O.S. Engines

Piston: FS-95V

Cylinder Head & Valve: FF-320

Needle Holder 21M: 21XZ-R

Crankshaft: B2101 Speed

M10 In-Cowl Exhaust Header Pipe Side 60D: FS56A

LC4 T-Maxx Revo Plug Medium

Piston Pin: 25F FP

Pushrod: FS-91 Surpass

Crankshaft: GGT10

Gasket Set: 12TZ

Crankcase: B2101 Speed

55HZ-H Hyper Ringed .55 Helicopter Engine

Crankshaft: 25XZ

Head Gasket: 30VG

Cylinder & Piston Assembly: 12XZ

O.S. Cover Plate Speed B2103 Type R & Type S

Cylinder Head Screws (10): 120AX

Exhaust Seal O-Ring (2)

Head Gasket: 0.1, 0.15, R2101 Speed

Prop Locknut FF-240 320

Locknut Nozzle #2BK

Carburetor Body: 21J2(B), 21XZ-B Speed

Needle 25 2SX: 61FX

Outer Head: Speed 12TZ