O.S. Engines

55HZ-R DRS Ringed .55 Helicopter Engine

Inner Head: T1204 with O-Ring

P4 Turbo Plug Super Hot Off-Road

T-2090SC Tune Pipe: 21XZ-B, 21VZ-B, 25XZ, 30VG

Connecting Rod with Retainers: Speed T1201

Crankcase: B2102 Speed

Built-up Parts Set for Cylinder & Piston: O.S. Speed R2104

Carburetor #70N: FS120SII

Cylinder Head Fixing Screws: 21TM

E-4051 Muffler: GT15HZ

Locknut 1/4-M5: FS-52 Surpass

Air Bleed Screw: #40D

Cam Assembly Screw Set: SIrius 7

Choke Arm Assembly: WLA-2, GT55

Crankcase: FT-160

Carburetor 61C: 95AX

Intake Manifold Assembly A: IL-300 Dia Star

Center Manifold: IL-300 Dia Star

Idle Gear: IL-300 Dia Star

Rear Bearing: 61RX, SX-H

Carburetor Body: #61B, 91HZ

Carburetor Retainer: 55HZ Hyper

Rear Cover Plate: GT33

Cover Plate: 55HZ Hyper