Rochester Quadrajet's

Rochester Quadrajet Spreadbore

Fun Fact #33

The first Chevrolet Engine to receive the 'rare' 800 CFM Spreadbore with the
1.218 Primary Venturi.

The '1975' ~ 400/170 HP Engine {Part #7045224}

Myth #27

The early {1970 thru 1975} Chevrolet 454 Engines were equipped with
the 'rare' 800 CFM Spreadbore.

No they were not.