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5.4 Pi

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Old 09-28-2007, 04:50 PM
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5.4 Pi
what is the HP difference between the PI and standard motor
 
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Old 09-28-2007, 05:09 PM
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Heads, cams and intake baisically
 
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Old 09-28-2007, 05:44 PM
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On the 5.4, the 1997-1998 non-PI engines had 235hp/335tq, and the 1999-2003 PI engines had 260hp/350tq
 
Last edited by HartmanMS; 09-28-2007 at 05:53 PM.
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Old 09-28-2007, 05:50 PM
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Yup , in 99 other changes went on as well - the throttle body linkage pulls from the bottom(98's from the top) and the PDB was reworked.
 
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Old 09-28-2007, 06:22 PM
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they also went to a single temp sender on the intake manifold and changed the coolant flow
 
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