Engine & Exhaust

I am building a mild street engine and researching my existing heads for air flow. The casting number on my cylinder heads reads 10147898: It appears these are 1995 through 1998 350ci […]

Even though it’s a GM LS world, the Gen 1 small block Chevy remains a popular choice for many builders. We’re going to show you how to build a 422 […]

You’ve got to hand it to Ford as a car company. It has history unequalled including four consecutive wins at Le Mans in the 1960s when it was all or […]

I have a problem that hopefully you can help. We just finished dropping my brand new 383 small block Chevy into my ’71 Camaro. I had a professional shop build […]

I have a 454 big block Chevy that I purchased from a guy online. It looked good, we pulled the valve covers and it had a hydraulic roller cam and […]

Any car builder will tell you that fast costs money. But, as Sloppy Mechanics demonstrates, there are still ways to build a wicked-quick car without help from Fort Knox. Hence […]

In last month’s Part One, we began our look at today’s piston technology. As mentioned in that article, the numbers of choices within the Summit Racing catalog are absolutely massive. […]

File-to-fit piston rings are common today. Typically, they begin with a ring set that has the top (and often the second) ring manufactured with a diameter 0.005 inch larger than […]

The 351 Cleveland story is one of the most befuddling in Ford history. In North America, it was only in production for four years (1970-74), yet it became the hotrodder’s […]

Seafoam is the brand name of a product that’s been around for ages. It began as an engine treatment designed to remedy fuel-related problems and, early on, gearheads found that […]