Liberty Valance
New member
I have two 351 gas Mercuiser Engines in my boat. I just had the exhaust manifold and risers/exchangers replaced in both.
The port engine is louder then the starboard. I had this done by a local marine mech who has flaked out on me...
What could e the problem?
The port engine is louder then the starboard. I had this done by a local marine mech who has flaked out on me...
What could e the problem?