O.S. Engines

Crankshaft: FT-120 160

Carburetor Body: 21M(B), 21XZ-R Speed

TR02 Tuned Silencer Set EFRA2165

O.S. Inner Head with O-Ring Speed B2103 Type R & S

Pushrod: 200 Surpass

Connecting Rod: 37SZ-H

Outter Head: O.S.SPEED R21GT2

Cover Plate: 55HZ Hyper

Valve Assembly Intake: FS-91 Surpass

Cover Assembly Metering WLA-2: GT55

Drive Washer: 12CV

Cover Plate: 65LA

Screw Set 21-32 (10)

M2004SC 85mm Manifold

Mufler Body F6020: FS155A-P

Cylinder Liner: GGT10

Screw Assembly: F-5030 FS81 Alpha

Needle Valve Assembly: #61B, 91HZ

Intake Manifold: GF30

Pushrod Cover Assembly: FS72 Alpha

Carburetor Rotor: #61B, 91HZ

O-Ring Large: 120-300

Crankcase: GT15

Piston: GT33