Spark plugs

Asked by Michael Feb 25, 2016 at 10:26 AM about the 2003 Ford Focus ZX3

Question type: Maintenance & Repair

When I put the correct spark plugs in my 2003 ford
focus the car runs like crap plugs that are shorter
at the threaded end work better.  Why is this?

1 Answer
224,155

Rowefast answered 8 years ago

Are you getting the right spark plug? If it calls for a plug with a longer thread, why would you even put in a shorter plug? Also is the gap set correctly?

Mark helpful

Your Answer:

Related Questions

  • spark plugs 3 Answers

    can i use 2011 spark plugs on a 2012 ford focus se?

    2012 Ford Focus SE

    -

    Maintenance & Repair

  • Spark plugs 1 Answer

    When I put the correct spark plugs in my 2003 ford focus the car runs like crap plugs that are shorter at the threaded end work better. Why is this?

    2003 Ford Focus ZX3

    -

    Maintenance & Repair

  • Spark plugs 2 Answers

    Hi i just changed the spark plugs on my 2013 ford focus and it's using more gas could some help me

    2013 Ford Focus Titanium

    -

    Maintenance & Repair

  • Spark plugs, platinum or iridium? 3 Answers

    Can i put iridium plugs in my car for longer life?

    2008 Ford Focus SE

    -

    Maintenance & Repair

  • where do u change the spark plugs at? 1 Answer

    where do the spark plug go iin and out???

    2008 Ford Focus SE

    -

    Maintenance & Repair

Shortcuts

Search Ford Focus Questions

CarGurus Experts

  • #1
    Savoy_1800
    Reputation
    3,310
  • #2
    dandyoun
    Reputation
    2,650
  • #3
    Gene Arnett
    Reputation
    2,400
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Honda Civic
195 Great Deals out of 4,054 listings starting at $440
Used Ford Fiesta
8 Great Deals out of 167 listings starting at $3,495
Used Ford Mustang
58 Great Deals out of 1,366 listings starting at $4,995
Used Ford F-150
309 Great Deals out of 13,933 listings starting at $1,712
Used Ford Escape
118 Great Deals out of 4,934 listings starting at $2,795
Used Volkswagen Golf GTI
21 Great Deals out of 649 listings starting at $5,888
Used Toyota Corolla
151 Great Deals out of 2,438 listings starting at $4,295
Used Nissan Sentra
65 Great Deals out of 1,744 listings starting at $1,995
Used Honda Accord
55 Great Deals out of 995 listings starting at $2,000
Used Toyota Camry
60 Great Deals out of 1,072 listings starting at $3,995
Used Mazda MAZDA3
67 Great Deals out of 1,632 listings starting at $1,899

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.