Crank seal replacement

2003 FORD EXPLORER
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RUSLIPN421
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  • 1 POST
What all do u have to take off from the motor to replace the crankshaft front seal? 2 wheel drive, 4.0 SOHC
Sep 18, 2010 at 9:08 PM
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SQM
  • ASE Certified Mechanic
  • 6,383 POSTS
  • ASE Certified Mechanic
Hello,

For the front seal you will have to take off the belt, crank pully (harmonic balancer) and possibly the fan shroud to make room.

Here is a good article that you might find helpful:

https://www.2carpros.com/articles/front-main-seal-replacement
https://www.2carpros.com/articles/how-a-harmonic-balancer-works
https://www.2carpros.com/articles/crankshaft-main-seal-replacement-rear

Let me know if you have any questions.

Thank you.
Jul 14, 2021 at 2:23 PM
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