BK2Q-9E926-AC Engine Intake System Throttle Body for Ford Transit V348 The BK2Q-9E926-AC Throttle Body is designed for the Ford Transit V348 with 4D22 diesel engine. It is an important component of the engine intake system, helping regulate airflow through the intake system according to engine operating conditions. A properly functioning throttle body supports stable engine operation and effective air management. This replacement throttle body is suitable for vehicle repair,