That would depend where it was 1st sold,80 & 81 vettes equipped with a 350 (5.7L) had 190 hp,but if they were sold in California only came with a 305 (5.0) making far less.
190hp
Horsepower is not a unit of mass.
Horsepower ranges from 230HP-250HP.
345HP
350HP
240HP
200 hp not much... don. unless its a corvette. and even then...... not much.
345 HP
345HP
505
Depends on the year...
405hp