Holley Ignitions & Electrical

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

Part Number: HLY-558-434

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Sensors, Replacement, O2 Sensor, Bosch, Wideband, 4-Wire, 0-1V Range, Thread-in Style, 4 Flat Female Harness, for Commander 950, Each

Part Number: HLY-534-198

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Alternators, Serpentine, 12 V, 105 amps, Natural, Bracket, Pulley, Belt, Fasteners, Ford, 7.3L Godzilla, Kit

Part Number: HLY-20-380

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Distributors, Sniper EFI, HyperSpark, HEI Cap, Hall Effect, Billet Housing, Polished, Ignition Module, Chevy, Big Block, Mark V, 427ci, 454ci, Each

Part Number: SNE-565-309

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Camshaft Sync Pickups, Hall Effect Sensor, with Bracket, 1/4 in.-20 Magnetic, 0.600 to 1 in. Raised Cam, External Dry Cam Drive, Chevy, Big Block, Kit

Part Number: HLY-556-121

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Distributors, Sniper EFI, HyperSpark, HEI Cap, Hall Effect, Aluminum Housing, Ignition Module, Chrysler, Dodge, Plymouth, Big Block, 350-400ci, Each

Part Number: SNE-565-345

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Transmission Harnesses, Holley EFI, Control Harness, Chrysler Transmission, 46RE, Plug-and-Play, for Terminator X Max System Only, Each

Part Number: HLY-558-473

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Distributors, Sniper EFI, HyperSpark, HEI Cap, Hall Effect, Aluminum Housing, Cast Gear, Ignition Module, Ford, Mercury, Windsor, 260-302ci, Each

Part Number: SNE-565-341

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Camshaft Sync Pickups, Hall Effect Sensor, with Bracket, 1/4 in.-20 Magnetic, 0.400 in. Raised Cam, External Dry Cam Drive, Chevy, Big Block, Kit

Part Number: HLY-556-120

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Camshaft Sync Pickups, Hall Effect Sensor, 3-wire, with Bracket, 1/4 in.-20 Flying Magnet, for External Dry Cam Drive, Ford, Early Model, Kit

Part Number: HLY-556-123

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Estimated Ship Date: Oct 16, 2025 if ordered today

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Crank Trigger Wheels, Holley EFI, Replacement, 12-1X, Hall Effect, 6.25 in. Diameter, Aluminum, Silver, Chevy, LS, Small Block, Each

Part Number: HLY-556-185

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Estimated Ship Date: Oct 16, 2025 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, 6.3L, 6.6L, Each

Part Number: HLY-565-209BK

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Estimated Ship Date: Oct 16, 2025 if ordered today

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Crank Trigger Wheels, Holley EFI, Replacement, 12-1X LS, Hall Effect, 7.5 in. Diameter, Aluminum, Silver, Universal, Each

Part Number: HLY-556-181

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Estimated Ship Date: Oct 16, 2025 if ordered today

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Distributors, Holley EFI, Dual-Sync, Hall Effect, Computer-controlled, Male/HEI, Black Cap, Steel Gear, Polished Housing, Oldsmobile, 4.3-7.5L, Each

Part Number: HLY-565-206

3.2 out of 5 stars ( 5 )

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Data Acquisition, Holley EFI, Single-channel, CAN EGT, 1/4 in. Stainless Bung, 1/4 in. Probe, Unterminated Output, Non-Holley Installations, Kit

Part Number: HLY-554-184A

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Estimated Ship Date: Oct 16, 2025 if ordered today

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Distributors, Holley EFI, Dual-Sync, Hall Effect, Computer-controlled, Male/HEI, Black Cap, Shiny Housing, Chrysler, Dodge, Plymouth, 6.3L, 6.6L, Each

Part Number: HLY-565-209

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Estimated Ship Date: Oct 16, 2025 if ordered today

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Crank Trigger Wheels, Holley EFI, Replacement, 12-1X LS, Hall Effect, 6.56 in. Diameter, Aluminum, Silver, Chevy, Gen III, IV, Engines, Each

Part Number: HLY-556-183

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Estimated Ship Date: Oct 16, 2025 if ordered today

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SERVICE HARNESS, STANDALONE PRO DASH

Part Number: HLY-558-457

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Estimated Ship Date: Oct 20, 2025 if ordered today

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