HOLLEY

HOLLEY

Holley 558-200 EFI Wiring Harness Bosch Style Injectors

Part # 558-200

Plug-InPlastic6.5 inGasolineWiring HarnessBlack4.2 inBosch EV1 to Holley Dominator EFI0.65 lb5.8 in

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HOLLEY

Holley 558-321 For GM LS Coil Sub Harnesses Factory Replacement Ignition Wiring

Part # 558-321

Fits Stock LS Coil Harness10.9 inOEM-spec (approx. 18-20 AWG, with loom included)Engine Bay / Ignition2.3 in12VFemale / Male (stock harness to coil harness)810.75 inBlackOEM-Grade Plastic with Protective Loom2.3 inPlastic Loom / Heat-Resistant SleeveIgnition Wire Harness ConnectorStandard OEM (not high/low impedance sensitive)

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HOLLEY

Holley 558-400 J1A/B I/O Connector for Dominator EFI System Wiring Harness

Part # 558-400

MFISpeed Density | Speed ThrottleYesAuxiliary

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HOLLEY

Holley 558-443 Sniper EFI CAN to USB Dongle Data Cable 8ft Black Terminator X

Part # 558-443

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HOLLEY

Holley 558-463 Wideband Wiring Harness Adapter Terminator X EFI O2 Sensor

Part # 558-463

NaturalFront

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HOLLEY

Holley 558-483 Terminator X Bluetooth Module Live Tuning Smartphone Control

Part # 558-483

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HOLLEY

Holley 558-491 Sniper EFI 10-Pin I/O Wiring Harness Fuel Injection System

Part # 558-491

EFI6.5" x 6" x 4.2"YesYesInput / Output Wiring HarnessAuxiliary10-Pin Plug

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Holley 558-495 Sniper 2 CAN to USB Communication Cable 8 ft for EFI Kit

Part # 558-495

CAN Plug (Male, 4-Pin, Straight)8 ft (96 in)GasolineBlack3.2 inMale to Male (CAN Plug to USB)4.4 inPlug-InBlack4.8 × 4.4 × 3.2 inRubber-Coated PlasticUSB Interface (Male, Straight)Communication Cable / EFI Tuning InterfaceSniper 2 EFI CAN to USB Communication Cable 8 ftCommunication / Data Transfer0.25 lb (0.11 kg)

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HOLLEY

Holley 565-303 Hyperspark EFI Distributor for Big Block Ford BBF

Part # 565-303

Electronic DistributorBlack Cap / Polished HousingBillet AluminumMagneticElectronicCap Style: Male HEIBlackBillet AluminumPolishedIronStandardYesYes

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HOLLEY

Holley 6-510 Needle And Seat Kit 0.110in Viton For Holley Carb

Part # 6-510

Needle And Seat KitBrass0.11 inVitonNaturalYes1Stainless

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HOLLEY

Holley 6-522 Fuel Inlet Needle and Seat .130 Viton for 4BBL Carb Pair

Part # 6-522

YesYesFuel Inlet Needle and Seat Assembly2NaturalBrass0.13 inYesNeedle And Seat AssemblyViton4Composite

HOLLEY

Holley 6.5 Power Valve Standard Flow Single Stage 125-65

Part # 125-65

Compressed FiberPower ValveAlcohol6.5 HG21Yes

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