Tech

The new Summit Pro LS camshafts have been a hit. The new product line launched in July and quickly developed a following. Just a quick recap: Summit Pro LS cams are made in the USA and ground on a Landis 3LB for excellent lobe quality. The lobes are quick, but not so overly aggressive as

There’s much to consider when replacing or upgrading a clutch in your car or truck. Today’s video is going to clarify anything you might be confused about, and help you identify everything you’ll need to know for selecting a new clutch for your vehicle that you’ll be happy with. The things you’ll need to consider

Not long ago, few people had ever heard of an air shifter. Today, at every drag strip in the world, they’re about as common as a radial slick. Wherever they’re class legal, air shifters have turned manually shifted automatic transmissions back into “automatic” transmissions. The reason is simple: Well-executed first gear changes aren’t easy to

Editor’s Note:  As we close out 2017, we’re spending its last week looking at our top stories of the year. Today, we’re re-examining some of our most-viewed, most-popular tech and how-to videos. Choosing the Best Exhaust System for Your Car or Truck There are several factors to consider when selecting a new exhaust system for your

I have a 429 Ford in a Torino I bought about five months ago. The previous owner told me it has a flat tappet hydraulic performance cam but he didn’t know the specs or much of anything else about the engine. Just recently, the engine started making a ticking noise that is the same as

Soldering is a method of making a solid mechanical and electrical connection between two conductors (aka wires). For the purposes of this article, the process involves taking an alloy with a relatively low melting point (solder) and using it as an adhesive, of sorts, to link two wires together. Learning how to solder properly is

You’ve got questions, we’ve got answers. We work with the Summit Racing tech department to help you tackle your auto-related conundrums. In this week’s Mailbag, we’re helping a reader time his engine. Q: I have a 1956 Chevy with a 300-horsepower 350. It’s hooked up to, and sends power to, a 12-bolt rear axle with 4.11 gears. My

Editor’s Note: Mike Mavrigian must do nothing but build engines and write stories about them. We have visions of his shop, Birchwood Automotive, set deep in the woods with Mavrigian keeping little forest creatures for friends. His latest engine build is a 427—well, it’s a hybrid of sorts that blends the best of the Gen 1 small

I have a small-block, four-speed ’71 Camaro that I race in autocross. How much horsepower do the following items use on a small-block at 6,000 rpm? Even a guesstimate would be great. Thanks. Flex fan – 18-inch diameter Alternator Water pump Power steering pump Exhaust 2 1/2-inch exhaust tubing with Flowmasters TKO 600 transmission G.L. I have

Editor’s Note: Mike Mavrigian must do nothing but build engines and write stories about them. We have visions of his shop, Birchwood Automotive, set deep in the woods with Mavrigian keeping little forest creatures for friends. His latest engine build is a 427—well, it’s a hybrid of sorts that blends the best of the Gen