OS Engines

Carburetor Rotor: 61ER

Carburetor Rotor: 61E New 91HZ

Spring Choke Friction: WLA-2, GT55

21TM ABC .21 Engine with Manifold: 2.5 and 3.3 Revo

Cylinder Piston Rod Set: O.S. Speed B2104

Idle Adj Valve STP #6H7L8H

18TM Revo Manifold

P3 Turbo Glow Plug V-Spec Ultra Hot Off-Road

Metering Needle #11H #11HB

RP6 Turbo Glow Plug Medium On-Road

Meter Needle Assembly #12FB: 12XZ Speed

Piston Pin: 21XZ-R

Outer Head: O.S. Speed B21 Ronda Drake Edition 2

Ball Link #3 20K: 21VZ-R

Carburetor Retainer: 21EX-B, R

Crankcase: 21XZ-B

Outer Head: 19XZ-B Speed

Cylinder & Piston Assembly: 75AX

Cylinder Head: FS72 Alpha

Drive Shaft Bearing: Sirius 7

Drive Washer: FS72 Alpha

Gasket Set: 91FX

Lever Metering Pin WLA-2: GT55

O-Ring Small #2K #2SB