O.S. Engines

OS Engines Cover Plate: 105HX-R

OS Engines Crankcase: 21XZ-R VII

OS Engines Cylinder & Piston Assembly: 12XZ

OS Engines Carburetor Dust Covers: #12FB, 12XZ Speed

OS Engines Piston Pin Retainer: RX RZ XM

OS Engines Slide Valve #21JS

OS Engines Connecting Rod: R2102, Speed 21XZ-GT

OS Engines O.S. Cover Plate Speed: T1203

OS Engines Metering Needle Assembly: 21VG

OS Engines Radial Mount: 72FS-a

OS Engines Carburetor Rotor: 80T Sirius 7

OS Engines Connecting Rod: 70SZ-H

OS Engines Cover Plate: FS91-P

OS Engines Cylinder Head: GT15HZ

OS Engines Cylinder Liner: 50SX-H

OS Engines Cylinder Liner: FT-300

OS Engines Drive Washer: 25LA-S

OS Engines Head Gasket: FT-160

OS Engines Intake Pipe AS-R: FT-240

OS Engines Mixture Control Valve: 46AXII

OS Engines Piston Pin: 50SX-H

OS Engines Prop Washer: 40LA

OS Engines Hex Head Screw 5x55mm (10)

OS Engines Valve Exhaust: FS-120 Surpass