Rudy's High Rev Performance Valve Springs For 03-10 6.0/6.4 Powerstroke 2007.5-2009-6.7l-24v-cummins and 31-inch overall length

and 31-inch overall length

Location bracket for stock scoop

The bracket and EGR cooler will NOT attach/clear

Rear 2" rear block kit will net a level to slightly tail high stance

Stainless steel for easy color matching

Rudy's High Rev Performance Valve Springs For 03-10 6.0/6.4 Powerstroke 2007.5-2009-6.7l-24v-cummins and 31-inch overall lengthMost performance springs that are used on the 6. 0L 6. 4L Powerstroke, are springs from another that are adapted to fit. Using a spring designed for a gasoline and using it on your Powerstroke, does not address all of the problems associated with high rpm, high boost pressure, diesel engines. Does the spring you are currently using require you to machine the head or use different valvetrain components? Chances are you are running a rebadged, mass