<VV> 4-carb question

[Bryan Blackwell]

The secondaries all have stiffer return springs on them, I've never heard of them opening on just the engine vacuum.

--Bryan

On Jul 7, 2011, at 1:43 PM, Chris & Bill Strickland wrote:

> ... does anyone know if the secondaries on a four carb motor can be 
> sucked open by engine vacuum instead of being opened by the manual 1965 
> linkage?  Would 66 be different?