1999 isuzu npr with 4he1 engine..... ...

1999 isuzu npr with 4he1 engine..... injection pump timing

Posted in the Isuzu NPR Forum


Grand Rapids, MN

#1 Mar 18, 2011
i need direction on how to time the injection pump on my 1999 npr. it has the fine tooth pump.the pump has just been rebuilt

Batangas, Philippines

#2 Feb 28, 2012
injection pump timing

United States

#3 Sep 19, 2012
timing marks 4.8 npr and headbolt torque

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