Blessed Performance has the Dynamic Diesel Stage 2 Racing Valve Springs for 2003-2007 Ford 6.0L Powerstroke trucks.
Ford Power Stroke Racing Valve Springs 6.0L Dynamic Diesel Performance & Machine Inc.
- NEW AND IMPROVED HD Racing Valve Springs
- 32 spring set
- Seat Pressure @ 1.840 120 LBS
- Recommended for racing applications only! 60+ psi of boost and 5000+Rpm
This is Dynamics design, cut out the middle man.