OS Engines

Drive Shaft: Sirius 7

Needle #4BK #2K

Throttle Lever #4BK #4C

Ignition Module IG-05: GT15HZ

Silencer E3080: 35AX

Piston Pin: 91RZ-H Ring Heli

Reed Valve Assembly: GT22

Rocker Arm: FS115A-P

Bearing L-1040X2ZZ

Spinner Nut: 20-48

55HZ-R DRS Ringed .55 Helicopter Engine

O.S. Speed B21 Ronda Drake Edition 2 3.49cc Nitro Engine with Muffler Set

Outer Head: O.S. Speed R2105

P4 Turbo Plug Super Hot Off-Road

Crankcase: B2102 Speed

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

O.S. Speed B21 Ronda Drake Edition 2 3.49cc Nitro Engine

Crankshaft: 65AX

Cylinder & Piston: 15LA

Carb Reducer 5.8MM Natural TYII

Carburetor 61C: 95AX

Muffler Extension Adapter 12 20mm: 49PI

Center Manifold: IL-300 Dia Star

Rear Bearing: 61RX, SX-H