O.S. Engines

Cylinder & Piston Assembly: 21XZ-R

Crankshaft: 21XM V2 Outboard Marine

Crankshaft: 21XZ-M Inboard Marine

Cover Plate: 21XZ-B

Inner Head: 21XZ-R

Cylinder Head: 21XZ-M Inboard Marine

Upper Arm: 21XM

Drive Shaft: 21XM

Drive Shaft Nut: 21XM

Gasket Cover: 21XM V2 Outboard Marine

Speed P3 Gold Ultra Hot Plug

Type F Glow Plug Medium: Four Stroke

Exhaust Pipe Assembly: T-120 160

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

Air Bleed Screw: #40D

Idle Needle: WLA-2 GT55

Intake Pipe AS-L: FT-120 and FT-160

Intake Pipe AS-R: FT-240

Intake Manifold Assembly: FT-120 and FT-160

Needle Valve Holder 61ER

Piston Pin: GGT10

Intake Pipe AS-L: FT-240

Drive Washer: FS155A-P

Screw Metering WLA-2: GT55