The Ford and Chevy 427 big blocks sit at the center of one of performance history’s fiercest rivalries, yet the two engines followed very different paths from the dyno cell to the winner’s circle. I ...

It was nicknamed the Mystery Motor and the Porcupine. Whatever you call it, the 1963 427 Mark-IIS is so rare that only nine ...

Allegedly capable of spitting out over 600 naturally aspirated horses, this experimental big-block V8 never got a proper chance to shine but still became an American engineering legend. During the ...

The 1963 Chevrolet Impala Z11 was a lightweight version of the Impala that packed a 430-hp 427 under the hood and dominated ...

Could the small-block Chevy be the most popular engine-build that HOT ROD has covered over its 77-year history? We don’t have a running tally, but in our expert guesstimate, that is probably true. So ...

Both Ford and Chevrolet built 427-cubic inch engines. However, these motors are not the same. Here's how they compare and the differences between them.