O.S. Engines

Piston Ring: 108FSR

Piston Ring: 91FX

Head Gasket: 200 Surpass

O-Ring 1.2x54mm: GT55

Carburetor Retainer: 55HZ Hyper

O-Ring 10.5mm: GT55

Pushrod Cover Assembly: FT-120-240

Piston Pin Retainer: 40PS

Gasket Carburetor: F61-300

Muffler Extension 35mm: E-402

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

Silencer Body: F-4051 O.S. FS-64V

Cam Follower: Sirius 7

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

Front Housing: GT60

Crankshaft: 21XZ-R

Rear Bearing: GT60