O.S. Engines

Inner Head: B21 Ongaro Edition

Carburetor Rotor: #60Y, FS110A

Carb Reducer 7.5mm, Blue

Induction Silencer .12/.21: INS

102 Super Air Cleaner

55HZ-R DRS Ringed .55 Helicopter Engine

Carburetor Retainer: #61B, 91HZ

Carburetor Screw: #103A2A

Carburetor Reducer 7mm, Red: Speed 21 V-Spec

Carburetor Reducer 6mm: Speed 21 V-Spec II

Carburetor Reducer 6.5mm, Blue Aluminum

Carburetor 61C: 95AX

Crankcase O.S. Speed T1204

Inner Head: T1204 with O-Ring

55HZ-H Hyper Ringed .55 Helicopter Engine

Choke Shaft: WLA-2, GT55

Choke Valve: 120-300

Carburetor: FT160, FF320

Muffler Extension Adapter E-3070: 873

Built-Up Parts Set (C&P) O.S. Speed T1204

Cylinder/Piston/Rod Set: O.S. Max .12 TG Version 4

Connecting Rod: 95AX

Connecting Rod: 21VF/SE

Exhaust Header Pipe M1021: 21TM