O.S. Engines

Pushrod Cover: FT-120-240

Piston Pin Retainer P: 40-46

Piston Pin: FS-91 Surpass

Piston Ring: GT22

Screw Set (8): 15LA

Valve Throttle WLA-2: GT55

Throttle Lever: #20C

Thrust Washer: 21-32

Valve Intake: FS-120 Surpass

Carburetor Insert: 80T, Sirius 7

Cover Plate Assembly: 15LA

Thrust Plate: O.S. Speed B2104

Carburetor Reducer 6mm: Speed 21 V-Spec II

Carburetor Body: 22B, 21XR-B

Outer Head: B2101 Speed

Mixture Control Valve: 12F2

Screw Set 12 (8)

55HZ-R DRS Ringed .55 Helicopter Engine

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

Connecting Rod with Retainers: Speed T1201

Crankcase: B2102 Speed

Exhaust Seal O-Ring (2)

Radial Mount Set: GF30, GF30II

Cylinder Head Fixing Screws: 21TM