Saturday, September 16, 2017

Resonator Install

The Cummins Onan generator is rather noisy, but adding a resonator (kinda like a muffler) makes it a little better.  It takes the edge off the percussive sound from the exhaust pipe.  This was a fairly easy modification which didn't take more than half an hour.  Basically, you cut off the last bit of straight pipe after the bend, and attach the resonator in it's place.  In my case, I needed a new strap hanger as well.

Parts I used:
Tools I used:

Video of the process:


List of Mods

Note: This list is extremely old and is not a full list of our current mods While at the 2018 Winnebago GNR (Grand National Rally), the Winn...