The ProMaxx Performance Cylinder Heads are high quality replacements for your 2003.5-2005 Ford 6.0L Powerstroke. Built with thicker castings in crack prone areas, these heads undergo extensive testing and quality control to ensure that you receive the best product possible.
ProMaxx performs the following tests and procedures: All fuel rails are drilled and checked, All heads are push rod clearanced, glow plugs and injectors are test fit, all recession depths are checked, all heads are pressure tested, all holes are tapped including glow plug threads and each head gets an in-house valve job.
Sold individually as a complete cylinder head with valves, valve seals, springs, retainers and locks, these new castings are sold without a core charge and come ready to install. Sold individually.
- New Casting
- Improved Casting In "Problem Areas"
- Available For 18MM & 20MM Dowels
- No Core Charge!
- Sold Individually
18MM - FOR850N
2003.5-2005 Ford 6.0L Powerstroke 18MM (8MM Rocker Carrier Bolts)