O.S. Engines

Built-up Parts Set for Cylinder & Piston: O.S. Speed R2104

Cover Plate: GT15

Cylinder Head: 200 Surpass

Intake Manifold Assembly: FS-120III

Mixture Control Valve: #60K

Muffler Assembly F-5050: FS-95V

Piston Pin: 61-300

Piston Pin: FS-95V

Prop Nut 10453 10-12

Thrust Washer: 120Surpass

Dust Cover: #2BK

Gasket Set: 12TZ

Carburetor 61G: 91HZ-R Speed 3D 3C

M2003SC 70mm Manifold, Top Speed, On-Road

Carburetor Body: 22B2, 21XZ-B Ver2

Universal Nipple #12

Carburetor 21J4 (B) B21 Adam Drake II without Reducer

Needle 2 12F

Muffler Extension Adapter E-3070: 873

Cylinder Head: 25LA Natural

Rear Bearing: 25FX, 32F

Cam Cover: FS-120 Surpass

Carburetor Body: 61ER

Cover Plate: FSa-72II