Availability
Wiring Harnesses, Holley EFI, Replacement, LS1/6, 24X/1X Main Harness, Mass Airflow Metered, for HP, Dominator, EFI Systems Only, Chevy, 5.7L, Each
Part Number: HLY-558-102
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, LS Modular, Lo-Ram EFI, Base Only, Multi-port, -8 AN, O-ring Female, Fuel Rails, Runners, Aluminum, Natural, Chevy, 4.8-6.0L, Each
Part Number: HLY-300-600
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, Fuel Injected, LS Single Plane Split-Design Race, Stock/OEM Deck, 2,500-7,000 RPM, Aluminum, Natural, Chevy, Small Block, Each
Part Number: HLY-300-255
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, LS Modular, Lo-Ram EFI, Base Only, Multi-port, -8 AN, O-ring Female, Fuel Rails, Runners, Aluminum, Black, Chevy, 4.8-6.0L, Each
Part Number: HLY-300-600BK
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, EFI, Vortec Intake, Multi-port, 2,500-7,500 RPM Range, Cast Aluminum, Satin Finish, 4150 Flange, Fuel Rails, Chevy, 4.3-6.6L, Each
Part Number: HLY-300-263
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, LS Mid-Rise, Standard Deck, Single Carburetor, Single Plane, 2,500-7,000 RPM Range, Aluminum, Black Finish, Chevy, 4.8-6.0L, Each
Part Number: HLY-300-132BK
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, Fuel Injected, EFI, Throttle Body Injection Style, Aluminum, Natural, Square Bore 4150 Style Mounting Flange, Chevy, Big Block, Each
Part Number: HLY-300-563
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, LS EFI, Single Plane, Mid-Rise, Cathedral Port, Multi-port, 2,500-7,000 RPM Range, Aluminum, Black Finish, Chevy, 4.8-6.0L, Each
Part Number: HLY-300-137BK
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Pumps, Electric, In-Tank, Single Pump, 450 lph, Billet Aluminum, Gas, E85 Compatible, Chevy, Pontiac, Each
Part Number: HLY-12-363
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, Fuel Injected, EFI, Throttle Body Injection Style, Aluminum, Natural, Square Bore 4150 Style Mounting Flange, Chevy, Big Block, Each
Part Number: HLY-300-561
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, EFI Hi-Ram, Multi-port, Single Plane, 2,500-7,500 RPM Range, Standard Deck, Aluminum, Satin, Ford, 4.7L, 5.0L, Windsor, Each
Part Number: HLY-300-276
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, Fuel Injected, EFI, Throttle Body Injection Style, Aluminum, 4500 Style Mounting Flange, Rectangular Port, Chevy, Big Block, Each
Part Number: HLY-300-564
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Pumps, Electric, In-Tank, Single Pump, 340 lph, Billet Aluminum, Gas, E85 Compatible, Chevy, Pontiac, Each
Part Number: HLY-12-362
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, LS Split Design EFI, Single Plane, Aluminum, Natural, 4500 Dominator, Chevrolet, LS1, LS2, LS6, Kit
Part Number: HLY-300-294
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, LS Split Design, Carbureted, Cathedral Port Head, Single Plane, 4-barrel, Square Bore, Aluminum, Black Finish, Chevy, 4.8-6.0L, Each
Part Number: HLY-300-256BK
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Pumps, Electric, In-Tank, Twin Pump, 340 lph, Billet Aluminum, Gas, E85 Compatible, Chevy, Pontiac, Each
Part Number: HLY-12-364
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, SBF HiRam, EFI, Multi-port, 1,500-7,000 RPM Range, Base Only, Aluminum, Black, Ford, 4.7L, 5.0L, Windsor, 8.200 in. Deck Height, Kit
Part Number: HLY-300-274BK
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Fuel Pumps, OEM Style, EFI, Electric, In-Tank, 450 lph, 60 psi, 12V, Sending Unit, 220-20 ohms, -8 AN Ports, No Return, E85 Fuel, Dodge, Ram, Kit
Part Number: HLY-12-324
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Pumps, OEM Style, EFI, Electric, In-Tank, 450 lph, 60 psi, 12V, Sending Unit, 220-20 ohms, -8 AN Ports, Return Style, E85 Fuel, Dodge, Ram, Kit
Part Number: HLY-12-325
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Intake Manifolds, SBF HiRam, EFI, Multi-port, 1,500-7,000 RPM Range, Base Only, Aluminum, Satin, Ford, 4.7L, 5.0L, Windsor, 8.200 in. Deck Height, Kit
Part Number: HLY-300-274
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Intake Manifolds, Sniper EFI, Fabricated, Cathedral Port, 102mm Throttle Body, 1,800-6,400 RPM, Aluminum, Silver, Chevy, LS, 4.8-6.0L, Each
Part Number: SNE-820111-1
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Intake Manifolds, LS Split Design, Carbureted, Cathedral Port Head, Single Plane, 4-barrel, Square Bore, Aluminum, Satin Finish, Chevy, 4.8-6.0L, Each
Part Number: HLY-300-256
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Pumps, Electric, In-Tank, Twin Pump, 450 lph, Billet Aluminum, Gas, E85 Compatible, Chevy, Pontiac, Each
Part Number: HLY-12-365
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, Sniper EFI, Fabricated, Cathedral Port, 102mm Throttle Body, 2,200-6,800 RPM, Aluminum, Black, Chevy, LS, 4.8-6.0L, Each
Part Number: SNE-820042-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Intake Manifolds, LS Mid-Rise, Standard Deck, Single Carburetor, Dual Plane, 1,500-6,500 RPM Range, Aluminum, Black Finish, Chevy, 4.8-6.0L, Each
Part Number: HLY-300-130BK
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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