This is a Cosworth style 3-Bar MAP sensor, used for measuring manifold pressure. Capable of reading up to 2-bar (30psi) of boost. Ideal for using with the ME221 & ME442 ECU.
It uses a 3mm barb for the vacuum line fitting, and a 3-pin mini timer connector for electrical connection.
The pin-out is:
1- VREF (5V)
3- Signal Out