1839437C95 3C3Z9C968AA

Injection Pressure Regulator (IPR) is a core pressure control valve in the HEUI diesel injection system. Controlled by PWM signals from the ECU, it regulates the movement of the valve spool and adjusts the high-pressure engine oil return flow to achieve precise control of Injection Control Pressure (ICP). Stable ICP pressure ensures reliable hydraulic actuation of the fuel injectors, improves injection pressure control accuracy, and enhances engine power performance, fuel economy, and emissions performance.

Precise Pressure Control —— Precisely regulates ICP pressure to ensure stable injector operation.

Fast Response Control —— Quickly responds to ECU commands for dynamic pressure adjustment.

Stable Injection Output —— Maintains stable pressure and improves engine operating smoothness.

High Pressure Resistance & Long Service Life —— Designed to withstand high-temperature and high-pressure environments for reliable long-term operation.

Stable & Reliable Quality —— Precision manufacturing and strict testing ensure consistent product performance.

1839437

1839437C95

3C3Z9C968

3C3Z9C968AA

63416

AP63416

CM5054

DA2251463

Applicable Models

International

International 3200 (Production Years: 2002–2004)

International 4200 (Production Years: 2002–2004)

International 4200LP (Production Years: 2003–2004)

International 4300 (Production Year: 2003)

International 4400 (Production Year: 2003)

International 1652SC (Production Year: 2004)

Applicable Engines:

Ford Power Stroke 6.0L VT365 Diesel Engine

Production Years:

2003–2004