Here ya go. These numbers are revving, no load
Cummins new 5. 9 engine numbers are:
63 liters per minute(2. 5" water rise) @ 2200rpm,
76 L/Min (3. 5" rise) @ 2500rpm
85 L/Min (4. 5" rise) @ 2800rpm.
Worn engine that needs rebuilding are roughly double i. e.
126 L/Min(10. 5"rise) @ 2200rpm
152 L/Min(14. 5"rise) @ 2500rpm
170 L/Min(17"rise) @ 2800 rpm