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1994 Mazda B4000 Question: changing my oil pump...and i have a chatter

 

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ottoman711, West Rutland, VT, July 08, 2011, 16:11
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 Rookie

i have a lifted single cab b 4000, do i absolutely have to pull the motor to change my oil pump? i already put thicker oil in and changed the sending unit....also i have a loud chatter at about 3k RPMs, lifters maybe?

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  • Answer #1

    July 08, 2011, 16:46
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     Master

    My book shows 6.9 to 7.1 hours depending on the transmission and says " R and I engine where necessary " Better do a mechanical oil pressure test before trying to change the oil pump, A shop would install a mechanical pressure gauge to test for proper pressure

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    mastertech6371, July 08, 2011, 19:30
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     Master

    Yep, very involed job. make sure the diag is correct before performing this repair. it may be more than just the oil pump.

    Roy how are you??

    Roy

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    hemicuda, July 08, 2011, 19:36
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     Master

    Great How are you doing? Just picked up a Saginaw trans to put in the GTO It came with a 4speed So we're putting it back to stock.

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