Low compression in #1 cylinder

Asked by Aug 22, 2016 at 03:16 PM about the 1993 Ford F-250 2 Dr XL Standard Cab LB

Question type: Maintenance & Repair

1 Answer

78,095

How low? Try squirting about a teaspoon full of motor oil in the cylinder through the spark plug hole. If the reading improves it's the piston rings. If it doesn't improve the reading or the reading is very low it's a stuck/burned valve. HTH. -Jim

Your Answer

Ford F-250 Experts

  • #1
    tennisshoes
    Reputation
    700
  • #2
    F_O_R
    Reputation
    440
  • #3
    dandyoun
    Reputation
    350
View All

Related Models For Sale

Used Ford F-150
2,309 Great Deals out of 214,814 listings starting at $1,300
Used Ford F-350
227 listings starting at $8,999
Used Dodge Ram 2500
146 Great Deals out of 4,944 listings starting at $2,495
Used Dodge Ram 1500
308 Great Deals out of 9,478 listings starting at $1,750
Used GMC Sierra 1500
694 Great Deals out of 58,595 listings starting at $1,995
Used GMC Sierra 2500
3 Great Deals out of 156 listings starting at $4,800
Used Ford Mustang
251 Great Deals out of 36,674 listings starting at $2,500

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.