Water pump bolts..
#3
Village Troll
iTrader: (2)
The bolts are different sizes. My suggestion is DL'ing this. It will give you every bolts size you'll ever need.
http://www.z28.com/LyleA/93-02%20%20...s%20Manual.pdf
http://www.z28.com/LyleA/93-02%20%20...s%20Manual.pdf