O.S. PowerBoost Pipe/Muffler 50/55 Hyper Heli
[OS-72144000]

O.S. PowerBoost Pipe/Muffler 50/55 Hyper Heli

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

Features: 
- Excellent performance from high RPM manuevers to idling and hovering
- Polished natural finish aluminum construction

Package Includes:
- OS 50/55 PowerBoost Exhaust Pipe 
- 3.5x18mm socket head cap screws x 2
- Lock washers x 2
- Pressure nipple 
- Instruction sheet

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)

Requires:
Silicone caulk to seal muffler to engine to prevent exhaust leak