OS Engines

Lock Cone: 40P/60GP

Front Ball Bearing: 40, 46, 48

Rocker Arm: F61-300

Mixture Control Valve 18TM

Cam Cover: FS-120 Surpass

Cylinder Head: FSa-56II

Rear Bearing: 12TR

Ignition Module IG-02: GT33

90 Degree Muffler Extension Screws (2): 120AX

Speed Hex Wrench Driver 2.0mm

O.S. Metering Needle Assembly 22D Speed B2103

Piston Pin: FS-95V

Locknut Set: FS-120 Surpass

Needle Valve Holder Assembly: 91SZ-H Hyper

Thermo Insulator 21J3

Silencer O-Ring E3070: 46AX 55AX

Gasket Set: 70SZ-H

Connecting Rod: 18TM

Control Arm: #9B

Cover Plate: 21XZ-B

Carburetor Rotor: 91SZ-H Hyper

Drive Hub: 140RX

Carburetor 21J3-B: Speed B21 Adam Drake

Under Cover Gasket: IL-300 Dia-Star