Holley Ignitions & Electrical

Alternator Wiring Harnesses, Holley EFI, GM PMW Alternator, Pre-Terminated, Plug-and-Play, for Holley EFI, Terminator X Main Harness, Each

Part Number: HLY-558-475

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Data Acquistion Wiring Harnesses, Holley EFI, I/O Adapter and Unterminated Vehicle Harness, for 7 in. Digital Dash, USB Memory Stick Included, Kit

Part Number: HLY-558-433

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Camshaft Sync Pickups, Holley EFI, Camshaft Sensor, Hall Effect, M12x1 Thread, Magnetic Target, 1/4 in.-20 Thread, 3/8 in. Long, with Hardware, Kit

Part Number: HLY-554-127

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Engine Management Systems, Terminator X MAX, Universal, 8-EV1 Injectors, 8-Coils, GM Drive-by-Wire, GM Trans Harness, Domestic, Pushrod Engine, Kit

Part Number: HLY-550-959

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Crank Trigger Replacement Wheels, 8 in. Diameter, 12-1X, Crank Trigger Wheel, Aluminum, Natural Finish, 3-wire Hall Effect, Chevy, Ford, Each

Part Number: HLY-556-180

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Engine Management Systems, Terminator X MAX, Universal, 8-EV1 Injectors, 8-Coils, GM Drive-by-Wire, Tuner/Trans Control, Domestic, Pushrod Engine, Kit

Part Number: HLY-550-950

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Estimated Ship Date: Jan 12, 2026 if ordered today

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MAP Sensors, Holley EFI, Replacement, Bosch Style, 1 Bar, Black Plastic Housing, for Terminator EFI System, Each

Part Number: HLY-554-120

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Estimated Ship Date: Today

Distributors, Sniper EFI, HyperSpark, HEI Cap, Hall Effect, Aluminum Housing, Iron Gear, Ignition Module, Ford, Lincoln, Mercury, 351ci, Windsor, Each

Part Number: SNE-565-342

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Crank Triggers, Holley EFI, 7 in. Diameter, Aluminum, Silver, Adjustable Bracket, Black, 3-wire Pickup, 12-1X, Hall Effect, Chevy, Small Block, Kit

Part Number: HLY-556-171

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Distributors, Sniper EFI, HyperSpark, HEI Cap, Hall Effect, Aluminum Housing, Iron Gear, Ford, Lincoln, Mercury, 351ci, Cleveland, 429-460ci, Each

Part Number: SNE-565-343

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Distributor Caps, Holley EFI, Coil-on-Plug, Black Cap, Screw Down Style, Black, compatible with Dual-Sync Distributors, 200 Series, Each

Part Number: HLY-566-103

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Estimated Ship Date: Today

Convoluted Tubing, Wire Looms and Wire Sleeves, Holley EFI, Split Wire Loom, Black Nylon, Slip-on Insulation, 0.125 in. I.D., 50 ft. Long, Each

Part Number: HLY-573-101

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Engine Management Systems, Dominator EFI, 24-EV1 Injectors, 12-Coils, Analog/Digital, Drive-by-wire, 4x Cam Sensor, Chevy, 4.8-7.0L, 58x Crank, Kit

Part Number: HLY-550-659

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Estimated Ship Date: Jan 15, 2026 if ordered today

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Distributors, Holley EFI, Dual-Sync, Hall Effect, Computer-controlled, Male/HEI, Black Cap, Black Housing, Chrysler, Dodge, Plymouth, 4.5-5.9L, Each

Part Number: HLY-565-208BK

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Distributors, Holley EFI, Dual-Sync, Hall Effect, Computer-controlled, Male/HEI Cap, Steel Gear, Shiny Housing, Ford, Lincoln, Mercury, 5.8-7.5L, Each

Part Number: HLY-565-210

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Distributors, Sniper EFI, HyperSpark, HEI Cap, Hall Effect, Billet Housing, Shiny, Ignition Module, Chrysler, Dodge, Plymouth, Small Block, LA, Each

Part Number: SNE-565-304

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Transmission Harnesses, Holley EFI, Control Harness, F-Body, T-56 Tranny, Plug-and-Play, VSS, Reverse Lockout, for Terminator X, Max X ECUs, Each

Part Number: HLY-558-481

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Distributors, Sniper EFI, HyperSpark, HEI Cap, Hall Effect, Billet Housing, Black, Ignition Module, Buick, 215ci, 300ci, 340ci, 350ci, Each

Part Number: SNE-565-311BK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Distributer Caps, Hyperspark, Service Cap, HEI, Male, Screw Down, Stainless Contacts, Rynite, Black, for SNE-565-300 Distributor, Each

Part Number: HLY-565-30

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Computer Mounting Brackets, Holley EFI, HP, Terminator, Terminator X, ECU Mount Bracket, Steel, Black, Passenger Seat, Ford, Mustang, Fox Body, Each

Part Number: HLY-554-157

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Sensors, Replacement, Throttle Position, for Model 4500, Gen 3 Dominator, Sensor, Wire Harness, Hardware Included, Each

Part Number: HLY-534-214

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Adapter Harnesses, Holley EFI, MAP Sensor Adapter, 3-pin Delphi GT to 3-pin Delphi M/P 150 Connector, Plug-and-Play, LS Engine Harness, Each

Part Number: HLY-558-467

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Wiring Connector Replacement Parts, Holley EFI, Replacement, Terminal Pins, Super Seal, 18-16 gauge wire, 100-piece, Set

Part Number: HLY-571-136

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Wiring Connector Replacement Parts, Holley EFI, Replacement, Terminal Pins, Female, Super Seal, 24-20 gauge wire, 100-piece, Set

Part Number: HLY-571-135

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Gauge Wire Harnesses, Holley EFI, Replacement, Pro Dash Service Harness, Plug-and-Play, for 553-111, 553-112, Each

Part Number: HLY-558-446

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