O.S 72144000 Powerboost Pipe 50/55 Hyper Heli

This is the OS PowerBoost Exhaust Pipe for the 50SX-H Hyper and the 55HZ-H Hyper Helicopter Engines.

Features

• O.S 72144000 Powerboost Pipe 50/55 Hyper Heli

• Excellent performance from high RPM manuevers to idling and hovering

• Polished natural finish aluminum construction

Specifications

• Length: 9.6" (244mm)

• Diameter: 1.7" (44mm) at thickest point

• Distance Between Muffler Mounting Hole Centers: 1.4" (37mm)

• Exhaust Outlet Diameter: 0.35" (9mm)

Contents

• OS 50/55 PowerBoost Exhaust Pipe with two 3.5x18mm socket head cap screws, two lock washers, pressure nipple and instruction sheet

Requirements

• Silicone caulk to seal muffler to engine to prevent exhaust leak