4D installation

[Gary Derian]

The plate increases the plenum volume so each cylinder can pull from all 4
barrels.  This makes an underside carb flow better.
Gary Derian <gderian at cybergate.net>


>So wadda y'all think?  The 600 cfm carb had a 1" aluminum spacer under it.
> Do I use it w/ the 4D I'm installing?  I've forgotten why the spacer is
>there.  Is it to improve the metering signal to the carb or is it for
>runner tuning, i.e. to lower the rpm at which peak power occurs?  Sheesh.
> Getting old.  My CSH is getting rusty.
>
>Mike J.
>
>