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300-224 | STUD KIT, LT1 HI-RAM IM MOUNTINGclose
LT1 Hi-Ram Intake Manifold Stud Kit, Cylinder Head to IntakeFeatures:Stud Kit – Cylinder Head to IntakeIncludes: Studs (Qty 10), Washers (Qty 10), Nuts (Qty 10)BrandHolley EFIEmission Code5EngineGM Gen V LT1Product TypeManifoldType of ComponentStud KitWarrantyLimited 90 DayPart Number300-2245This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controll..
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41171HKR | HOOKER 2.5 INCH V-BAND CLAMP WITH SS FLAclose
STAINLESS STEEL V-BAND CLAMPS W/FLANGES Hooker's newest V-band clamps with 2 stainless steel flanges allow header and exhaust builders to build a clean connection using a strong V-Band Clamp. Designed for slip fit connections, these clamps provide a leak-free connection and enhanced exhaust system serviceability. Made from high grade stainless steel and offered in either 2.5" or 3" diameter sizes..
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41174HKR | HOOKER 3 INCH V-BAND CLAMP WITH SS FLANGclose
STAINLESS STEEL V-BAND CLAMPS W/FLANGES Hooker's newest V-band clamps with 2 stainless steel flanges allow header and exhaust builders to build a clean connection using a strong V-Band Clamp. Designed for slip fit connections, these clamps provide a leak-free connection and enhanced exhaust system serviceability. Made from high grade stainless steel and offered in either 2.5" or 3" diameter sizes..
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508-25 | IM GASKET SET, O-RING LT1close
Replacement Intake Manifold Gaskets for Head to Intake Flange (includes 8 O-Rings). Fits Holley LT1 Intakes Only.Features:Replacement LT1 O'Ring Kit for Port to HeadBrandHolleyEmission Code5EngineGM Gen V LT1Product TypeIntake Gasket SetType of ComponentGaskets & SealsPart Number508-25..
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512-515 | MPFI FUEL PRES REG - NON-ADJ - 43 PSIclose
Holley fuel injection pressure regulators are designed to provide the correct fuel pressure for any high performance fuel injected vehicle. They're made to bolt in the stock location, so install is a snap! This regulator is also a replacement regulator for the Holley Commander 950 MPFI system.AdjustableNon-AdjustableApplication1984-1987 Buick GN / RegalBrandHolleyEmission Code4FinishBlack Anodiz..
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534-224 | FUEL RAIL KIT, LT1 HI-RAMclose
This fuel rail kit is specifically designed to work with the Holley GM Gen V LT1 EnginesFeatures:Replacement Fuel Rail KitBrandHolley EFIEmission Code4EngineGM Gen V LT1Fuel SystemEFIProduct TypeFuel Rail KitType of ComponentFuel RailPart Number534-224..
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553-126 | 2-1/16 VOLTAGE GAUGE, 0-18V, CAN, BLACKclose
These analog-style gauges are designed specifically for use with Holley EFI systems. They are compatible with all Terminator, HP, and Dominator ECU's, allowing them to be installed in a variety of Holley EFI equipped vehicles. CAN-bus communication allows the gauges to daisy chain using the included stereo cables, making installation quick and clean. The required gauge module (P/N 554-130) allows ..
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553-127 | 2-1/16 OIL PRESSURE GAUGE, 0-100PSI, CANclose
These analog-style gauges are designed specifically for use with Holley EFI systems. They are compatible with all Terminator, HP, and Dominator ECU's, allowing them to be installed in a variety of Holley EFI equipped vehicles. CAN-bus communication allows the gauges to daisy chain using the included stereo cables, making installation quick and clean. The required gauge module (P/N 554-130) allows ..
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553-128 | 2-1/16 COOLANT TEMP GAUGE, 120-260F, CANclose
These analog-style gauges are designed specifically for use with Holley EFI systems. They are compatible with all Terminator, HP, and Dominator ECU's, allowing them to be installed in a variety of Holley EFI equipped vehicles. CAN-bus communication allows the gauges to daisy chain using the included stereo cables, making installation quick and clean. The required gauge module (P/N 554-130) allows ..
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553-129 | 2-1/16 FUEL PRESSURE GAUGE, 0-100PSI, CAclose
These analog-style gauges are designed specifically for use with Holley EFI systems. They are compatible with all Terminator, HP, and Dominator ECU's, allowing them to be installed in a variety of Holley EFI equipped vehicles. CAN-bus communication allows the gauges to daisy chain using the included stereo cables, making installation quick and clean. The required gauge module (P/N 554-130) allows ..
