Fleece Performance FPE-61-10001-D-CL Freedom Series Duramax Cylinder Head with Cupless Injector Bore for 2001-2004 LB7 (Driver Side)

Fleece Performance FPE-61-10001-D-CL

The Fleece Performance FPE-61-10001-D-CL Freedom Series Duramax Cylinder Head is a high-quality replacement component designed for the driver side of 2001-2004 GM 6.6L Duramax LB7 engines. This cylinder head features a cupless injector bore design, eliminating the need for injector cups and enhancing reliability.

Product Highlights

• Cupless injector bore design: Eliminates injector cups, reducing potential failure points and enhancing reliability
• New aluminum casting for structural integrity and longevity
• New valves, valve guides, springs, and valve seals for optimal performance and durability
• CNC-cut, multi-angle valve job to enhance airflow and engine efficiency
• Fully assembled and ready for installation to streamline the replacement process

Detailed Product Description

The Fleece Performance FPE-61-10001-D-CL Freedom Series Duramax Cylinder Head is meticulously crafted to meet or exceed OEM standards. The cupless injector bore design eliminates the need for injector cups, reducing potential failure points and enhancing overall engine reliability. Each cylinder head is assembled from a new aluminum casting and is equipped with new valves, valve guides, springs, and valve seals. The CNC-cut, multi-angle valve job enhances airflow and engine efficiency, contributing to improved performance. This cylinder head arrives fully assembled and ready for installation, simplifying the replacement process.

Installation Notes

• Compatibility: Designed specifically for the driver side of 2001-2004 GM 6.6L Duramax LB7 engines
• Head Gasket: Not included; recommended to use GM part number 12637785 (Grade C, Left)
• Valve Lash Adjustment: Mandatory during installation to ensure proper engine operation
• Injector Installation: Due to the cupless design, ensure proper sealing of injectors during installation

The Fleece Performance FPE-61-10001-D-CL Freedom Series Duramax Cylinder Head with Cupless Injector Bore offers a reliable and durable solution for those seeking to maintain or enhance their Duramax engine's performance and longevity.