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I need help with pistons

  • Thread starter Thread starter ZunStang
  • Start date Start date Jun 5, 2020
  • Tags Tags
    mechanical issue mustang 2004v6 3.9 3.8 piston
Z

ZunStang

New Member
Jun 5, 2020
1
0
0
New Mexico
Jun 5, 2020
#1
  • Jun 5, 2020
  • #1
I need to change the pistons of my V6 3.9L 04 and I have a question.
Are the pistons of a 3.8L compatible with the 3.9L or is there a difference?
 
D

Deleted member 38176

Jun 5, 2020
#2
  • Jun 5, 2020
  • #2
3.9 has just microscopic changes to both bore and stroke. The difference is negligible. They are interchangeable
 
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