Haltech Elite 550 ECU - HT-150400 wheels Some vehicles may need an

Some vehicles may need an aftermarket crank/cam angle disc if the vehicle's factory crank/cam pattern is not officially supported by AEM

780" Gram Wt 535 Torque Specs 45 ft lbs - 3/8"

It also has more defined edges which can provide a cleaner signal

5 times the traction limit of the wheel with the least traction (slipping wheel)

Part Number: HT-150401

Haltech Elite 550 ECU - HT-150400 wheels Some vehicles may need anHaltech Elite 550 ECU Part Number: HT 150400 Outputs: Up to 4 injector and 4 ignition. Suits: Universal 1 8 cylinder or 2 rotor applications. Includes: Elite 550 ECU, Waterproof USB cap, USB programming cable. Notes: Haltech's entry level, single connector ECU. Ideal for basic 4 cylinder or 2 rotor engine applications and basic EFI conversions. ECU OVERVIEW The Elite 550 is a simple yet powerful ECU ideal for basic 4 to 8 cylinder or 1 2 rotor engine