When Headers Don't Matter

Steve Dulcich has posed the theory that headers don't matter nearly as much when paired with a small cam as they do with a larger cam. To find out, the guys look at the percentage of power gained on our Ultimate Average 383 when using factory-style manifolds, shorty headers, and full-length headers with a tiny 200/206 cam, and then again with a meatier 230/236 stick. Does a smaller cam benefit less from a header upgrade?
Trailer
Recently Updated Shows

Shifting Gears
Shifting Gears centers on Matt, a stubborn, widowed owner of a classic car restoration shop. When Matt's estranged daughter and her teenage kids move into his house, the real restoration begins.

Alien: Earth
When the mysterious deep space research vessel USCSS Maginot crash-lands on Earth, Wendy and a ragtag group of tactical soldiers make a fateful discovery that puts them face-to-face with the planet's greatest threat.

All's Fair
A team of female divorce attorneys leave a male-dominated firm to open their own powerhouse practice. Fierce, brilliant, and emotionally complicated, they navigate high-stakes breakups, scandalous secrets, and shifting allegiances—both in the courtroom and within their own ranks. In a world where money talks and love is a battleground, these women don't just play the game—they change it.

Brassic
Brassic is about Vinnie, a man from the north of England with bipolar disorder and his best mate Dylan, whose girlfriend Erin decides to leave town. Dylan is faced with the impossible decision between a fresh start with the love of his life or staying behind with his inseparable gang of mates that he can't live without.