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Cummins ISDE Cylinder Block

Overview: Reflecting Cummins’ technology leadership, the Ruich Value aftermarket Cummins ISDE cylinder block is the premier choice for rebuilding modern electronic diesel engines. Manufactured using advanced casting techniques and high-strength materials, this block is built for durability and performance. It serves as a direct aftermarket replacement for OEM part number 5258625, ensuring perfect compatibility with ISDE4.5 and ISDE6.7 platforms. With precision engineering at its core, this cylinder block meets the demands of high-pressure common-rail systems, making it the ideal solution for fleet maintenance of Dongfeng, Foton, and other commercial vehicles to restore original efficiency and power.

Specifications & Features

Attribute Details
OEM Numbers 5258625, 4946370, 3973260 (check specific engine model)
Engine Model Compatibility Cummins ISDE4.5, ISDE6.7 (e.g., ISDe185, ISDe210, ISDe270)
Material High-Strength Cast Iron
Weight ~380-450 kg (typical reference depending on model)
Bore x Stroke 107 mm x 124 mm
Cylinder Count 4 (ISDE4.5) or 6 (ISDE6.7)
Key Features
  • • Structurally enhanced for high combustion pressures of common-rail systems.
  • • Precision-machined for superior sealing and component alignment.
  • • Excellent heat dissipation for improved engine reliability.

Compatible Engine Models and Applications

Engine Model Application Field Typical Equipment Brands & Models
ISDE4.5 / ISDE6.7 Medium-Duty Trucks Dongfeng Kinland/Tianjin, Foton Auman, JAC Gallop
ISDE4.5 / ISDE6.7 City & Intercity Buses Yutong, King Long, Higer, Golden Dragon
ISDE4.5 Construction Equipment Liugong, SANY, XCMG (Excavators, Loaders)
ISDE6.7 Power Generation Cummins Power Generation Gensets

Why Choose Ruich Value?

  • Engineered for Durability: Our blocks are built to handle the high stresses of modern engines, ensuring long-term service life.
  • Technology Leadership: We provide parts that match the advanced technology of engines like the ISDE, ensuring full compatibility.
  • Precision Fitment Guaranteed: Meticulous precision engineering guarantees our blocks match OEM specifications for a seamless installation.
  • Wholesale Solutions: We offer Cummins medium-duty truck cylinder block wholesale solutions for global distributors and fleets.
  • Restore Peak Performance: A high-quality block is the key to restoring your engine’s original power, reliability, and fuel efficiency.

Cummins Cylinder Block Range

Ruich Value supplies a dedicated range of Cummins cylinder blocks, including high-quality cast iron replacements for modern electronic engines. Our catalog covers key engine families such as the ISDE, ISBE, ISF, and ISL series as below. For a complete cross-reference of our Cummins ISDE cylinder block and other models, please contact our sales team with your OEM part number.

ModelModelModelModel
4B/4BTISL/QSL9.3/6LT-9.3ISGISX/QSX15
6B/6BT/6D102QSC8.3ISLEISC
6C/6CT
(single thermostat)

X15K19ISDE4.5
6CT
(double thermostat)
NT855ISF2.8ISDE6.7
6L/6LTISM11ISF3.8ISB6 E3
ISB4.5ISB6.7QSB3.3

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