Injection Pressure Regulator (IPR) valve controls the oil bypass circuit of the high pressure pump (HPP) on International and Power Stroke HEUI applications.

This IPR Valve fits the following vehicles:
7.3L POWER STROKE
YEAR RANGE -- APPLICATION -- ESN Number
1995.5 - 2003 -- F Series --187,100 to End
1995.5 - 2003 -- Excursion --187,100 to End
1995.5 - 2003 -- E Series -- 87,100 to End
NAVISTAR:
YEAR RANGE -- APPLICATION -- ESN Number
SEE ESN -- T444E -- 216,544 to 1,999,999
1995.5 - 2003 -- DT466E, i530E-- 998,706 to End
2000 - 2003 -- DT466/530 -- 998,706 to 1,999,999
2000 - 2003 -- HT530 -- 998,706 to 1,999,999

IPR valve comes without an EDGE FILTER
Fits the following Bosch high pressure pumps:
HP005X HP007X HP008X HP20X HP21X

REPLACES OEM PART NUMBERS:
F81Z9C968AA / AB, 1829856C91, 1836412C91, 1841086C91, 1841217C91, 1824982C91, 1833798C91, 1841279C91