Description
Description
Fits
| Year | Make | Engine |
| 2003-2007 | Dodge Ram | 5.9L Cummins |
This CR Stage 1 Cummins Performance Head is a step up in performance without the extra expense and work involved with an aftermarket intake. Featuring 105 pound valve springs, 5 axis port job while retaining the factory intake plenum. This increases the flow on the intake from around 155 CFM stock to 220 CFM, additionally; low end performance, decreases boost pressure and lowers EGT’s, increasing the amount of fuel you can burn and make more power.
Part Number: DJPCH100026
Features
- Head is disassembled and all soft plugs are removed
- Cleaned and blasted
- Crack check performed
- All new bronze guides are installed
- Heavy Duty extra large seats placed in intake and exhaust side
- 5 axis CNC port with stock intake shelf in place
- High performance valve job performed
- Resurfaced
- Cleaned
- Painted
- Assembled with all new valve seals, soft plugs and HD springs
- Valves and Coolant Passages are pressure checked
- 23% flow increase
Notes
Cores must be good with no cracks must be a rebuildable core. D&J Precision will inspect your core on arrival and determine if it is a good core.
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