What type of exhaust does your 273 have??? show some photos!!!

I'll have to take another video and post the dimensions of the original muffler and resonator.

Just found this post looking for info on the resonator.

I'm thinking of buying one of the repro ones for a 65 Formula S I'm buying. So you're happy with it ?

I've always loved duals, but that resonator really looks the part, and if it does a good job .......