OS Engines

Exhaust Header Assembly: 56 FS

Front Bearing: 61FX

Cam Follower: Sirius 7

Camshaft: FS-91 Surpass

Carburetor Rotor: 91SZ-H Hyper

Piston Pin: 56 FS

Cylinder and Piston Assembly: O.S. Speed B2104

Carburetor Reducer, 6.5mm: OS Speed B21 Pink Rhonda Drake Edition

Head Gasket: B2101 Speed

Head Gasket: 0.1, 0.15, R2101 Speed

Induction Silencer .12/.21: INS

Metering Needle Assembly 18TM

Piston Pin: 19XZ-B Speed

Screw Set (8): 15CV-A

Crankshaft: O.S. Speed R2105

Slide Valve 12F3: T1201 Speed

Rear Adapter: 18CV-RX

Thermo Insulator 21J3

Carburetor Body: #21C

Crankcase: R21

Cylinder Liner: 50SX-H

Cylinder Liner: FS-70 Surpass

Manifold Seal: FT-120-300

Mixture Control Screw: #2F and #2FB