Holley Carburetor Manual - Haynes Techbook Series Author:John Haynes Covering models from the mid-1960s through the late 1980s. Produced with the cooperation of Holley Carburetors, Inc., this manual covers all operations of One, Two, Three and Four barrel carburetors. Includes tuning, modifications, carburetor identification, Holley part numbers, basic troubleshooting, on-vehicle tuning and adjustments, step-by-s... more »tep repair and overhaul, performance and economy modifications, professional tips and tricks. Over 500 step-by-step photos take the mystery out of carburetors - the perfect tool for the home mechanic!« less