Cartech Books, How To: Rebuild & Modify Rochester Quadrajet Carburetors (PART #BOK-CT-SA113)

The Rochester Quadrajet carburetor was found perched atop the engine of many a classic GM performance vehicle. The Q-Jet is a very capable but often misunderstood carb. This book,
How to Rebuild and Modify Rochester Quadrajet Carburetors
, seeks to lift the veil of mystery surrounding the Q-Jet and show owners how to tune and modify their carbs for maximum performance.
The book will be a complete guide to selecting, rebuilding, and modifying the Q-Jet, aimed at both muscle car restorers and racers. The book includes a history of the Q-Jet, an explanation of how the carb works, a guide to selecting and finding the right carb, instructions on how to rebuild the carb, and extensive descriptions of high-performance modifications that will help anyone with a Q-Jet carb crush the competition.

TABLE OF CONTENTS

Preface 

Introduction

Chapter 1: History

Carburetor Numbering

Chapter 2: How Quadrajets Work 

Main Components

Venting

Fuel Inlet

Float 

Idle System

Primary Main Metering System 

Secondary System 

Choke System 

Chapter 3: Selecting the Right Carb

What Are the "Best" Quadrajets?

Inlet Position

CFM

Linkage 

Vacuum Fittings 

Choke Pull-Offs

"Remanufactured" Quadrajets

What Quadrajet Do I Use?

Chapter 4: Tools and Safety

Safety Equipment 

A Place to Work

Basic Hand Tools

Drill Bits

Sand/Media Blasting

Air Tools

Propane Torch/Oxygen Acetylene Welder

Carburetor Cleaners and Solvents

"Special Tools" 

Measuring Devices 

Chapter 5: Rebuilding the Carb 

Bottom Plugs

Warped Air Horn/Main Body

Stripped Fuel Filter Housing Threads

Loose Throttle Shafts 

Taking the Carburetor Apart

Cleaning the Parts

Base Plate

Air Horn

Rebuild Kits

Chapter 6: High-Performance Modifications 

Base Plate Modifications

Modifying the Idle System 

Primary Main Fuel System 

Basic Rules for Primary Jetting 

Power Piston Springs

Accelerator Pump 

Fuel Inlet Seats

Floats

Pullover Enrichment System 

Secondary Emulsion Tubes (Air Bleeds)

Secondary Air Flaps, Shaft, Hanger, and Metering Rods

Choke Pull-Offs 

Recipe for Success

Full-Race Carburetors

Removing the Primary Booster Rings

Chapter 7: Edelbrock Q-jets

Appendix A: Quadrajet Secondary Metering Rods

Appendix B: Quadrajet Components

SPECIFICATIONS

Pages 128
Size 8.5 X 11 (inches)
Format Paperback / softback
Illustrations 300 color
Publisher CarTech
ISBN 9781932494181
Product Code SA113
ISBN 9781932494181
Product Code SA113

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