Edelbrock 1478 Installation instructions
©2017 Edelbrock LLC
Brochure #63-1478
Page 1
Catalog #1478
Rev. 8/28/17 - NP
®
PERFORMER SERIES CARBURETOR
ELECTRIC CHOKE KIT
CATALOG NUMBER:#1478
For Edelbrock #1405 & #1407 carburetors
INSTALLATION INSTRUCTIONS
PLEASE study these instructions carefully before beginning this installation. Most installations can be accomplished with common tools and
procedures. However, you should be familiar with and comfortable working on your vehicle. If you do not feel comfortable performing this installation,
it is recommended to have the installation completed by a qualified mechanic. If you have any questions, please call our
Technical Hotline at:
1-800-416-8628, 7:00 am - 5:00 pm, Pacific Standard Time, Monday through Friday.
INSTALLATION KIT CONTENTS
1- Choke Piston Housing
1- Connecting Rod
1- Thermostatic Coil Assembly w/Cap
1- Choke Lever
1- Baffle Plate
1- Choke Piston Housing Seal
1- Choke Cap Gasket
1- Hair Clip Retainer
3- Choke Housing Attaching Screw
1- Choke Ground Wire (black)
3- Choke Cap Screw
1- Choke Positive Wire (red)
3- Choke Cap Retainer
1- Shaft Subassembly
1- 1/4”AN Washer
1- Lever (14-555)
1- Choke Lever Screw
1- Choke Linkage Screw
CHOKE INSTALLATION
1. Remove the carburetor from the engine by disconnecting all
linkages and lines. Use the original carburetor Installation Instructions
as a guide. Plug all fuel lines to avoid excessive spillage.
2. Remove the manual choke cable clamp bracket by removing the
airhorn screw. Reinstall the airhorn screw after the manual choke
cable bracket has been removed (Figure 2).
Airhorn Screw
Front of
carburetor
Manual Choke
Cable Clamp Bracket
FIGURE 2
Choke Lever & Hex
Head Screw
Brass Plug
(Choke Vacuum Passage)
3. Remove the choke hex head screw securing the choke lever and
discard both the lever and screw. (Figure 1).
4. Remove the screw securing the choke linkage to the shaft
subassembly (Figure 3).
Shaft Subassembly
FIGURE 3
Front of
carburetor
Screw
5. Remove the retaining clip and pull the shaft subassembly out of the
airhorn (Figure 4).
Hair Clip Retainer
Front of
carburetor
FIGURE 4
Shaft Subassembly
Lever 14-555
Retainers
Choke Cap
Baffle Plate Choke Piston
Housing
Connecting
Rod
Hair Pin
Choke Lever
Washer
Choke Cap
Gasket
Seal
FIGURE 1
Choke Linkage Screw