O.S. Engines

Thermo Insulator, 11K: 18TM

Dust Cover: 30VG

Exhaust Pipe Assembly: T-120 160

Exhaust Pipe Nut: FS-120 Surpass

Mixture Control Valve 80T: Sirius 7

Exhaust Header Pipe Assembly F-5050: FS-95V

Needle Assembly #7M #7L

Needle Valve Assembly: #61B, 91HZ

Main Needle Valve Assembly: 61ER

Gasket Carburetor: F61-300

Piston Pin: 21XZ-R

Piston Pin: 108FSR

Silencer F-5030: FS81 Alpha

Cylinder Head: FS72 Alpha

Cylinder Head: 200 Surpass

Needle 2 12F

CYLINDER/PISTON SET O.S. MAX-B21

Outer Head: O.S. Speed R2105

Cylinder & Piston Assembly: O.S. Speed R2105

Cylinder Liner 91HZ-R Speed 3C

MAX-B21 Car Engine Combo Set

Inner Head: O.S. MAX-B21

Carburetor Body: 22E

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