recently did a basic rebuild in my kitchen, so 1000 is very resonable, just do your research. id get as many new bolts as you can. All new gaskets and arp head bolts. stmdsm.com or rockauto.com. Also look into balance shaft elim. saves of future problems and makes timing easier. if your doing...
yea these cars do get up and go regardless of turbo, id focus on the basics fix the exhaust first, then go from there simple tune up plugs wires. Hows your clutch feel that could be some loss of power. Id start with headers and cold air intake for a lil more torque, good luck