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1994 Thunderbird

Tiny
MROLAND
  • MEMBER
  • 1994 FORD THUNDERBIRD
  • V8
  • 2WD
  • MANUAL
  • 140,000 MILES
1994 t'bird w/4.6L engine has no compression on #5 cylinder. What's the most common problem?
Monday, August 8th, 2011 AT 10:23 PM

2 Replies

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Valves, Rings and cylinder wear on it-time for a rebuld/overhaul
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Monday, August 8th, 2011 AT 10:31 PM
Tiny
CADIEMAN
  • MECHANIC
  • 3,544 POSTS
Run a wet test on the cylinder. Squirt some oil in the cylinder. Check the compression if it reads the rings are shot if still nothing you have a valve problem. Then youll have to pull that head to inspect.
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Monday, August 8th, 2011 AT 10:44 PM

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