Find Parts For Your Truck
Shopping for
2005 Chevrolet 6.6L Duramax LLY
SKU #: FPE-61-10005-HD MPN #: FPE-61-10005-HD

Fleece Performance 61-10005-HD Freedom Street HD Series Head 03-07 Dodge 5.9L Cummins

$2,599.00
Get 2599 points in loyalty rewards

Please agree to the Terms and Conditions to Defer the Core Charge, or Accept the Core Charge.

Description
In the process of rebuilding your tired 5.9L Cummins? Give new life to your engine with the fully remanufactured Freedom Series Street HD cylinder head from Fleece Performance. Each head is manufactured in Fleece's state-of-the-art cylinder head machine shop and guaranteed to meet or exceed factory specifications. All heads are inspected, pressure checked, decked, painted, and ready for installation. Plus, the 11 screw in freeze plugs ensure you’ll never worry about a coolant leak under the valve cover again. Perfect for a daily driver or heavy duty towing, these Heavy Duty Street heads are rated for use up to 700hp.Core Return Info: For residential customers needing to return the cylinder head core we have partnered with Fastenal to provide a convenient freight service from Fastenal locations nationwide at a reduced cost. Freight costs will be approximately $100 and take up to one week for delivery to Fleece. Core Return:Core and crate return required - all paperwork & instructions for return included with the new cylinder head. You are responsible for all return shipping costs of the core.

In the process of rebuilding your tired 5.9L Cummins? Give new life to your engine with the fully remanufactured Freedom Series Street HD cylinder head from Fleece Performance.

Each head is manufactured in Fleece's state-of-the-art cylinder head machine shop and guaranteed to meet or exceed factory specifications. All heads are inspected, pressure checked, decked, painted, and ready for installation. Plus, the 11 screw in freeze plugs ensure you’ll never worry about a coolant leak under the valve cover again. Perfect for a daily driver or heavy duty towing, these Heavy Duty Street heads are rated for use up to 700hp.

Core Return Info: For residential customers needing to return the cylinder head core we have partnered with Fastenal to provide a convenient freight service from Fastenal locations nationwide at a reduced cost. Freight costs will be approximately $100 and take up to one week for delivery to Fleece.

Core Return:

  1. Core and crate return required - all paperwork & instructions for return included with the new cylinder head. You are responsible for all return shipping costs of the core.

No shipping to CA
Manuals and Guides
HEAD INCLUDES:
  • 11 Screw in Freeze Plugs (eliminates coolant leaks)
  • Hardened, oversized press-in valve seats
  • New heavy duty Fleece 105# valve springs
  • Tool steel retainers
  • New valve guide liners
IMPORTANT NOTES:
  • Freight charge of $150 is required on this item shipping to the lower 48 states. Contact us for a shipping quote for Alaska, Hawaii, and out of country orders.
  • Head gasket not included. We recommend the use of Mahle 54556A or Cummins 3958645.
  • Core and crate return required - all paperwork & instructions for return included with the new cylinder head.  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 
  • ALL CUMMINS CYLINDER HEADS SHIP GROUND FREIGHT
About Fleece Performance Engineering
Browse Fleece Performance Engineering Parts Online by Make, Model, and Year.

Fleece Performance Engineering is a customer-centric diesel performance company that specializes in the development and manufacturing of innovative and extremely forward-thinking products to improve upon the performance and reliability of your Cummins, Duramax, or Powerstroke. Originally operating from a shop on their family farm, they have now grown to a full-scale operation that excels in air and fuel-related components for light-duty diesel. A continuous focus on product quality and the creation of new design principles before the competition is what keeps Fleece Performance growing by leaps and bounds year after year and at the forefront of the winners circle. Many know Fleece for its line of Cheetah Turbos, PowerFlo Lift Pumps, and 10mm Stroker Pumps, but it goes far beyond! From the simple, yet widely popular exhaust manifold stud kits that eliminate the troublesome factory manifold hardware to full-blown race engines via their Freedom Racing Engines division, they are truly a "one-stop shop!" And no, Fleece isn't "just" for the hot rod diesel market, they've got kits and components for every level of diesel truck owner.

TIMELINE OF FLEECE PERFORMANCE ENGINEERING:
  • 2008: Fleece Performance Engineering was established in North Salem, IN by Brayden and Chase Fleece. Both had a passion for continuously innovating and improving upon products already on the market. Brayden's 2004.5 LLY Duramax became the test bed to develop the TurboBrake and Duramax Cheetah, while Chase's 2002 Cummins was one of the first Cummins pickups to integrate an Allison Transmission.
  • 2012: Fleece Performance upgrades both facility and location by relocating to Nitro Alley in Brownsburg, IN situated among some of the top racing leaders in the world.
  • 2014: Fleece Performance acquires the area's premier engine machine shop, Freedom Racing Engines. The acquisition enables Fleece Performance to expand the engine development program and product offerings. Today, Fleece Performance and Freedom Racing Engines build some of the most competitive engines in the industry.
  • 2018: Fleece Performance breaks ground on a new 75,000 sq. ft. facililty in Pittsboro, IN.
  • 2019: Fleece Performance and Freedom Racing Engines relocates to its new facility in Pittsboro, IN. The all new headquarters provides additional space for product development, production and work areas, assembly and testing, a larger warehouse, as well as four engine dynamometers, and two-story office space.
  • 2020: Fleece Performance receives ISO9001:2015 Certification.
  • 2021: Fleece Performance Engineering was voted as one of the Best Places to Work in Indiana by the Indiana Chamber of Commerce.
  • 2022: Fleece Performance Engineering was voted again as one of the Best Places to Work in Indiana by the Indiana Chamber of Commerce.

As always, if you have any questions about which Fleece turbo, fuel, engine, or other product is right for you, do not hesitate to give us a call and we would be happy to assist.

Video
Deferred Core Program Explanation

Ben explains the benefits of our deferred core program and how to return your core when necessary. Not sure what that is or need to send your core back? Give this video a watch for information and answers to many FAQ's.

If you’d like more information on our core return policy or need to start the core return process just give us a call at 1-888-993-4373.