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554-117 | SENSOR & PIGTAILclose
This sensor is designed to trigger from a ferrous metal (magnetic steel) target, such as Holley's 60-2 crank trigger wheels. It can also be used for a cam sensor trigger and other applications.BrandHolley EFIEmission Code5Product TypeHall Effect SensorPart Number554-117..
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554-118 | CRANK SENSOR, HE, FLYING MAGNETclose
P/N 554-118 is designed as a drop-in sensor replacement for flying magnet crank trigger setups using a 3/4-16" threaded magnetic sensor. 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. This sensor is to only be used with a trigger wheel with "flying magnets". It does not detect a ferrous steel target...
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554-119 | HOLLEY EFI TERMINATOR ECUclose
An EFI System so easy and powerful you'll think it's alive! Simply bolt it on, feed it a few basic answers and let Terminator EFI take control of your ride! Features:ECU onlyEasy to installNo computer experience requiredSimple multiple choice set–up wizardSelf–tunes while you driveUpgradable to complete laptop control without buying another ECUBrandHolley EFIEmission Code4Product TypeTerminator EC..
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554-120 | MAP SENSOR, TERMINATOR 1 BARclose
Replacement 1 bar MAP sensor for Terminator EFI.BrandHolley EFIEmission Code5Product TypeMAP SensorPart Number554-120..
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554-121 | AIR TEMP SENSOR, TERMINATORclose
Replacement Air Temperature Sensor for Terminator EFI.BrandHolley EFIEmission Code5Product TypeTemperature SensorPart Number554-121..
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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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554-131 | TACH INPUT CONDITIONERclose
Designed to eliminate jittery tach signals when using points/tach pin B5 to provide RPM to the 7" Standalone Digital DashBrandHolley EFIEmission Code5Product TypeEFI PartPart Number554-131..
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554-133 | MAP SENSOR - 1 BARclose
1 Bar Map Sensor, 1/8-27 NPT Features:Stainless steel constructionComes with mating connector for custom configurationsLinear voltage output of 0.5-4.5 voltsBrandHolley EFIEmission Code5Product TypeMAP SensorPart Number554-133..
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554-134 | MAP SENSOR - 3.5 BARclose
3.5 Bar Map Sensor, 1/8-27 NPT Features:Stainless steel constructionComes with mating connector for custom configurationsLinear voltage output of 0.5-4.5 voltsBrandHolley EFIEmission Code5Product TypeMAP SensorPart Number554-134..
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554-135 | MAP SENSOR - 7 BARclose
7 Bar Map Sensor, 1/8-27 NPT Features:Stainless steel constructionComes with mating connector for custom configurationsLinear voltage output of 0.5-4.5 voltsBrandHolley EFIEmission Code5Product TypeMAP SensorPart Number554-135..
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554-136 | 500 PSI PRESSURE TRANSDUCERclose
500 PSI Pressure Transducer 1/8-27 NPT Features:Stainless steel constructionComes with mating connector for custom configurationsLinear voltage output of 0.5-4.5 voltsBrandHolley EFIEmission Code5Product TypePressure Senser - TransducerPart Number554-136..
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554-137 | 3000 PSI PRESSURE TRANSDUCERclose
3000 PSI Pressure Transducer 1/8-27 NPT Features:Stainless steel constructionComes with mating connector for custom configurationsLinear voltage output of 0.5-4.5 voltsBrandHolley EFIEmission Code5Product TypePressure Senser - TransducerPart Number554-137..
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554-138 | 100 PSI / -40C TO 105C - SENSOR COMBOclose
100 PSI / -40C TO 105C - SENSOR COMBO Features:Stainless steel constructionComes with mating connector for custom configurationsLinear voltage output of 0.5-4.5 voltsBrandHolley EFIEmission Code5Product TypeCombination Pressure - Temperature Sensor - TransducerPart Number554-138..
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554-155 | WBO2 SENSOR, SNIPER TBIclose
Replacement Bosch Wideband Oxygen sensor for Sniper EFI Systems.Features:Anti-Seize pre-applied to sensor threads.Service Oxygen Sensor for 550-510/550-511/550-516 and 550-510K/550-511K/550-516KBrandHolley Sniper EFIEmission Code4Product TypeOxygen SensorPart Number554-155..
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554-170 | CURRENT TRANSDUCER 30/350AMP DUAL RANGEclose
Introducing the latest sensors to the Holley EFI line up – Current Transducers. These high-quality transducers can be easily installed to monitor the amp draw from any mission-critical component, such as fuel pumps, alternators, electric water pumps, or even inductive ignition coils. Both of the Holley EFI Current Transducers are dual range, meaning they can monitor both high and low amp current d..
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554-171 | CURRENT TRANSDUCER 50/200AMP DUAL RANGEclose
Introducing the latest sensors to the Holley EFI line up – Current Transducers. These high-quality transducers can be easily installed to monitor the amp draw from any mission-critical component, such as fuel pumps, alternators, electric water pumps, or even inductive ignition coils. Both of the Holley EFI Current Transducers are dual range, meaning they can monitor both high and low amp current d..
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