Problems with maintaining a speed

Asked by GuruFY4RX Apr 19, 2020 at 03:04 PM

Question type: General

Have a 1997
ford f250 heavy
duty cylinder
went bad so had
heads redone
when cylinder
went bad it
forced oil up thru
upper exhaust
into air filter we
put new plugs
wires cap rotar it
starts great idles
great no smoke
drives but dont
have power it
should have I
cant maintain a
speed after
going thru the
gears it will not
maintain a
certain speed it
starts to lurch
and jump shake
any ideas

1 Answer

227,435

Run a compression test both wet and dry. And that will tell you if you have cylinder or ring/piston damage and further tear down is required.

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