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SKU: FPE-61-10006

2003-2007 Cummins 5.9L Freedom Series Cylinder Head Performance (FPE-61-10006)

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Regular price $4,067.27
Shipping calculated at checkout.


Shipping & delivery

Usually ships in 2–3 business days unless a different lead time is shown on this page. Shipping cost is calculated at checkout (UPS or USPS to the contiguous U.S.).

Shipping policy · Returns · Fitment questions? (561) 207-7988

Delivery and Shipping

Standard order processing is 2–3 business days unless this product or your order confirmation states a different lead time. Custom-built, made-to-order, backorder, and pre-order items follow their stated lead times.

Enclosures and subwoofer boxes ship for $50 per unit. Other shipping charges are calculated at checkout. Orders outside the contiguous 48 United States may require additional shipping; we will contact you for approval before shipment.

Subwoofer boxes ship UPS Ground where available. Read our Shipping Policy and Return and Refund Policy for delivery, product-specific return windows, and warranty details.

Description

Freedom Series Cummins Performance cylinder heads. Each head is manufactured in our 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. Whether you are sled pulling, drag racing, or just looking for extra power when towing our 5.9L Performance will get you the power you need and are rated up to 1,100hp!

Freedom Series Performance heads Include:

  • 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 1.300 inch stainless valves
  • 105 valve springs and steel retainers
  • Fire ring gasket kit with multi-layer steel gasket and 4.550 inch diameter rings

Notes:

  • Core and crate return required - all paperwork and 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.

Fitment & installation

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