MERCURY GRAND MARQUIS Air & Fuel Delivery

Carburetor, Slayer Series, 750 cfm, Square Bore, Vacuum Secondary, Electric Choke, Polished, Each

Part Number: QFT-SL-750-VS

4.63 out of 5 stars ( 94 )

Estimated Ship Date: Today

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Carburetor, HR-Series, Gasoline, 680 cfm, 4-Barrel, Square Bore, Vacuum Secondaries, Electric Choke, Each

Part Number: QFT-HR-680-VS

4.6 out of 5 stars ( 20 )

Estimated Ship Date: Today

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Carburetor, Street Demon, 750 cfm, 4-Barrel, Square Bore/Spread Bore, Electric Choke, Composite Bowl, Each

Part Number: DEM-1904

4.5 out of 5 stars ( 70 )

Estimated Ship Date: Today

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Carburetor, Street Demon, 750 cfm, 4-Barrel, Square Bore/Spread Bore, Electric Choke, Aluminum Bowl, Each

Part Number: DEM-1903

4.63 out of 5 stars ( 35 )

Estimated Ship Date: Today

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Fuel Injectors, TFX™, 24 Lbs./Hr., Bosch-Style, 14.4 Ohms Impedance, Jetronic Plug, 12V, Universal, Set of 8

Part Number: TFS-89024

4.91 out of 5 stars ( 11 )

Estimated Ship Date: Nov 10, 2025 if ordered today

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Fuel Injectors, TFX™, 30 Lbs./Hr., Bosch-Style, 14.4 Ohms Impedance, Jetronic Plug, 12V, Universal, Set of 8

Part Number: TFS-89030

4.86 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Carburetor, HR-Series, Gasoline, 780 cfm, 4-Barrel, Square Bore, Vacuum Secondaries, Electric Choke, Each

Part Number: QFT-HR-780-VS

4.58 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Carburetor, Street-Q, 650 cfm, 4-barrel, Square Bore, Mechanical Secondary, Polished, Each

Part Number: QFT-SQ-650

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Carburetor, HR-Series, Gasoline, 650 cfm, 4-Barrel, Square Bore, Mechanical Secondaries, Electric Choke, Each

Part Number: QFT-HR-650

4.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Carburetor, HR-Series, Gasoline, 750 cfm, 4-Barrel, Square Bore, Mechanical Secondaries, Electric Choke, 7/8 in.-20 Inlets, Tumble Polished, Each

Part Number: QFT-HR-750

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Fuel Injectors, TFX™, 36 Lbs./Hr., Bosch-Style, 14.4 Ohms Impedance, Jetronic Plug, 12V, Universal, Set of 8

Part Number: TFS-89036

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Nov 17, 2025 if ordered today

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Carburetor, Slayer Series, 600 cfm, 4-barrel, Square Bore, Vacuum Secondary, Electric Choke, Tumble Polished, Each

Part Number: QFT-SL-1957E

4.15 out of 5 stars ( 13 )

Estimated Ship Date: Today

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Carburetor, Street Demon, 750 cfm, 4-Barrel, Square Bore/Spread Bore, Electric Choke, Black Ceramic, Each

Part Number: DEM-1904BK

3.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Fuel Injectors, 48 lbs./hr., 12.0 Ohms Impedance, 12 V, Ford, Lincoln, Mercury, 4.6, 5.0L, Set of 8

Part Number: ACC-150848

Not Yet Reviewed

Estimated Ship Date: Oct 2, 2025 if ordered today

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Fuel Injectors, 36 lbs./hr., 14.4 Ohms Impedance, 12 V, Chevy, Ford, Lincoln, Mercury, Pontiac, Set of 8

Part Number: ACC-150836

4.11 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Fuel Injectors, 23 lbs./hr., 14.4 Ohms Impedance, 12 V, Chevy, Ford, Lincoln, Mercury, Pontiac, Set of 8

Part Number: ACC-150823

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Fuel Injectors, 44 lbs./hr., 12.0 Ohms Impedance, 12 V, Chevy, Ford, Lincoln, Mercury, Pontiac, Set of 8

Part Number: ACC-150844

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Fuel Injectors, 21 lbs./hr., 14.4 Ohms Impedance, 12 V, Chevy, Ford, Lincoln, Mercury, Oldsmobile, Set of 8

Part Number: ACC-150821

4.78 out of 5 stars ( 27 )

Estimated Ship Date: Today

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Fuel Injectors, TFX™, 48 Lbs./Hr., Bosch-Style, 12.0 Ohms Impedance, Jetronic Plug, 12V, Universal, Set of 8

Part Number: TFS-89048

Not Yet Reviewed

Estimated Ship Date: Today

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Fuel Injectors, 40 lbs./hr., 12.0 Ohms Impedance, 12 V, Chevy, Ford, Lincoln, Mercury, Pontiac, Set of 8

Part Number: ACC-150840

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Fuel Injectors, 32 lbs./hr., 14.4 Ohms Impedance, 12 V, Chevy, Ford, Lincoln, Mercury, Pontiac, Set of 8

Part Number: ACC-150832

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Fuel Injectors, TFX™, 44 Lbs./Hr., Bosch-Style, 12.0 Ohms Impedance, Jetronic Plug, 12V, Universal, Set of 8

Part Number: TFS-89044

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Carburetor, Gasoline, Holley 2-Barrel Flange, 500 cfm, 2-Barrel, Down-Leg, Circle Track, Each

Part Number: QFT-Q-500-CT

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Nitrous System, Mainline EFI 4.6L 2 Valve Kit, w/ 10 lb Bottle

Part Number: NEX-ML3000

Not Yet Reviewed

Estimated Ship Date: Sep 30, 2025 if ordered today

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Nitrous System, Ford 4.6 Plate Kit, 50-150 HP, No Bottle

Part Number: NEX-20946-00

Not Yet Reviewed

Estimated Ship Date: Sep 30, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order