Tech

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Flat Towing Tech: The Hows and Whys of Installing a Tow Bar

It’s time to hit the highway for a little summer adventure. Our getaways often include four-wheeling on new and distant trails, and that means towing our Jeep behind a motorhome or some other tow vehicle. When it comes to choosing a towing method, you’ve got a few choices: flatbed trailers ($2,500+), tow dollies ($1,000+), and tow bars ($125). Obviously, the

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Back in Black Nighthawk LS (Part 2): Heads, Valvetrain, Oiling System & More

Editor’s Note: Mike Mavrigian’s shop, Birchwood Automotive, specializes in street performance and racing engines as well as vehicle restoration. We covered his last build, a 499 cubic inch Mopar 400 big block. This time, he’s building a 408-cubic-inch LS engine based on a 6.0L cast iron block. We covered the short block in Part One of the

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Video: How to Set Your Clutch’s Throwout Bearing Clearance

Quarter Master makes high performance racing clutches. Good ones. But no matter how good or well-built a clutch may be, it can’t last long if the throwout bearing clearances aren’t properly set. Without proper clearance, the clutch will never fully engage or fully disengage, and that will cause it to wear quickly. Properly setting your

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Mailbag: Building a Potent, Pump-Gas Pontiac on a Budget

Q: : I have a 1967 Pontiac GTO with a 400-cubic-inch engine that originally came from a 1968 Grand Prix. The 10.75:1 compression engine is rated at 340 horsepower. The car has an M-20 four-speed transmission and 3.55 rear-end gears, and curb weight is about 3,500 pounds. What I really want is a strong, daily-driven

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HANS 101: How to Choose the Right HANS Device

Editor’s Note: June is OnAllCylinders safety month and will feature stories and tips on a variety of safety equipment. The HANS Device has been around since the early 1980s but gained notoriety following the death of Dale Earnhardt in 2001. The U-shaped head and neck restraint was developed to keep the head from whipping forward and backward

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Mailbag: Tips on Choosing a Starter for a Small Block Ford

Q: : I have a 1975 Mustang II built for drag racing. It has a 302 V8 and a C-4 transmission with an Ultra II bellhousing. I’m having problems with starters grinding when I try to start the engine. I’ve tried several different starters, but they all do the same thing. I’ve also tried changing

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Safety Harnesses 101: How to Choose Your OTHER Seat Belt

Editor’s Note: June is OnAllCylinders safety month and will feature stories and tips on a variety of safety equipment. All legitimately sanctioned racing requires participating drivers to buckle up. In race cars, your seat belt is called a safety harness or racing harness, and their function and purpose requires little explanation. It’s hard to win races

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Big Tire Tech: How to Stuff the Back of Your Car with Big Tires

Big back tires have always been the telltale sign of a true ground pounder. In some cars, it’s easy to stuff the back-end full of rubber without resorting to reconstructive surgery (tubs, moving springs, moving frame rails and so on). In others, not so. A good example of a wheel well-restricted car is the 1970 Chevy Nova shown

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