Main part 4327238 engine speed sensor features replaceable part numbers 2872359 and 3408472, applicable for Cummins QSK23, QSK45, QSK60, QSK78, QSK95, QST30 and QSV91 engines. It captures real?time crankshaft rotational speed signals and feeds accurate data to ECU. Anti?interference shell shields signals from engine electromagnetic noise, supporting correct fuel injection timing.