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553-130 | 2-1/16 VACUUM/BOOST GAUGE, 30INHG-30PSI,close
These analog-style gauges are designed specifically for use with Holley EFI systems. They are compatible with all Terminator, HP, and Dominator ECU's, allowing them to be installed in a variety of Holley EFI equipped vehicles. CAN-bus communication allows the gauges to daisy chain using the included stereo cables, making installation quick and clean. The required gauge module (P/N 554-130) allows ..
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553-143 | 1 FT DAISY CHAIN CABLEclose
Includes a single 1 ft. Daisy Chain cable for use with Holley EFI Analog Style CAN Gauges. Features:1 ft. daisy chain cable used to link together Holley EFI Analog Style CAN GaugesBrandHolley EFIEmission Code5Product TypeGauge HarnessesPart Number553-143..
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553-145BK | 2-1/16 BEZELS, BLACK, PACK OF 3close
Stock Replacement Bezels for Holley EFI Analog Style Gauges, Pack of 3Features:CNC billet aluminum with black anodized finishThreaded for simple screw-on replacementBrandHolley EFIEmission Code5Product TypeGauge BezelPart Number553-145BK..
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553-145SB | 2-1/16 BEZELS, SILVER, BOLD, PACK OF 3close
These bold style bezels are a custom option to replace to stock bezel on Holley EFI Analog Style Gauges. They are thicker than the stock bezel and come in packs of 3.Features:CNC billet aluminum with clear anodized finishThreaded for simple screw-on replacementBold style bezel is thicker than stockBrandHolley EFIEmission Code5Product TypeGauge BezelPart Number553-145SB..
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554-124 | CRANK SENSOR, HE, M12X1 FERROUS TARGETclose
Every racer around is well aware that the crank sensor is an integral part of the fuel injection system. Holley's EFI Crankshaft Signal Sensor is designed to generate an RPM input signal to the ECU when used in ferrous target crank trigger setups. This sensor is a Hall Effect sensor, meaning it outputs a digital square wave signal, which is ideal for use with most Electronic Fuel Injection Syste..
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554-125 | CAM SYNC SENSOR, HE, M12X1 FLYING MAGNETclose
Holley EFI Cam Sync Signal is designed to generate a cam sync input signal to the ECU when used in flying magnet cam trigger setups. This sensor is a Hall Effect sensor, meaning it outputs a square wave signal, which is ideal for use with most electronic fuel injection systems. Features:3 wire hall-effect camshaft sensor, generates digital square-wave signalFor use with flying magnet targets only ..
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554-126 | FLYING MAGNET TARGET, CAM SYNCclose
Holley EFI Flying Magnet Target was designed to provide a flying magnet trigger for cam sync signal sensors like Holley P/N 554-125 when used with dry timing belt cam drive systems.Features:Provides a flying magnet trigger for cam sensors like Holley P/N 554-125 when used with internal and external cam drive systemsStainless steel ¼-20 x 3/8” screw with stainless steel split lock washerHigh-temp, ..
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554-127 | CAM SYNC SENSOR KIT, (HE SENSOR & MAG TAclose
Cam Sync Sensor Kit; Complete with Cam Sync Flying Magnet Target and Hall Effect Cam Sync Sensor; M12x1Features:3 wire hall-effect camshaft sensor, generates digital square-wave signalIncludes stainless steel flying magnet target w/ 1/4”-20 x 3/8" threads, high-temp, rare earth magnet, and stainless steel lock washerCan work with internal and external cam drive systems (i.e. gear, chain, and belt ..
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554-128 | TRANSBRAKE INPUT PROTECTION MODULEclose
554-128 is a device that allows for an ECU input to be safely connected directly to the +12V side of the transbrake solenoid. This device protects the ECU input from damaging flyback voltage which occurs when the transbrake is released. Not using this device will cause damage to the ECU over time. Features:554-128 is a device that allows for an ECU input to be safely connected directly to the +12..
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554-130 | EFI GAUGE MODULEclose
One plug and play gauge module (P/N 554-130) is required per set of CAN gauges. User can daisy chain as many gauges as they choose; all gauge data supplied through a one-wire ECU connection.Features:One module required per set of Holley EFI Analog Style CAN GaugesStereo style connector and pre-pinned ECU wire (to J1-A15) for easy plug and play installationBrandHolley EFIEmission Code5Product TypeG..
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