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difference between explorer 5.0's

TheLimeRanger

Sr. Member
Joined
Sep 5, 2001
Messages
749
does it matter if it has the "w/egr' in the exhaust manifold or "w/o?" do i want one over the other?
 

Broncobowsher

Total hack
Joined
Jun 4, 2002
Messages
34,835
With EGR in the exhaust manifold (external EGR) is the GT40P heads
Without EGR in the exhaust (internal EGR) is the GT40 non-P heads
 
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