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$2,465.95
$1,997.06
Holley 550-406 Terminator EFI 4bbl Throttle Body Fuel Injection System
Holley 550-406 Terminator EFI 4bbl Throttle Body Fuel Injection System

Holley 550-406 Terminator EFI 4bbl Throttle Body Fuel Injection System

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Holley 550-406 Terminator EFI 4bbl Throttle Body Fuel Injection System
Holley 550-406 Terminator EFI 4bbl Throttle Body Fuel Injection System
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We estimate this item will ship on or before December 14th.
Part # 425550406
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$1,997.06
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Important Messages:

  • This item ships directly from the manufacturer. It may take an additional 2 business days for Holley to ship this item.
  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
  • This item ships via Ground Shipping only. Expedited and Air shipping options are not available.

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GTIN Code:
090127685099

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HolleyDAYS are here again! SAVE up to 20% on this part and hundreds of other Holley brands during the 2018 HolleyDAYS sale 11/15/18-12/31/18.

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! Easy to install No computer experience required - Handheld tuner included - Simple multiple choice set-up wizard Self-tunes while you drive Upgradable to complete laptop control without buying another ECU Carburetor replacement EFI from the fuel systems experts!

  • Fully self-tuning ECU - No laptop required
  • Trouble-free performance with today™s fuels - put an end to vapor lock and fuel varnish problems!
  • Terminator ECU can be EASILY updated to Holley HP ECU specs with a free online software download. ECU can then be used for LSX, boosted, nitrous, and many other applications in the future as you desire!
  • ECU fully potted and sealed for protection from vibration, dust and moisture
  • Provides ignition timing control on engines with Small Cap HEI and Ford TFI distributors (requires adapter)
  • 80 lb/hr injectors support 250-600 HP engines
  • Fits any square (Holley 4150) flanged intake
  • Connections for Ford, GM TH350 and 700R4, and other transmission linkages
  • Serviceable sensors integrated into throttle body and pre-wired for a simple one-click connection - don™t get stranded by competitive designs
  • Patent pending annular discharge fuel ring for maximum flow and optimum fuel atomization - No restrictions or delay in fuel flow like booster designs
  • 950 CFM Throttle Body with CFD computer designed air-entry area taken from Holley™s famous NASCAR® throttle body - as found on all NASCAR Sprint Cup Series cars
  • Virtually maintenance free - keeps your vehicle reliable and ready to drive
  • Self-tunes instantly to deliver the perfect air/fuel mixture in real time for optimized fuel economy and power
  • Industry leading tech support - free!
Some parts are not legal for use in California or other states with similar laws/regulations

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  • After installing the intake manifold and carbs on his 8BA, Heath P. continues on to the fuel and throttle setup. See how he mounts each part while making modifications to complete the install.
  • Do you have carbs sitting on the shelf waiting to be put on? Heath talks about the preparation and parts needed to install a set of Super 9-7 Carbs on his 1949 Flathead 8BA V8 Model A.
  • One of the most important parts of your racing operation is the engine. This article gives a detailed overview on how to maintain your engine to get the most out of it for as long as possible. Also learn some tips to prolong the life of your engine.

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