OS Engines

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

Head Gasket: B2101 Speed

Head Gasket: 0.1, 0.15, R2101 Speed

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

Needle Holder FT-120-300

Needle Assembly: #61B, 91HZ

O-Ring: 21TM

Piston Pin Retainer: 61RX SX

Rocker Cover: 120 Surpass

Rocker Cover: GF30

Rotor Stop Holder #2K 74

Standoff 5x50.8mm 2" (4): GT55