What is the horse power for a 1996 5.7 vortec engine?

The horsepower for a 1996 5.7L Vortec engine varied slightly depending on the application (truck, van, etc.) and specific options. However, it generally ranged from 250 to 260 horsepower. You'll need to check the vehicle's specific documentation (like the owner's manual or the sticker on the driver's side doorjamb) for the exact horsepower rating.