F 550 4WD Super Duty V8-6.0L DSL Turbo VIN P (2003)
Valve Spring: Specifications
Valve spring free length ..................................................................................................................................................................... 51.96 mm (2.045 inch)
Valve spring solid height ....................................................................................................................................................................... 36.1 mm (1.42 inch)
Valve spring compression pressure .................................................................................................. 46.30 mm @ 340 ± 17 N (1.82 inch 76.5 ± 3.8 ft. lbs.)