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Posted

Hi Everybody,

I have a 91 Chevy c1500 silverado, 2 wheel drive. I believe it has a v8 5.7 ltr motor. I've been trying to install a power steering pump. The bracket the original pump has will not fit the new pump that I have. The bolts will not line up correctly. I also bought a pump from Auto Zone and it doesn't line up either. Does anyone know if Chevy had a different bracket for the pump ? I was told that the engine would have a Vin number somewhere on it , but cannot find . A friend also mention that the motor could have been replaced at one time.

Any help would be appreciated.

 

Thank you Mike

Posted
On 5/1/2026 at 11:38 PM, davester said:

Maybe post pics of the original pump, the bracket and the new pump?

Unfortunately the pump and bracket are on the engine. Might be a while to post pics.

  • 1 month later...
Posted

If you suspect an engine swap or similar modification to the front accessory drive...

 

Maybe try spending some time plugging in different make/models/years that utilized the same engine (prime donor vehicles or swap candidates), vans, full-size cars (Impala, Roadmaster), 4x4 trucks to get a collection of pump and brackets that are similar along with their associated part numbers; take that collection of part numbers to the parts store to compare.

 

Another Okie.

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