O.S. Engines

Cylinder Liner: FS-62V

Collector Exhaust Pipe: IL-300 Dia Star

O-Ring 1.2x54mm: GT55

Carburetor Retainer: 55HZ Hyper

Drive Hub: 200 Surpass

O-Ring 10.5mm: GT55

Pushrod Cover Assembly: FT-120-240

Piston Pin Retainer: 40PS

Needle Control Lever In Flight Needle Valve

Motor Mount: 15CV-A, 10LA

Exhaust Header Pipe M1021: 21TM

O.S. Crankcase Speed B2103 Type S & Type R

Head Gasket 0.2T: GT22

Cam Follower: Sirius 7

Crankshaft: 91HZ

Needle Valve Assembly: #60B

Carburetor Body: 22B, 21XR-B

Valve Spring Retainer: F20-300

Main Shaft: OMA-2815-1100

Cylinder and Piston Assembly: O.S. Speed B2104

Carburetor 22B: 21XR-B

Inner Head O.S.Speed B21 Adam Drake II

Front Housing: GT60

Crankshaft: 21XZ-R