4000-22 M-Studio GPH-320 Gas Muffler for ZG 27 - 30ccm RC / PUH Engines
Special tuned muffler for 260 to 310 size gas engines.
Fits RC and PUH engines from ZG 260 to 310 engines. Makes more torque and more power.
Reliable and lightweight.
Fits Whiplash gasser, Spectra-G, 1005 gasser.
For US customer please order directly at Gas Powered Helicopters: https://store.gaspoweredhelicopters.com/mstudio-gph320-gas-muffler-p/gph-ms-0400.htm