OS Engines

Inner Head: O.S. Speed R2104

Inner Head: 12XZ Speed

Pump Plate (PD-09) 2/3 Assembly: GF30 II

Screw Fixing 4x40mm WLA-2 (1): GT55

Cover Plate: 55AX

Drive Shaft Bearing: Sirius 7

Lever Metering Pin WLA-2: GT55

Venturi: 55HZ, 105HZ

Dust Cap Set: 12-30 Class

Slide Valve 12F2: 12XZ Speed Spec 3

Cam Cover: FS-120 Surpass

Intake Valve: 200 Surpass

Muffler Assembly Screw #842

Tappet Screw: FS-20 48

Carburetor Body: 21JN

Carburetor Body: #70C

Choke Valve: WLA-2, GT55

Head Gasket: 30VG

Mixture Control Valve #10A

O.S. Metering Needle Assembly 22D Speed B2103

Metering Needle Assembly 22C(B): Speed B2102

Cylinder Head: GGT15

Mixture Control Valve 80T: Sirius 7

O.S. Carburetor Body 12F5(B) Speed T1203