Day: 22

In 1965, Chevrolet began offering the big block Chevy Mark IV—better known as the Rat. This wasn’t Chevy’s initial go-around with big block engines as its Gen. I W-series big blocks were first offered in 1958. However, the Mark IV engines (originally called Gen. II) improved upon the design of the original W-series engines and helped

Jeff Gordon, NASCAR’s third-winningest driver and a four-time champion, has announced 2015 will be his final season racing full time. “I won’t use the ‘R-word’ because I plan to stay extremely busy in the years ahead, and there’s always the possibility I’ll compete in selected events, although I currently have no plans to do that,”