OS Engines

Piston Pin; FS-62V

Silencer Body Gasket: 200 Surpass

Cylinder Head Screws: 56 FS

Built-Up Parts Set (C&P) O.S. Speed T1204

Carburetor Reducer 7mm, Red: Speed 21 V-Spec

Cover Plate: 105HX-R

Slide Valve #21JS

Drive Shaft Nut: 21XM

Piston Ring: FS-61

Carburetor Rotor: #75AX

Thermo Insulator: GT15

Mixture Control Valve: 200 Surpass

Piston Ring: FS155A-P

Inner Head O-Ring O.S. T1204 (S30-FKM)

Carburetor Body: 18TM

Crankcase: R21

Needle Valve Assembly: #60B

Rocker Cover: GF30

Carburetor Rotor: 56 FS

Carburetor Reducer 8mm, Blue

Carburetor Rotor: 61G, 91HZ-R, Speed 3D

Crankshaft: GT15

Muffler Screw: 120AX

Needle #40N