Tech-Index

Gasket Science: Can You Reuse An MLS Head Gasket?

By Brian Wagner July 09, 2019 There are numerous fables in the high-performance world on what you can or can’t ...
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Misunderstood Causes of Detonation in High Performance Applications

By Jennifer Szabo June 20, 2019 In the engine tuning world, detonation is defined as one of the following: combustion ...
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How A Gas-Ported Top Piston Ring Can Help Engine Performance

By Brian Wagner June 13, 2019 Looking for ways to generate horsepower during an engine build goes beyond displacement and ...
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Quench: Unlocking Performance Squished Between the Piston and Head

By Eric Labore June 06, 2019 When you are building an engine, and you are trying to get the most ...
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Wideband Realities: The Truth About Oxygen Sensors’ Limitations

By Jeff Smith June 11, 2019 This is not a story on trashing oxygen (O2) sensors even though the title ...
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Do You Really Know What A Blow-Off Valve Does?

By Greg Acosta  When it comes to forced induction, even the most peripheral turbocharger enthusiast is familiar with the component ...
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The 5 Do’s And Don’ts Of Wiring A Racecar

By Josh Kirsh February 03, 2015 <img class="aligncenter size-large wp-image-914832" src="https://www.speednik.com/files/2015/01/wiring-story-lead-art-640x249.jpg" alt="" width="640" height="249" />Wiring in any form is more ...
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Clearing Up Myths About E85 And Ethanol: 16 Things You Need To Know

By Jeff Smith March 16, 2018 Over the years we’ve seen all sorts of misinformation floating around the web on ...
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The Differences Between Air-To-Air And Air-To-Water Intercoolers

By Greg Acosta September 21, 2018 It’s the age old debate of which is better, air or water? Both are ...
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Header Wrap: What You Should Know About Wrapping Pipes

By Michael Harding March 06, 2019 Late-night pitchman Ron Popeil coined the phrase “set it, and forget it” when he was ...
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Answers On The Second Ring: The Science Of The Second Piston Ring

By Paul Huizenga March 12, 2019 Since the invention of the metal piston ring at the start of the industrial ...
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Five Pro Tips For Effective Brake Bleeding For Reliable Track Use

By Rob Krider March 15, 2019 One of the first and certain most necessary upgrades to any car, truck, or ...
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Exhaust Gas Temps, Turbos, Turbo Shields and Making Power

Posted: February 19, 2019 | Categories: Tech | Author: Patrick Hill ABOVE: An unshielded turbo means you’re leaving a lot ...
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Boost vs. Compression: Benefits of High Boost Levels and High Compression Ratios

Education Boost vs. Compression: Benefits of High Boost Levels and High Compression Ratios DSPORT ISSUE# 125 0 Comments One-thousand horsepower, ...
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Fwd: The Secret Life of Bearings: A Test Of Bearing And Oil Wear Rates

By Jeff Smith February 14, 2019 It can be a very tortuous existence for engine bearings. Think about it. Bearings ...
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MLS Head Gaskets – Engine Sealing Do’s And Dont’s

By Casey Putsch February 11, 2019 Any business owner or life-long gearhead that personally does the majority of their own ...
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SPAL Electric Fans: Keeping Things Cool With Different Blade Types

By Paul Johnson December 30, 2018 A wisely chosen electric fan supplies vital airflow to ensure top performance and maintain ...
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Dispelling Engine Break-In Myths With High Performance Academy

By Greg Acosta August 17, 2018 Anyone who has been around high-performance engines knows the term “break-in”. In fact, it’s ...
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How to Estimate Your Engine’s Required Fuel Flow

Posted by Jeff Behuniak on Sep 1, 2017 12:49:51 PM We are occasionally asked, what fuel flow do I need ...
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Racing Helmets – Brain Bucket: What You Need To Know

By Rob Krider July 13, 2018 When you hold the keys to an automobile, you also hold the keys to ...
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Supporting Your Cylinders – Open, Semi-Closed, Or Closed Deck?

By Kyle Kitchen July 14, 2016 You’ve more than likely heard the terms open deck, semi-closed deck (semi-open), and closed ...
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Blueprint Series: Measuring and Setting Bearing Clearances

By Jeff Smith July 13, 2018 If we had to choose one operation that epitomizes the process of engine blueprinting ...
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Harmonic Damper: A Key Source for Lost Horsepower

Harmonic Damper: A Key Source for Lost Horsepower By Joe Palmer August 17, 2017 We are all guilty of installing ...
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How To Choose The Right Turbo

By Jeff Smith June 26, 2018 You don’t need us to tell you that turbochargers are hot. The word on ...
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Friction Science: Choosing The Right Clutch

By Randy Bolig October 30, 2015 Let’s create a scenario that could cause any car enthusiast to break out in ...
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Performance Engine Break-In the Right Way

High oil consumption, excessive smoke through the exhaust, high blow-by, lower than expected power output and increased oil contamination are ...
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Bearing Clearances

Larry Carley,author Is it better to build an engine with tighter bearing clearances and run it on low viscosity synthetic ...
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Oil Filter Shootout With Results

golgo13 Thread Starter iTrader: () Join Date: May 2007 Location: @ a track near you Posts: 3,599 Thanks: 15 Thanked ...
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The Big Fuel Test: E85 Versus All—The Winner is Crowned!

By Bob Morreale April 03, 2018 This article is the fifth and last of our Big Fuel Test series (Article ...
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Engine Builders Are Moving To Thinner Rings—And Here’s Why

By Jeff Smith April 09, 2018 The classic Hollywood line is you can’t be too rich or too thin. While ...
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Piston-To-Wall Clearance: Myths, Mysteries, and Misconceptions Explained

by John Baechtel Piston-to-wall clearance is a crucial measurement for any engine, and different applications can require wildly different specs ...
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The importance of having the proper safety gear

Like many other sports, there is safety equipment that is necessary for protection of the participants in racing. Look at ...
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High Performance Engine Bearings

Larry Carley,AUTHOR Good main bore alignment and geometry is just as important as the type of bearings used and oil ...
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Debunking Aluminum Rod Myths

By Andrew Wolf For as long as connecting rod manufacturers the world over have been using blends of aluminum to ...
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Why Bosch LSU wide-band sensors fail so often in aftermarket performance applications

Why Bosch LSU wide-band air/fuel ratio (or Lambda) sensors fail so often in aftermarket performance applications Bosch is the world’s ...
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What is E85?

What is E85? E85 is a fuel that is starting to be sold more and more at stations across the ...
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Head Bolts vs. Head Studs

When evaluating the various benefits of studs and bolts, it is helpful to keep a number of considerations in mind ...
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Fuel System Filtration

Fuel System Filtration by Paul Yaw @ Injector Dynamics Just like an oil filter protects your engine from harmful particles ...
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Horsepower vs. Torque: The age old debate

THE BASICS So to start with I naturally consulted Google. Most of the top hits for “torque vs. horsepower” are excellent ...
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1:1 Boost Referenced Fuel Pressure Regulators – Why are they important?

In earlier articles we discussed how bypass style, and blocking style fuel pressure regulators work. This is a great article ...
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Everything you need know about about Fuel Pressure Regulators

Accurate and consistent fuel pressure is critical for maximum and consistent high performance. Therefore accurate adjustment of fuel pressure is ...
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