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CP1 High Pressure Fuel Pump Repair Kit – Spring & Retainer Set

CP1 High Pressure Fuel Pump Repair Kit – Spring & Retainer Set

Regular price $12.87 USD
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Part Number: DX4100275
Application: Bosch CP1 High-Pressure Diesel Injection Pumps
Compatible Pump Models: 0445010024, 0445010010, 0445010030, 0445010162, 0445010272, 0445010275


Product Description
This complete repair kit includes the essential components for servicing Bosch CP1 high-pressure fuel pumps. The included springs and retainers help restore factory-spec performance by correcting fuel pressure issues caused by internal wear or fatigue.

Designed for professionals and diesel service shops, this rebuild kit fits a range of CP1 pumps found in global diesel platforms. While limited in U.S. passenger vehicles, this part is widely used in international Mercedes-Benz, Chevrolet, Opel, and GM models as well as grey-market or imported Sprinter vans equipped with OM611/OM646 diesel engines.


Kit Includes
  • Fuel pressure control valve springs
  • Pump retainers and bushings
  • High-temperature O-rings and seals
  • Diaphragm check valve retainers
All parts are manufactured to meet or exceed OEM specifications for diesel pump rebuilds.


OEM Cross References
  • Bosch F 00R 0P1 735, F 01M 100 275, F 01M 101 454
  • Mercedes-Benz A 660 078 00 80
  • Pumps: 0 445 010 010, 0 445 010 024, 0 445 010 030, 0 445 010 162, 0 445 010 272
Engine Compatibility: OM611 / OM646 diesel engines
Common Applications: Mercedes Sprinter 311, 313, 413 CDI (2001–2012), GM S10 / Tracker 2.0 (non-U.S.), Opel Movano, and various global light-duty diesels


Why Choose This Kit?
  • Restores CP1 fuel pump performance and pressure regulation
  • Ideal for export diesel platforms and non-U.S. vehicle repair
  • Used by professional rebuilders and injection pump specialists
  • Cost-effective solution for common CP1 failures

Professional Diesel Rebuild Solution
Whether you're rebuilding imported Sprinter diesel pumps or supporting international fleets, this CP1 spring and retainer kit ensures dependable fuel delivery and optimal performance.
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