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EDELBROCK THUNDER SERIES AVS CARBURETORS
Part #1801, 1802, 1803, 1804, 1805,
1806, 1812, 1813, 1825, 1826
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.
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RECOMMENDED TOOLS ❑ Sockets/wrenches/tubing wrenches ❑ #20 Torx Driver (for electric choke models) ❑ Pliers ❑ Wire crimpers (for electric choke models) ❑ Screwdrivers ❑ Test Meter or Test Light (for electric choke models) ❑ Hacksaw and/or tubing cutter PARTS RECOMMENDED FOR INSTALLATION ❑ New Fuel Filter (Edelbrock #8135 or equivalent) or Fuel Line/Filter ❑ Electrical connectors (electric choke carburetors) kit such as Chrome Steel Fuel Line Kit #8134, Dual Feed Line ❑ Carburetor adapter, for ot
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BEFORE REMOVING OLD CARBURETOR 3. Always use a new fuel filter. Failure to do so will void the 1. Determine if the distributor vacuum port is timed (no warranty. vacuum at idle) or full (vacuum present at idle). With the engine fully warmed up and idling, pull the vacuum hose off of the 4. Edelbrock Adapter #2696 or Adapter/Fuel Line Kit #2697 must be carb and "feel" for vacuum by putting your finger on the vacuum used when installing a Thunder Series Carburetor on a General port (See Fig. 2). I
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CARBURETOR REMOVAL CARBURETOR PREPARATION 1. Prior to removal make sure that the engine is cool. 1. Compare throttle arm of your new carburetor with the old one to be sure that all required linkages will hook up. Install proper throttle 2. Disconnect negative battery cable from battery. and transmission linkage for your particular application. Throttle stud is removable and must be installed in the proper location. 3. Remove air cleaner. Be sure to carefully disconnect any hoses from Chrysler ve
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CARBURETOR INSTALLATION Manual choke cable and 1. Remove rag from intake manifold and install new studs, mounting fuel line connection gasket and adapters (where applicable). NOTE: Do not use any cement, glue, or RTV sealant on gasket. 2. Carefully place new carburetor on gasket. 3. Replace all mounting nuts and washers. EnduraShine™ finish carburetors should use the supplied 5/16” flat washers under any other washers used. Hand tighten with a short box end wrench, alternating between diagonally
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10. Mark air cleaner stud for proper length, remove from carburetor and ADJUSTING THE AIR VALVE SECONDARY cut with hack saw. Deburr stud and re-install in carburetor (See 1. With Torx drive (T15) and flat blade screw driver in place, loosen Fig. 11). Torx screw, make sure flat blade is secure to prevent loss of spring pressure (See Fig 12). 2. If you lose spring pressure, turn flat blade screw counter-clockwise until the air valve reaches closed position plus 1-1/2 turns to achieve the factory s
