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when did they redesign the oil pump??

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Old Sep 11, 2002 | 01:44 PM
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From: jax fl
Default when did they redesign the oil pump??

I'm about to put in my H/C pagkage and intake, headers etc...My car is a 99. What year did they upgrade or change the oil pump?? Should I just buy the upgraded one, or buy one that has been blueprinted etc...?? Would like to do it while i'm there. I assume the upgraded one will just bolt on in place of mine?? Anybody have any info?
thanks, damon carter
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Old Sep 11, 2002 | 02:33 PM
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Default Re: when did they redesign the oil pump?? (damoncarter)

For 2001 and newer the oil pumps had tighter quality control. When I swapped cams I purchased a new 01+ pump and installed it.

Eric
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Old Sep 11, 2002 | 09:53 PM
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Default Re: when did they redesign the oil pump?? (66ImpalaLT1)

they had a lot of 99-00's with the relief valve stuck open with red loctite (well atleast that's what stuck mine open). I just the issue with the pumps was the stuck open OPRV.
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