cylinder compression loss

Asked by sethers Apr 23, 2016 at 05:30 AM about the 1993 Ford F-150 XL LB

Question type: Maintenance & Repair

I have a 92 f150 with the 4.9 inline 6 in it it had sat for approx 5 years with
out running due to bad trans so i put lots of new parts on i ( plugs wires cap
batt air and fuel filter rear man on motor and front main on trans and rear
on trans starter iac silinoid and starter ) as well as put a new parts under
neath and once i was all done i started it it was fine everything worked and
drove good besides at about twenty mph and thirty itwould  loss powwer
shutter but once past the speed it was fine and im kinda at a loss here took
it to shop the said i loss all conpression on cylender 3 so my question
before i tear my head off what are all possabilitys

1 Answer
35,335

lrodri911 answered 8 years ago

Do a dry and wet compression test before u take it apart to see if it's rings or just head valve leaking through

Mark helpful

Your Answer:

Related Questions

  • cylinder compression loss 1 Answer

    I have a 92 f150 with the 4.9 inline 6 in it it had sat for approx 5 years with out running due to bad trans so i put lots of new parts on i ( plugs wires cap batt air and fuel filter rear man on mo...

    1993 Ford F-150 XL LB

    -

    Maintenance & Repair

  • Compression 2 Answers

    I have a 4.6 with a new head job and first loss compression in #6 and now both sides. Any suggestions on what to do

    1997 Ford F-150 Lariat 4WD LB

    -

    Maintenance & Repair

  • Compression 2 Answers

    Number one cylinder 190 lb number 2 cylinder 185 lb number 3 cylinder 185 lb number 4 cylinder 125 lb number 5 cylinder 135lb number 6 cylinder 165 lb number 7 cylinder 80 lb number 8 cylinder 1...

    2001 Ford F-150 XLT Extended Cab 4WD LB

    -

    Maintenance & Repair

  • Drastic loss of gas mileage 6 Answers

    I have a drastic loss of gas mileage with my F-150 4 wheel drive Lariat 2004 production 2005 what could it possibly be..

    2004 Ford F-150 Lariat Ext. Cab 4WD

    -

    Maintenance & Repair

  • No Compression? 4 Answers

    I had a valve cover oil leak because my old ones were bent. I replaced them after letting the truck sit for a month or so. The truck started up before it sat for a month or so, and I replaced the valv...

    1984 Ford F-150

    -

    Maintenance & Repair

Shortcuts

Search Ford F-150 Questions

CarGurus Experts

  • #1
    OJ
    Reputation
    42,520
  • #2
    Gene Arnett
    Reputation
    16,040
  • #3
    Rowefast
    Reputation
    15,860
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used GMC Sierra 1500
148 Great Deals out of 7,258 listings starting at $3,950
Used Dodge RAM 1500
3 Great Deals out of 71 listings starting at $4,000
Used Ford F-250
6 listings
Used Ford Ranger
18 Great Deals out of 1,529 listings starting at $2,888
Used Ford Mustang
65 Great Deals out of 1,259 listings starting at $4,995
Used Ford Explorer
86 Great Deals out of 2,065 listings starting at $2,999

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.