Carburetion

These top-quality needle and seat hardware kits from AED are what you need to finish installing your new needle and seats for optimal fuel flow, capacity, and seating ability.

These hardware kits include 2 adjusting nuts, 2 locking screws, and 4 gaskets.

Dont reuse those old hardware bits with your new needle and seat assemblies, GO NEW!

• AED offers these .150" needle and seat assemblies specifically for alcohol applications.
• These needle and seats provide the ultimate in fuel capacity and seating ability when optimum fuel flow is required.
• All assemblies come complete with AED's special reusable needle and seat gaskets.
• Fuel Bowl Float Style: Center hung
• Seat Size: 0.130 in.
• Needle Material: Steel
• Spring-Loaded: No
• Adjustable: Yes
• Quantity: Sold individually.

• These traditional needle and seats from AED are designed for applications that are up to 650 hp on gas.
• These assemblies come complete with special reusable needle and seat gaskets.
• Fuel Bowl Float Style: Center hung
• Seat Size: 0.110 in.
• Needle Material: Viton 
• Spring-Loaded: No
• Adjustable: Yes
• Quantity: Sold as a pair.

• Tuning your own carburetor can mean replacing sticky gaskets several times during testing.
• AED non-stick metering block gaskets are durable gas and alcohol-resistant gaskets that can be reused several times without becoming tacky or leaving bits that need to be scraped off.
• These totally stick-resistant, blue fiber compound gaskets will make your carburetor tuneups a lot easier to manage.
• Metering Block/Plate Gasket Material: Blue reusable fiber
• Quantity: Sold as a set of 5

• Tuning your own carburetor can mean replacing sticky gaskets several times during testing.
• AED non-stick metering block gaskets are durable gas and alcohol-resistant gaskets that can be reused several times without becoming tacky or leaving bits that need to be scraped off.
• These totally stick-resistant, blue fiber compound gaskets will make your carburetor tuneups a lot easier to manage.
• Metering Block/Plate Gasket
• Material: Blue reusable fiber
• Quantity: Sold as a set of 5

• Over time, OEM carb fuel bowl screw gaskets can become fuel-soaked and deteriorate, which can lead to fuel leaks.
• These AED white nylon carb fuel bowl screw gaskets are designed to not absorb fuel or separate and can be reused many times.
• Fuel Bowl Screw Gasket Material: Nylon
• Fuel Bowl Screws Included: No
• Quantity: Sold as a set of 18.

AED offers these handy universal throttle lever stud kits to replace your worn or missing throttle studs for optimum performance. They include many different sizes of throttle balls, washers, and nuts to fit just about any carburetor linkage setup.

Quantity: Sold as a kit

Notes: Kit includes one 7/32 in., one 1/4 in., one 5/16 in., and one 3/8 in. throttle stud adaptor.

• These AED trick vacuum secondary diaphragms have a special rubber material that better retains its original shape for ease of installation.
• If you've ever installed a secondary diaphragm, then you understand that it usually takes three hands to do it right
• With these AED trick vacuum secondary diaphragms, that is no longer the case!
• Vacuum Secondary Diaphragm Material: Rubber

• Quickly seal any unused vacuum ports on your carburetor with AED vacuum tube cap kits.
• These fuel-resistant rubber plugs will shut out dirt and debris from critical carburetor components.
• AED vacuum tube cap kits include seven caps in two sizes to meet your needs.
• Includes two 3/8 in. and five 1/4 in. vacuum caps.

AED has combined every possible add-on feature and incorporated it into each of these Ultimate Performance carburetor kits to give you longer-lasting and improved performance from your Holley carburetor. Most of the features that you would buy separately are already included.

Features include:

• High-flow needle and seats
• Nylon reusable needle and seat gaskets
• Nylon reusable bowl screw gaskets
• New brass idle mixture screws
• New needle and seat nuts and screws
• New accelerator pump squirter check valves
• Special no-leak fuel inlet gaskets
• Non-stick bowl and metering gaskets
• Only the highest quality components made

These AED dual throttle return springs offer the positive, safe closing of your carb's throttle linkage but also maintain the correct geometry to prevent premature shaft and throttle plate wear. Many sanctions require dual throttle springs and these kits fit the bill on all Holley 4150 and 4160 series 4-barrel carburetors. The kits come completely hand-polished and chrome plated for an attractive appearance and include all brackets, springs, and hardware.

Bracket Mounting Style: Carburetor base
Return Spring Included: Yes
Spring Finish: Natural
Spring Quantity: 2
Bracket Included: Yes
Bracket Material: Steel
Bracket Finish: Chrome plated
Hardware Included: Yes

• Get all of the necessary fittings to keep your fuel system running properly.
• AED has fittings to adapt different sized fuel lines to bare Holley fuel bowls, as well as hose and banjo fittings for special applications.
• AED provides a straight outlet and a banjo-style fitting that swivels 360 degrees for extra air cleaner clearance
• Fitting Attachment 1: Banjo
• Fitting Thread Size 1: 9/16-24 in.
• Fitting Attachment 2: Hose barb 3/8"
• Fitting Hose Size: 3/8" in. Hose
• Fitting Material: Steel
• Fitting Finish: Gold iridited
• Fuel Filter Included: No
• For Holley 600 style or side pivot style fuel bowls ONLY

• AED Hollow Discharge Screws Are Designed For Higher Pump Volume Flow for Increased Accelerator Pump Circuit Tuning.
• Discharge Nozzle Screw Material: Steel
• Discharge Nozzle Screw Finish: Natural
• Pump Discharge Nozzle Gaskets Included
• Sold individually.

• AED Performance 50cc accelerator pump kit
• Includes pump housing, screws, spring, pump cam, diaphragm and pump arm
• This kit is designed to make fine tuning of the pump shot quick and easy.
• When you need additional total squirter volume (big carburetor, tight converter, heavy car), AED pump kits come complete to provide the additional volume you require.

Tuning your own carburetor can mean replacing sticky gaskets several times during testing. AED non-stick fuel bowl gaskets are durable gas and alcohol-resistant gaskets that can be reused several times without becoming tacky or leaving bits that need to be scraped off. You can now make jetting changes without having to constantly replace your gaskets. These totally stick-resistant, blue fiber compound gaskets will make your carburetor tuneups a lot easier to manage.

Gasket Material: Blue reusable fiber

Quantity: Sold as a set of 5.

• Carburetors stay perfectly sealed to your intake manifold with these AED carburetor stud kits.
• These AED carburetor stud kits come complete with steel black oxide Allen head studs, washers, and nuts to make installation a snap!
• Fastener Style: Stud
• Fastener Finish: Black oxide
• Fastener Material: Steel
• Stud Length (in): 2.500 in.
• Thread Size: 5/16 in.
• Fastener Nut Style: Standard hex
• Nuts Included: Yes
• Washer Included: Yes
• Fastener Head Style: Allen
• Quantity: Sold as a set of 4.