For drop-in solutions, nothing beats a crate engine. These engines are fully assembled and ready to start up. Cylinder blocks are more of a foundation that you can build a perfect engine on top of. For people who really want to pick and choose each individual part of their engine, cylinder blocks are the perfect solution. Many cylinder blocks are designed with your classic Mustang in mind, making them a good match for fitment.

Even with complete engine setups, you will still need to think about the other parts required for an engine swap. If your old Mustang engine didn't make much power, then it's likely your transmission and brakes aren't ready to stand up to the full 400+ horsepower you're going to see from a modern 5.0L engine. Make sure the rest of your build is ready to match up to your engine.

When you pair a classic 1973 Mustang with modern power and convenience you're effectively having the best of both worlds. And when your dream Mustang is complete, you'll feel a swell of pride driving it everywhere.

Not the year you're looking for? Check out these years: 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, or 1972 for additional options.