O.S. Engines

Gasket Head Aluminum, .2mm: 19XZ-B Speed

Camshaft: FS-120 II

Crankcase: 50SX-H

Spinner Nut: 20-48

Piston Pin: 25XZ

Front Bearing: 12-300

Carburetor Reed Valve Gasket: GT33

Venturi: 15FP S

Gasket Carburetor: 61-108

Gasket Set: 55AX

Valve Assembly: New FT-160

Gasket Set: 25FX

Nipple: GGT10

O.S. Cylinder And Piston Speed: T1203

Spinner Nut: 10FP, FSR

Rocker Arm: FS-70 Ultimate

Outer Head: B2102 Speed

Choke Arm Assembly: WLA-2, GT55

Return Spring: #6H, #7H, #8H

Exhaust Pipe: 120-240

Exhaust Header Pipe Nut: 200 Surpass

Piston Pin: GT55

Prop Washer: 61-90

Exhaust Pipe Assembly: 40-300