hello
i have bought a muffler WALKER 17906 FOR MY RIVIERA 1966 engine 425 and i have severals questions if you can help me.
- THERE ARE 2 letters A and B on the muffler (see picture). What is it please ? Assembly direction ? I don't see the marked input and output.
- there are a lot of mufflers type : combination, baffled...
What'is the difference and can i put any type ?
THANK YOU for your answers !
philippe