This tuned muffler has been designed for increased torque between 15,000~20,000rpm for OS37SZ engine use. Pure power for 3D! Any power drop off after 20,000rpm during heavy cyclic or collective loading (as with most 3D maneuvers) is greatly minimized.
This tuned muffler has been designed for increased torque between 15,000~20,000rpm for OS37SZengine use. Any power drop off after 20,000rpm during heavy cyclic or collective loading (as with most 3D maneuvers) is greatly minimized.
