O.S. Engines

Cover Assembly Metering WLA-2: GT55

O-Ring Silencer #E3080: 35AX

Piston: 61-300

Piston Pin with Pads: FS30S

Piston Ring: GT60

Rocker Cover,, Black: FSa-72II

Thermo Insulator: GF30

Valve Exhaust: FS-52 Surpass

Exhaust Header Assembly: 56 FS

Front Bearing: 61FX

Cam Follower: Sirius 7

Carburetor Rotor: 91SZ-H Hyper

Piston Pin: 56 FS

Rear Adapter: 18CV-RX

Cylinder and Piston Assembly: O.S. Speed B2104

Universal Nipple: #21, T1202 Speed

Piston Pin: 25XZ

Slide Valve 12F3: T1201 Speed

T-1060 Silencer Clamp

O.S. Crankcase Speed B2103 Type S & Type R

Outer Head: Speed 12TZ

Speed Hex Wrench Driver 2.0mm

Carburetor Complete WT1054: GT22

Muffler Extension: 761, 871