How much does a Chevy silverado 1500 5.3 liter engine have for horse power?

The horsepower of a Chevy Silverado 1500 with the 5.3L engine varies slightly depending on the model year and specific configuration. However, it generally ranges from 355 to 385 horsepower. To find the exact horsepower for a specific year and trim level, you'll need to consult the vehicle's specifications or a reliable automotive resource like Kelley Blue Book or Edmunds.