Bosch 0986437334 Common Rail Diesel Fuel Injection Pump - CP3

The Bosch 0986437334 is a CP3 common rail fuel injection pump designed for Cummins ISB and QSB 6.7L diesel engines. This genuine Bosch component serves as the heart of your diesel fuel system, delivering precise high-pressure fuel to your injectors for optimal engine performance and efficiency.

Key Features:

• High-pressure fuel delivery capable of generating up to 24,000 PSI for common rail systems
• Radial 3-piston pump design with integrated gearotor pump for reliable operation
• Features metering unit (MPROP/FCA) that regulates maximum flow rate to the rail
• Mechanical pump type with cascade overflow valve for pressure regulation
• Three high-pressure ports for fuel distribution
• Includes O-ring seal for proper installation

About Bosch Quality:

Bosch is the leading OE supplier of diesel fuel systems, known for precision engineering and thorough testing. All pumps undergo end-of-line testing using exact OE specifications to ensure they meet or exceed original equipment performance standards. This pump may be new or remanufactured by Bosch to factory specifications.

Common Applications:

Compatible OEM part numbers include 0445020047, 0445020076, 0445020106, 0445020146, 3978275, 4940421, 4944084, 4944110, 68002013AA, 68027022AA, and many others. This pump is commonly used in Ram pickup trucks with Cummins 6.7L engines.

Performance Impact:

The performance of your truck can be directly traced back to its injection pump. Poor injection pressure can cause hard starts, low performance, and decreased economy. Maintaining a properly functioning CP3 pump is essential for reliable diesel operation.

Note: This is a core-required item. A refundable core charge may apply, which is returned upon receipt of your rebuildable old pump.