my 1977 mgb runs well for about 20 minutes then its starts spluttering

Asked by GuruFF5TT May 04, 2020 at 06:47 AM about the 1977 MG MGB

Question type: Maintenance & Repair

my 1977 mgb runs well for about 20 minutes then its starts spluttering - if i keep
droping a gear and then restore to 4th it will get me home - but feels like its
running rich

1 Answer

F_O_R answered 4 years ago

Check the spark plugs to see if it is running rich. Black soot on them means it is rich. Perhaps it is time for a carb rebuild and a tuneup.

1 people found this helpful.
Mark helpful

Your Answer:

Related Questions

Shortcuts

Search MG MGB Questions

CarGurus Experts

  • #1
    Larry Sturgis
    Reputation
    570
  • #2
    wb6epp
    Reputation
    170
  • #2
    Lars Cats
    Reputation
    170
View All

Find great deals from top-rated dealers

Search

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.