5 quarts with filter change if it is a stock oil pan.
It is located in the oil pan
Typically 5 US qts with filter change.
Drop the oil pan
you have to drop the oil pan.
Of course, there is no other way to get at the pump.
how to replace oil pump on 1994 z28
Drain the oil from your 1993 Chevy oil pan. Remove the oil pan retaining bolts. Remove the oil pump retaining bolts. Reverse the process to install the new oil pump.
its a wrap get an new engine
you don't unless you are a skilled mech
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The oil pump on a 92 Chevy S10 is changed by draining the oil, unbolting the oil pan, and lower it from the vehicle. The pump can then be unbolted and a new one put in place.