As far as dieseling goes, you can stop that with a diode on the alternator. For that, and also to consider wiring your engine area the best way possible, check This out.

Holley carbs can get sloppy and troublesome, in my opinion. I put a new Edelbrock on my 350 a year and a half ago ... out of the box and no problems -- wonderful carbs! See This

~~ Alan Horvath
1954 Chevy Pickup
Singing his praises in the
Passing Lane