advertised w? 4.0 I6 MPI but KBB says SFI...what's the dif?

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11-04-2011, 10:14 AM

jacknthebox

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Model: Cherokee

advertised w? 4.0 I6 MPI but KBB says SFI...what's the dif?

Should I be concerned that there is this discrepency....and what do those letters mean?

Thanks.

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11-04-2011, 10:50 AM

rjheger

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I am thinking mpi is multi port injection not style of the other one

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11-04-2011, 10:55 AM

rjheger

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Ok that's right and sfi sequintial fuel injection

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