Shorty headers.

[aaronk785]

Will shorty headers work on a 64 dart with a 273.

 

[dano]

If they are made to fit. I believe Sanderson is the only ones who do, with caveats.

 

[Professor Fate]

The Hedmans will fit if you're a good welder.
Removing stock exhaust manifolds
The big issue is that shorties' collectors dump right on top of the starter and you have to get REAL creative with the headpipe.

 

[TXOval]

Sanderson DD9’s…order from Summit