Holley 3 Bar Map Sensor Wiring

Also great for use with ls hi ram intakes that require an ls3 map sensor.

Holley 3 bar map sensor wiring.

Map sensor information for the ecu calibration crucial information for the ecu. Map sensor wiring. Ac delco 12643955 4 bar 0 4 5v map sensor follow us on instagram honeybadgerobs alexchase154. If i want to use a holley 3 5 or 5 bar map sensor where is the best place to run it and how do i wire it.

Holley carburetors have powered every nascar cup team and nearly every nhra pro stock champion for four decades. This manual contains information and diagrams related to wiring most holley efi products including ecu s ignition systems nitrous. They all share a common pinout although the connector keying may be different. A22 cam sync input ignition bypass output b22 est 3 output cylinder 3 a23 map sensor input b23 est 5 output cylinder 5 a24 can lo b24 est 7 output cylinder 7 a25 wb1 vs b25 injector c output.

Holley has been the undisputed leader in fuel systems for over 100 years. Now holley efi products power these cars and are dominating the performance world. This sensor will respond to changes in manifold pressures and relay the information to the ecu in the form of a voltage signal ranging from 1 5 volts. This sensor will handle applications up to 25 lbs.

Part 558 416 will be required when using a holley efi system. View profile view forum posts view blog entries administrator join date dec 2009. Stainless pressure sensor caliper use a ss pressure sensor where you need exact details of the pressure. The pressure inside the intake manifold is an extremely important input to the ecu.

They re available in 1 2 and 3 bar models. 3 bar map sensors can measure up to 44 1psi which translates to 29 7psi boost from a turbo supercharger. 09 12 2016 12 24 am 2. Holley efi ls main harnesses have a map sensor connecter designed for use with an ls1 2 style map sensor.