How much horsepower does a 1989 305 V8 engine have for the caprice?

The horsepower of a 1989 Chevrolet Caprice with the 305 V8 engine varied slightly depending on the specific model and options. However, it generally ranged from 170 to 180 horsepower. You'll need to check the vehicle's documentation or the engine's specifications to determine the exact horsepower for that particular car.