MARINE EXHAUST VALVING

摘要

A marine engine exhaust system includes a catalyst arranged to intercept a flow of exhaust flowing along the exhaust system, a water muffler downstream of the catalyst, and a water-activated exhaust valve disposed between the water muffler and an upstream catalyst and configured to impede flow of water upstream from the muffler to the catalyst.

主权项

1. An engine exhaust system comprising:
a catalyst arranged to intercept a flow of exhaust flowing along the exhaust system; a water muffler downstream of the catalyst; and an exhaust valve disposed upstream of the water muffler and configured to impede water flow.