4298515 | Cummins ISX/X15 150MM Cylinder Block, New | 5473345

4298515 | Cummins ISX / X15 150MM Cylinder Block, New

Product Overview

The 4298515 Cummins ISX/X15  150MM Cylinder Block is a factory-new heavy-duty diesel engine block engineered for durability, precision, and long-term reliability. Manufactured from entirely new cast material with no recycled core components, this block provides a strong and consistent foundation for professional engine rebuilds and fleet applications.

Designed for Cummins ISX and X15 engines, this cylinder block features precision CNC-machined critical surfaces to ensure accurate alignment, superior sealing, and dependable engine performance under demanding operating conditions.

Application

Compatible Engines:

• Cummins ISX
• Cummins X15
• 150MM Platforms

Common Applications:

• Heavy-duty on-highway trucks
• Fleet rebuild programs
• Commercial and vocational diesel applications

Key Features

• Factory-new cylinder block — not remanufactured
• Manufactured from new cast material with no prior service history
• Precision CNC-machined decks, main bores, and sealing surfaces
• Eliminates remanufacturing variables and tolerance stacking
• Supports long-term durability and engine reliability
• Ideal for in-frame and out-of-frame rebuilds
• Compatible with OEM-spec components and configurations
• Built for heavy-duty diesel performance

Why Choose Factory-New
Unlike remanufactured blocks, this factory-new cylinder block has no previous machining cycles, heat fatigue, or unknown operating history. The result is improved dimensional consistency, predictable build quality, and maximum service life for demanding diesel engine applications.

Quality Commitment
Manufactured in ISO 9001:2015 certified facilities, each cylinder block undergoes strict inspection and quality control processes to ensure structural integrity, dimensional accuracy, and reliable long-term performance.

Any mention of OEM names or OEM product ID numbers/descriptions/model numbers is intended for identification purposes only and does not indicate that it is an OEM part.