Tech

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Tech Video: Your Top Nitrous Questions Answered!

Watch this video and learn answers to frequently asked questions about what upgrades you should consider when adding nitrous oxide-generated horsepower to your stock vehicle. The gang at Summit Racing will help you think about the fuel system and piston upgrades you might need to accommodate all that extra horsepower.   Hi I am Dave

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Monday Mailbag: Bolstering Valvetrain Components on Camel Hump Heads

Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we add new valvetrain components to old “camel hump” cylinder heads. R.B. Las Vegas, NV Q: I recently acquired a set of Chevy “camel hump” small block heads. I am putting in screw-in studs so I can use Harland

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Quickie Comparison: Radial vs. Bias-Ply Tires

Tires come in all shapes, sizes, and designs—from classic whitewalls to knobby off-road tires. Underneath all those different looks and designs, you’ll find a series of textile plys and belts that make up the core construction of the tire. Typically, tires can be classified into one of two types: bias-ply and radial ply. What’s the

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How to Check Piston-to-Valve Clearance

Like a chance meeting between a jealous wife and a flirty ex-girlfriend, having your pistons and valves come in contact can be very bad—and possibly destructive. That’s why it’s important to check piston-to-valve clearance, especially on racing camshafts and aggressive, high-lift street cams. The camshaft and valvetrain experts at COMP Cams put together this easy, seven-step process for checking piston-to-valve

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Hardcore LS: LME’s 700-Horsepower LS Engine (Part 2)

[portfolio_slideshow id=23775] In part one of Hardcore LS, we told you how Chevy Hardcore and Late Model Engines (LME) were putting together a stout, 700-horsepower LS motor. But not just any LS motor. The guys at Chevy Hardcore were looking to build something that could tear up the track during the day and get you

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Tech 101: A Video Introduction to Nitrous Oxide Systems

Learn the differences between various types of nitrous oxide systems by watching this Summit Racing Quick Flicks video. This video will answer some frequently asked questions, and highlight the differences between wet, dry, direct-port, and plate nitrous systems. On this installment of Summit Racing Quick Flicks we are going to talk about the basics of

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Mailbag: “What is Causing My Car to Hesitate?”

Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we find possible causes and cures for engine hesitation. R.H. Grand Rapids, MI Q: I have a 1979 Trans Am powered by a 406 small block Chevy. The engine has 9.67:1 compression, GM cast iron cylinder heads with Crane

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Mailbag: Recognizing the Symptoms of Worn Valve Springs

Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we examine the signs of fatigued valve springs. S.H. Akron, OH Q: I recently built a 427-cubic-inch big block Chevy for my 1937 street rod. The tall block engine has the following parts: 4-bolt tall block, steel crank, 9.0:1 pistons

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