O.S. Engines

OS Engines Drive Washer: 21-25

OS Engines Slide Valve 2 (21M)

OS Engines Carburetor 21M: 21XZ-R VII

OS Engines Head Gasket Set: 12TZ Spec II

OS Engines Cylinder Liner: 55HZ Hyper

OS Engines Air Bleed Screw: FL70

OS Engines Carburetor #60LH: 50SX-H Hyper

OS Engines Cam Follower: FS-61, 48 Surpass

OS Engines Head Gasket: 25LA

OS Engines Tappet Adjusting Screw: 200 Surpass

OS Engines Gasket Set: 37SZ-H

OS Engines Mixture Control Valve 80T: Sirius 7

OS Engines Rear Bearing: 61RX, SX-H

OS Engines Muffler Extension Adapter 12 20mm: 49PI

OS Engines Needle #86 #8H

OS Engines Silencer: F-4020, 56FS

OS Engines Nozzle: 15FP-S RN

OS Engines Carburetor Rotor: #60Y, FS110A

OS Engines Carburetor: #11K Slide, 18TZ, 21TM

OS Engines Piston Pin: 40-46

OS Engines WLA-2 Screw: 96-603, GT15HZ

OS Engines Intake Pipe AS-R: FT-240

OS Engines Stator Assembly: 5020-490 .40

OS Engines Cylinder Head: 55AX