Tech Articles

The Ethanol Effect: Understanding Ethanol & What You Can Do to Protect Your Ride During Storage
Tech / Tech Articles

The Ethanol Effect: Understanding Ethanol & What You Can Do to Protect Your Ride During Storage

The U.S. Environmental Protection Agency seems to love its ethanol. Farmers love it, too. But if you’re a hot rodder–particularly a hot rodder with a carbureted or older-style fuel system–ethanol isn’t […]

Video: A Quick Guide to Rotor Phasing
How Tos / Tech / Tech Articles / Videos & Galleries

Video: A Quick Guide to Rotor Phasing

Rotor phasing refers to the alignment of the rotor top and the distributor cap terminal when spark occurs, according to MSD Ignition. It’s critical to maximizing engine performance. Incorrect alignment […]

Monday Mailbag: Unleashing a (Mostly) Stock Pontiac 400
Q&A / Tech / Tech Articles

Monday Mailbag: Unleashing a (Mostly) Stock Pontiac 400

You’ve got questions. We’ve got the answers—Mondays when the Summit Racing tech department tackles your automotive-related conundrums.  M.J. Cadott, WI Q: I own a 1967 Pontiac Firebird coupe with a mostly stock 1971 400 […]

Trick Flow engine builder Todd Hodges lowers the Manley Pro Series crankshaft into the block. Forged from 4340 steel, the 4.250-inch stroke crank is heat-treated and nitride before being stress relieved, shot peened, and Magnafluxed. Other features include micro-polished .125-inch radius journals, gun-drilled mains, lightened rod journals for weight reduction, and fully profiled counterweights.
Tech / Tech Articles / Tech Projects

Rat Race: Trick Flow Assembles and Dynos a 572-Cube Big Block Chevy!

For the third year running, Trick Flow Specialties is building the engine that will be part of the prize package awarded to the IHRA’s Summit Racing SuperSeries Top Class Champion. […]

A similar pump is available for the small block Chevy (and other engines). Melling’s M55HV is also a high-pressure model (high volume, high pressure). The text outlines where and why you need high volume, high pressure or both.
Tech / Tech Articles

Oil Well: Choosing the Proper Pressure and Volume for Your Oil Pump

When picking an oil pump for an engine build, what do you select: standard replacement, high pressure, high volume, or both (high pressure and high volume)? That’s a question we […]

This is a close-up of a couple of spark plugs that indicated trouble in the cylinder. You can clearly see those black specs on the center electrodes, but perhaps what is more troubling is the fact that the ground electrodes are melted. The fix for this engine was less timing (which reduces heat in the chamber), a non-projected nose spark plug, and a higher octane fuel.
Q&A / Tech / Tech Articles

Ask Away with Jeff Smith: What’s the Difference Between Detonation and Pre-Ignition?

Okay, I keep reading about there is a difference between detonation and pre-ignition but it seems that whenever I ask anybody about this, they agree but don’t know the difference. […]

Torqued Off: Troubleshooting Some of the Most Vexing Torque Converter Problems
Tech / Tech Articles

Torqued Off: Troubleshooting Some of the Most Vexing Torque Converter Problems

We hear a lot of questions about torque converters. That’s why we’ve spent a fair amount of time covering torque converters in the past. Our articles have included advice on […]

Quick Tips for Checking Tire Pressure (Like, the Proper Way)
Tech / Tech Articles

Quick Tips for Checking Tire Pressure (Like, the Proper Way)

Whether you drive a custom hot rod or a late model family sedan, it’s nearly impossible to over-estimate the importance of having the correct air pressure in your tires. Proper […]

Image courtesy of motocrosshideout.com
How Tos / PowerSports / Tech / Tech Articles

Quick Tech: Dirt Bike Clutch Troubleshooting

A motorcycle’s clutch has a huge impact on a bike’s handling and power. Without a smooth-operating clutch, a bike’s rear wheel is more likely to break loose which can lead […]

Ask Away with Jeff Smith: Inside GM’s New 90-Degree V6 Engine
Q&A / Tech / Tech Articles

Ask Away with Jeff Smith: Inside GM’s New 90-Degree V6 Engine

In the ‘80s, GM used a 4.3L 90-degree V6 in many different cars. I know that this engine is basically a small-block Chevy with two cylinders removed. This got me […]

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