Forum Discussion
JIMNLIN
Jun 13, 2013Explorer III
The '04 may be the 305/555 HO. It has much more towing power than the old 12v plus it gets the better mpgs pulling bigger loads. The '98 was rated 180/420 or 215/420 or 235/460.
One big plus for the '04 HPCR engine is the 7500/15000 mile oil change schedule. Use it.
One big plus for the '04 HPCR engine is the 7500/15000 mile oil change schedule. Use it.
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