340 six pack vs 440?

[Sonny]

I have a chance to buy a 1970 340 six pack setup (4790 and 4792 carbs) that is “jetted” for big block. Are there any differences between 340 and 440 setups other than jet plates and jets in center carb?

 

[Daves69]

There's this..........
The 6 Bbl tips (mopar1.us)

 

[Sonny]

There's this..........
The 6 Bbl tips (mopar1.us)

Thanks! Very different! I think I’ll pass on those.
Sonny

 

[70sixpkrt]

Best bet is to ask http://www.harmsauto.com/