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Order Ford 4400 Parts Online

replacing rear main seal 3 cyl 4400

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Author  [Modern View]

03-10-2019 19:24:26

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I removed the rear engine seal and there was another black plastic ring same size but with a flange behind it .So looking at the blow-up on the manual online ...I dont see 2 pieces.?? is there 2 pieces to the seal ...it doesn't look like it was made as just 1 piece and broke off into 2 ? anyone know something about this? thanks

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Destroked 450

03-11-2019 07:31:03

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 Re: replacing rear main seal 3 cyl 4400 in reply to marlin54, 03-10-2019 19:24:26  
I've never seen a second seal or other component in that location.

Are you sure it's plastic?

Can you remove it by hand?

If both answers are yes then discard it and install the new seal.

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03-11-2019 11:52:37

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 Re: replacing rear main seal 3 cyl 4400 in reply to Destroked 450, 03-11-2019 07:31:03  
i have seen people install a variety of things with the seal to act as a spacer to change the location of the sealing surface if the crank has a wear mark on it. it just puts the sealing lip in a different place on the crank.

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