Big-Block Chevy: Building the “Mark IV” of Excellence. Originally published in the August 1987 issue of Hot Rod magazine. HOT ROD Staff Writer Jan 01, 2023. ... double-roller timing chain; ...

The big-block Chevy engines of today come in a variety of shapes and styles. While the Mark IV, as introduced in 1965, went through some initial changes, it was not until 1991 that the Mark V ...

The 1965-1974 Mark IV big block chevy engine, also called the Rat Motor, served duty in many super Chevys, including Corvettes and Camaros - Super Chevy Magazine.

NO REPLACEMENTforDISPLACEMENT. The big-block Chevy has been produced in 366-, 396-, 402-, 427-, and 454-cubic-inch displacements. In addition, special aluminum blocks have been produced for off ...

It’s a C8 Chevy Corvette with a direct-injected, 8.1-liter big-block running variable valve timing, all thought up by Larry Hofer—a General Motors performance guru who literally wrote a book ...

Speaking of the 409 leads us to the Mystery Motor 427 I’ve written about in the past. "Big Block Bob" said the first Mystery Motor was a 409 and, believe it or not, he is CORRECT and the first ...