Knowing that building a Slant Six to the power of even a mild V-8 would compromise reliability and cost a significant amount of money, we decided it just made sense to swap a V-8 into our A-Body.

After two generations on the A-body platform, the Plymouth Barracuda switched to E-body underpinnings in 1970. The overhaul also introduced a sportier design and added Chrysler's top big-block V8 ...

Bigger bores combined with a forged Eagle crank, forged rods, and the appropriate Racetech pistons got this Mopar wedge to the magic 520-cubic-inch size. Finishing up the short-block is a snotty ...