Start Assembly)
Arriving Monday, September 7 2020
ProTek RC Samurai 321B "LRT" Complete Carburetor
$119.99
In Select Stores
ProTek RC Samurai 321B "LRT" Complete Carburetor
Available In Stores
Ball Link No.5 18TM
$13.75
Ball Link No.5 18TM
Arriving Thursday, July 9 2020
O.S. Dust Cover #21E (Black)
$8.99
O.S. Dust Cover #21E (Black)
Arriving Thursday, July 30 2020
O.S. Engines Large Carburetor O-Ring
$4.49
O.S. Engines Large Carburetor O-Ring
Arriving Thursday, July 30 2020
Crankshaft: 18TM
$47.99
Crankshaft: 18TM
Arriving Thursday, July 9 2020
Motor Mount: 15LA
$18.99
Motor Mount: 15LA
Arriving Wednesday, July 8 2020
Rear Adapter Roto Start: 30VG 21VG
$17.99
Rear Adapter Roto Start: 30VG 21VG
Arriving Wednesday, November 4 2020
O.S. B2101 Speed Head Gasket Set
$8.99
O.S. B2101 Speed Head Gasket Set
Arriving Thursday, July 30 2020
O.S. Carburetor Retainer (Speed V-Spec)
$11.99
O.S. Carburetor Retainer (Speed V-Spec)
Arriving Thursday, July 30 2020
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