Fleece Freedom Series Cummins Cylinder Head – Performance (FPE-61-10008) for 2007.5-2018 Cummins 6.7L

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The Fleece Freedom Series Cummins Cylinder Head (FPE-61-10008) is a high-performance upgrade for 2007.5–2018 6.7L Cummins engines, offering enhanced durability, airflow, and power. Fully assembled with upgraded components like oversized valve seats, new valves, springs, and seals, it’s built for reliability under high boost and heat. Designed to meet or exceed OEM specs, it provides a direct-fit solution ideal for towing, performance builds, or competition use.

Core Charge*

Total: $3,899.00
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Description

The Fleece Freedom Series Cummins Cylinder Head – Performance (FPE-61-10008) is a premium upgrade designed for 2007.5 to 2018 6.7L Cummins engines, delivering exceptional durability and enhanced performance. Engineered with precision, this cylinder head features improved airflow characteristics to support higher horsepower and torque levels, making it ideal for performance enthusiasts and heavy-duty applications alike. It comes fully assembled with hardened, oversized valve seats, new valves, valve springs, and seals, ensuring superior reliability under increased boost and heat conditions. Built to meet or exceed OEM specifications, the Freedom Series Performance Head offers a direct-fit solution, minimizing downtime while maximizing engine potential. Whether you’re seeking better towing capabilities or preparing for competition-level builds, Fleece provides a trusted, high-quality solution with this performance cylinder head.

Additional information
Weight 206 lbs
Dimensions 35 × 17 × 11 in
Fitment

Fitment

  • 2007.5 Dodge Ram 2500/3500 6.7L 24V Cummins
  • 2008 Dodge Ram 2500/3500 6.7L 24V Cummins
  • 2009 Dodge Ram 2500/3500 6.7L 24V Cummins
  • 2010 Ram 2500/3500 6.7L 24V Cummins
  • 2011 Ram 2500/3500 6.7L 24V Cummins
  • 2012 Ram 2500/3500 6.7L 24V Cummins
  • 2013 Ram 2500/3500 6.7L 24V Cummins
  • 2014 Ram 2500/3500 6.7L 24V Cummins
  • 2015 Ram 2500/3500 6.7L 24V Cummins
  • 2016 Ram 2500/3500 6.7L 24V Cummins
  • 2017 Ram 2500/3500 6.7L 24V Cummins
  • 2018 Ram 2500/3500 6.7L 24V Cummins
Features

Features

  • Fire ring the cylinder head (All in the head)
  • 11 screw in freeze plugs (eliminates coolant leaks)
  • Hardened, oversized press in valve seats
  • New valve guide liners
  • Manley 1.380″ stainless valves
  • 105 valve springs and steel retainers
  • Fire ring gasket kit with multi-layer steel gasket and 4.550″ diameter rings
Warning

Warning

** Core and crate return required – all paperwork & instructions for return included with the new cylinder head.  Read our core charge policy here. You are responsible for all return shipping costs of the core. 

*** FOLLOW ALL INSTALLATION INSTRUCTIONS; Valve lash required. Back off adjusters on rocker arms or damage will occur to the cylinder head. Verify flatness of the block prior to installation. Installation of fire ring heads should only be performed by an experienced technician.  

**** Will not work with other aftermarket head gaskets – use of Fleece Performance fire-ring head gasket kit is required.

***** When utilizing aftermarket head studs, lower rocker box cover modifications are required.  Reference ARP INSTALLATION METHOD INSTRUCTIONS.

****** ALL CUMMINS CYLINDER HEADS SHIP GROUND FREIGHT. BASED ON YOUR LOCATION THE SHIPPING TIME IS TYPICALLY 3-5 DAYS BUSINESS DAYS.

About brand
Fleece Performance Engineering is a diesel performance manufacturer focused on reliability and precision engineering. The company designs parts that solve common diesel issues while supporting added power. Fleece products support daily driving, towing, and performance diesel trucks. Fleece engineers fuel system components, turbochargers, electronics, and emissions-compliant upgrades in house. Their parts improve efficiency, drivability, and long-term engine protection. Each product is tested for proper fit and consistent performance. Diesel owners trust Fleece for dependable upgrades. Whether maintaining a work truck or building for performance, Fleece delivers proven solutions designed for real-world use.
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