ADVANCED ENGINE DESIGN Quick Change Vacuum Secondary Tuning Kit

Vacuum Secondary Spring - Quick Change - Housing - Steel - Color Coded - Holley Carburetors - Kit

ADVANCED ENGINE DESIGN Trick Jet Extensions w/ machined Float

Jet Extensions - Push-On - Notched Float - Nitrophyl - Secondary - Demon / Holley 4150 / 4160 / 4500 Carburetors - Kit

ADVANCED ENGINE DESIGN Holley Jet Assortment (64-81)

Carburetor Jet Kit - Numbers 64-81 - Plastic Case - Brass - Holley Carburetors - Kit

ADVANCED ENGINE DESIGN Holley Jet Assortment (82-99)

Carburetor Jet Kit - Numbers 82-99 - Plastic Case - Brass - Holley Carburetors - Kit

ADVANCED ENGINE DESIGN Straight Let Booster .136in (4pk)

Carburetor Venturi Booster - Straight Leg - 0.136 in Orifice - Aluminum - Natural - Holley 4150 Carburetor - Set of 4

ADVANCED ENGINE DESIGN Drop Leg Booster - .140in Orifice (4)

Carburetor Venturi Booster - Drop Leg - 0.140 in Orifice - Aluminum - Natural - Holley 4150 Carburetors - Set of 4

ADVANCED ENGINE DESIGN Drop Leg Booster - .160in Orifice (4)

Carburetor Venturi Booster - Drop Leg - 0.160 in Orifice - Aluminum - Natural - Holley 4150 Carburetors - Set of 4

ADVANCED ENGINE DESIGN Drop Leg Booster - .180in Orifice (4)

Carburetor Venturi Booster - Drop Leg - 0.180 in Orifice - Aluminum - Natural - Holley 4150 Carburetors - Set of 4

ADVANCED ENGINE DESIGN Polished S/S 4150 Carb. Fuel Line Kit

Carburetor Fuel Line - 6 AN Male Inlet - Dual 6 AN Female Outlets - Fittings Included - Stainless - Blue / Red / Silver - Holley 4150 Carburetors -...

ADVANCED ENGINE DESIGN Polished S/S 4150 Carb Fuel Line Kit

Carburetor Fuel Line - 6 AN Male Inlet - Dual 6 AN Female Outlets - Fittings Included - Stainless - Polished / Black - 4150 Style Carburetors - Kit

ADVANCED ENGINE DESIGN Polished S/S 4160 Carb. Fuel Line Kit

Carburetor Fuel Line - 6 AN Male Inlet - Dual 6 AN Female Outlets - Fittings Included - Stainless - Blue / Red / Silver - Holley 4160 Carburetors -...

ADVANCED ENGINE DESIGN Braided Fuel Line Kit - #6 Holley Carb.

Carburetor Fuel Line - 6 AN Male Inlet - Dual 7/8-20 in Male Outlets - Braided Stainless Hose - Blue / Silver - Holley 4150 - Kit

ADVANCED ENGINE DESIGN Holley #6 Braided Fuel Line w/Gauge

Carburetor Fuel Line - 6 AN Male Inlet - Dual 7/8-20 in Male Outlets - Fuel Pressure Gauge - Braided Stainless Hose - Blue / Red / Silver - Holley...

ADVANCED ENGINE DESIGN Braided Fuel Line Kit - #8 Holley Carb.

Carburetor Fuel Line - 8 AN Male Inlet - Dual 7/8-20 in Male Outlets - Braided Stainless Hose - Blue / Red / Silver - Holley 4150 - Kit

ADVANCED ENGINE DESIGN 1/2in Carburetor Spacer 4150 Flange

Carburetor Spacer - 0.5 in Thick - Open - Square Bore - Wood - Natural - Each

ADVANCED ENGINE DESIGN 1in Carburetor Spacer - 4150 Flange

Carburetor Spacer - 1 in Thick - Open - Square Bore - Wood - Natural - Each

ADVANCED ENGINE DESIGN Metering Block Conv. Kit

Metering Block - Secondary - Conversion to Main Jets - Gaskets / Hardware Included - Aluminum - Chromate - Holley 4160 Carburetors - Each

ADVANCED ENGINE DESIGN Metering Block Conv. Kit

Metering Block - Secondary - Conversion to Main Jets - Gaskets / Hardware Included - Aluminum - Chromate - Holley 4160 Carburetors - Each

ADVANCED ENGINE DESIGN Adjustable Secondary Jet Plate

Metering Plate - Secondary - Side Pivot - Gasket / Float - Aluminum - Blue Anodized - Holley 4160 Carburetors - Kit

ADVANCED ENGINE DESIGN Adjustable Secondary Jet Plate

Metering Plate - Secondary - Center Pivot - Dual Feed Bowl - Gaskets Included - Aluminum - Blue Anodized - Holley 4160 Carburetors - Each

ADVANCED ENGINE DESIGN Brass Sight Plug (10pk)

Float Bowl Sight Plugs - Gasket - Brass - Natural - Holley Carburetors - Set of 10

ADVANCED ENGINE DESIGN Complete Baseplate Assm 650-800 CFM

Carburetor Base Plate - Complete - Aluminum - Natural - Holley 4150 Carburetor - Each

ADVANCED ENGINE DESIGN Complete Baseplate Assm 650-800 CFM w/ 4-Corner

Carburetor Base Plate - Complete - Aluminum - Natural - Holley 4150 Carburetor - Each

ADVANCED ENGINE DESIGN Complete Baseplate Assm 850 CFM

Carburetor Base Plate - Complete - Aluminum - Natural - Holley 4150 Carburetor - Each

ADVANCED ENGINE DESIGN 1 to 1 Throttle Linkage Kit

Secondary Linkage Rod - 1 to 1 - Steel - Cadmium - Holley Carburetors - Each

ADVANCED ENGINE DESIGN 650-850 CFM Primary Metering Block

Metering Block - Primary - Aluminum - Chromate - Holley 4150 Carburetors - Each

ADVANCED ENGINE DESIGN 650-850 CFM Secondary Metering Block

Metering Block - Secondary - Aluminum - Chromate - Holley 4150 Carburetors - Each

ADVANCED ENGINE DESIGN Pro-Series CNC Metering Block - Dominator

Metering Block - Primary or Secondary - Aluminum - Blue Anodized - Holley 4500 Series - Each

ADVANCED ENGINE DESIGN 750CFM HP Carburetor - HO Series

Carburetor - HO Series - 4-Barrel - 750 CFM - Square Bore - No Choke - Mechanical Secondary - Dual Inlet - Aluminum - Black Anodized / Gold Chromate /...

ADVANCED ENGINE DESIGN Power Valve Saver Kit

Power Valve Saver - Check Ball - Drill Bit - Steel - Natural - Holley 2300 / 4150 / 4160 Carburetors - Kit