High Quality Helicopter Muffler for OS/YS .91 Glow Helicopter Engines (AR Warehouse)

Description

This is a high quality tuned muffler for OS & YS .91 glow helicopter engines. It features a beautifully finished surface polished to a mirror finish and includes all necessary hardware. This is a great bolt-on performance upgrade for your heli and at a fraction of the cost of the big name brands!

Specs:
Muffler length: 313mm
Muffler diameter: 45mm
Manifold standoff height: 27mm
Manifold bolt spacing: 32mm & 42mm (both size adapter mount plates included)

*Note: Fits OS & YS .91 glow helicopter engines (may fit others with 32mm or 42mm manifold bolt spacing).