OS Power Boost III Helicopter Nitro muffler Pipe 55 Engines

This is the Powerboost III Pipe 55

for the O.S. Engines 55HZ Hyper, 55HZ-R and 50SX-H Hyper Helicopter Engines.

FEATURES:

• Aluminum construction with polished natural finish
• Excellent performance from high RPM maneuvers to idling and hovering

INCLUDES:

• Powerboost III Pipe with Metal Gasket
• Rubber Exhaust Tube, black in color
• Two M3x35mm Socket Head Screws
• Two M3 Nuts
• M4 Nipple
• M4x6 Plug Screw
• Zip Tie

SPECIFICATIONS:

• Length: 281mm
• Diameter: 43.6mm
• Distance Between Muffler Mounting Hole Centers:37mm
• Exhaust Outlet Diameter: 9mm