Filter Store Location

Filter by Category

Product Status
  • In Stock (84)
  • On Special (8)
Filter Brands
  • Boca Bearings (6)
  • Novarossi (2)
  • O.S. (85)
  • ProTek RC (9)
  • TKO (2)
Shop for O.S. Engines at HobbyTown
Search within O.S. Engines ...
Filter by brand
Go
Go
Sort By:
View As: List | Grid
« Prev ... 1 2 3 ...
Showing 1 to 40 of 104 Products
14x25.4x6mm Ceramic MX-Speed Rear Engine Bearing by ProTek RC
14x25.4x6mm Ceramic MX-Speed Rear Engine Bearing by ProTek RC
(1)
$21.49
Add To Cart
.12/.21 Induction Silencer On-Road Air Filter System by O.S.
.12/.21 Induction Silencer On-Road Air Filter System by O.S.
$39.99
Add To Cart
Samurai 321B Complete Piston/Sleeve/Rod Assembly by ProTek RC
Samurai 321B Complete Piston/Sleeve/Rod Assembly by ProTek RC
$139.99
Add To Cart
7x19x6mm Speed Ceramic Front Engine Bearing by ProTek RC
7x19x6mm Speed Ceramic Front Engine Bearing by ProTek RC
(4)
$13.99
Add To Cart
O.S. P3 Samurai 321B Turbo Glow Plug (Ultra Hot) by ProTek RC
O.S. P3 Samurai 321B Turbo Glow Plug (Ultra Hot) by ProTek RC
(1)
$7.99
Add To Cart
Crankshaft Rear Bearing (Speed .21) by O.S.
Crankshaft Rear Bearing (Speed .21) by O.S.
$109.99
Back Order
Complete Piston/Sleeve/Rod Assembly (Speed .21) by O.S.
Complete Piston/Sleeve/Rod Assembly (Speed .21) by O.S.
(1)
$199.99
Add To Cart
Speed 21XZ-B Spec II Complete Piston/Sleeve/Rod Assembly by O.S.
Speed 21XZ-B Spec II Complete Piston/Sleeve/Rod Assembly by O.S.
$229.99
Back Order
Ceramic 7x19x6mm Front Engine Bearing (O.S., Novarossi, RB) (1) by TKO
Ceramic 7x19x6mm Front Engine Bearing (O.S., Novarossi, RB) (1) by TKO
(14)
$14.99
Add To Cart
Limited Quantities Available.
Speed 21XZ-B Spec II Connecting Rod by O.S.
Speed 21XZ-B Spec II Connecting Rod by O.S.
$32.58
Add To Cart
B2101 Speed Complete Piston, Sleeve & Rod Assembly by O.S.
B2101 Speed Complete Piston, Sleeve & Rod Assembly by O.S.
$219.99
Back Order
Front Bearing by O.S.
Front Bearing by O.S.
$26.99
Add To Cart
7x19x6mm front bearing (O.S., Novarossi, RB) by Boca Bearings
7x19x6mm front bearing (O.S., Novarossi, RB) by Boca Bearings
(3)
$15.25
Add To Cart
Ceramic 14x25.4x6mm Rear Engine Bearing (OS V-Spec, Novarossi, RB) (1) by TKO
Ceramic 14x25.4x6mm Rear Engine Bearing (OS V-Spec, Novarossi, RB) (1) by TKO
(7)
$22.99
Add To Cart
Connecting Rod (Speed .21) by O.S.
Connecting Rod (Speed .21) by O.S.
$47.99
In Store Only
.21 Manifold Gaskets (2) by O.S.
.21 Manifold Gaskets (2) by O.S.
(1)
$11.99
Back Order
Available in Stores.
14x25.4x6mm MX-Speed Rear Engine Bearing by ProTek RC
14x25.4x6mm MX-Speed Rear Engine Bearing by ProTek RC
(1)
$12.99
Add To Cart
Samurai 321B "LRT" Complete Carburetor by ProTek RC
Samurai 321B "LRT" Complete Carburetor by ProTek RC
$119.99
Add To Cart
Connecting Rod (.21 VZ-B V-Spec) by O.S.
Connecting Rod (.21 VZ-B V-Spec) by O.S.
$43.99
Add To Cart
7x19x6mm "Speed" Front Engine Bearing (Samurai, O.S., Novarossi, RB) by ProTek RC
7x19x6mm "Speed" Front Engine Bearing (Samurai, O.S., Novarossi, RB) by ProTek RC
(2)
$9.59
Add To Cart
Cylinder & Piston (21XZ-B Speed) by O.S.
Cylinder & Piston (21XZ-B Speed) by O.S.
$174.99
Add To Cart
Engines Rear Bearing by O.S.
Engines Rear Bearing by O.S.
$57.99
Add To Cart
14x25.4x6mm Ceramic Rear Bearing (OS V-Spec, Novarossi, RB) by Boca Bearings
14x25.4x6mm Ceramic Rear Bearing (OS V-Spec, Novarossi, RB) by Boca Bearings
$44.49
Add To Cart
7x19x6mm Samurai 321B Front Bearing by ProTek RC
7x19x6mm Samurai 321B Front Bearing by ProTek RC
$19.99
Add To Cart
Piston & Sleeve (21XZ-B) by O.S.
Piston & Sleeve (21XZ-B) by O.S.
$159.99
Add To Cart
Recoil/Pull Starter Body (21VG / 30VG) by O.S.
Recoil/Pull Starter Body (21VG / 30VG) by O.S.
$21.99
Add To Cart
21J(B) Carburetor by O.S.
21J(B) Carburetor by O.S.
$159.99
Add To Cart
Speed 21J Carburetor by O.S.
Speed 21J Carburetor by O.S.
$169.99
Add To Cart
B2101 Speed Piston & Sleeve Set by O.S.
B2101 Speed Piston & Sleeve Set by O.S.
$174.99
Add To Cart
7x19x6mm Crankshaft Front Bearing by O.S.
7x19x6mm Crankshaft Front Bearing by O.S.
$24.99
Add To Cart
B2101 Speed Crankshaft by O.S.
B2101 Speed Crankshaft by O.S.
$174.99
Add To Cart
Rubber Sealed Front Bearing 7x19x6 (P5/421B/Plus 21-5/T21BF/528X) by Novarossi
Rubber Sealed Front Bearing 7x19x6 (P5/421B/Plus 21-5/T21BF/528X) by Novarossi
(1)
$18.25
Back Order
Samurai 321B Complete Carburetor by ProTek RC
Samurai 321B Complete Carburetor by ProTek RC
$119.99
Add To Cart
Piston Pin Retainer Clip (2) by O.S.
Piston Pin Retainer Clip (2) by O.S.
$4.49
Back Order
Available in Stores.
6.5mm Aluminum Carburetor Reducer (Red) by O.S.
6.5mm Aluminum Carburetor Reducer (Red) by O.S.
$18.75
Add To Cart
Small Carburetor O-Ring #2K/#2SB by O.S.
Small Carburetor O-Ring #2K/#2SB by O.S.
$4.49
Add To Cart
Large Carburetor O-Ring by O.S.
Large Carburetor O-Ring by O.S.
$4.49
Back Order
Available in Stores.
Engines Connecting Rod by O.S.
Engines Connecting Rod by O.S.
$43.99
Add To Cart
Engines Large Carburetor O-Ring by O.S.
Engines Large Carburetor O-Ring by O.S.
$4.49
Add To Cart
Dust Cover #21E (Black) by O.S.
Dust Cover #21E (Black) by O.S.
$8.99
Add To Cart
« Prev ... 1 2 3 ...