Month: February 2014


How to Choose the Right Valve Springs - Mopar Muscle Magazine
In theory, you can gain free horsepower just by choosing the proper springs for your engine. But, how do you choose the right spring?

If you could single out one particular part of an engine that is most misunderstood, you would likely mention the camshaft. The numbers associated with camshaft design have baffled many a car guy for years, and although once understood, the numbers can still cause some confusion for many. But, what many people don’t even give a second thought to, are the valve springs.

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Photo Gallery: How to Choose the Right Valve Springs - Mopar Muscle Magazine


How to Install the F&B Throttle Body with EFI - Mopar Muscle Magazine
Check out how to install a complete six-barrel setup that will work with either FAST’s XFI or EZ-EFI systems. Just like the original Six-Pack cars, you can run around on a mild two-barrel and still have as much as 2,300 cfm at your disposal.

Remember when stand-alone EFI systems seemed beyond the reach of the average car guy? Oh sure, the computer geeks could get it to work, but for those of us without a computer degree, the risks just seemed to outweigh the benefits. Well, now that the EFI companies are well past their infancy, anyone who really wants to take a bit of time to learn about them can have a great performing EFI system in as little as a weekend.

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Photo Gallery: How to Install the F&B Throttle Body with EFI - Mopar Muscle Magazine

As always, our Performance Clinic features questions from readers who have written in answered by our editor.Pedal Predicament a Photo Gallery: Performance Clinic - April 2014 - Mopar Muscle Magazine
Is your Late-model's fuel system delivery what your Hemi needs? We decided to do some investigating into what's available in aftermarket fuel delivery pumps.Getting the right amount fuel to the engine of your hot rod is paramount. If you send too much ...

How to Replace a Torsion Bar Crossmember - Mopar Muscle Magazine
We all know that the torsion bars support the front end of your Mopar, but if the main crossmember that the torsion mounts to is bad, what's the point?

Rust, it's a car's worse nightmare—unless you count those flimsy, stick on, Buick wanna-be port holes. And if not properly removed—the rust and those stupid port holes—your car will never be any good.

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Photo Gallery: How to Replace a Torsion Bar Crossmember - Mopar Muscle Magazine


The AMSOIL/Mopar Muscle Dyno Showdown - 8 Mopars - Mopar Muscle
Check out the highlights and combos for eight more kick-ass Mopars that competed in our Dyno Showdown.

If you made it to the Mopar Nationals this year (and who didn’t?), chances are you caught at least some of the action at the AMSOIL/Mopar Muscle Dyno Showdown. Our contest drew quite a crowd, and we had a good variety of Mopars competing for prizes and bragging rights in four categories. Located at the head of the manufacturer’s midway, 24 Mopars spun the rollers of our chassis dyno during a rain-shortened competition.

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Photo Gallery: The AMSOIL/Mopar Muscle Dyno Showdown - 8 Mopars - Mopar Muscle


How to Boost Engine Power with Water-Methanol Injection - Mopar Muscle
You’d likely think we are out of our minds if we told you that injecting water or a mixture of water and Methanol into an engine could give power gains of 10 to 20 percent.

There are plenty of ways to boost an engine’s power, and most of them, like turbo-charging, supercharging, or Nitrous Oxide injection are well known to automotive enthusiasts. But what if we told you there was a way to boost the performance of your engine without using one of these methods, but rather a less expensive alternative? Or how about if we said there is a way to get race gas performance from pump gas? You’d likely think we are out of our minds if we told you that injecting water or a mixture of water and Methanol into an engine could give power gains of 10 to 20 percent. These power gains are not only achievable, but can be accomplished at a reasonable price thanks to the Boost Cooler systems offered by Snow Performance.

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Photo Gallery: How to Boost Engine Power with Water-Methanol Injection - Mopar Muscle

Photo Gallery: How to Boost Engine Power with Water-Methanol Injection - Mopar Muscle

As much as we like to encourage high-winding abuse, in good conscience I would have to recommend you take it easy with those high rpm blasts, or get new pistons.Piston Peril a Photo Gallery: Performance Clinic - February 2014 - Mopar Muscle Magazine
Over most other components, the correct performance camshaft can make the biggest improvement in an engine. In this Tech guide, we do a small-block camshaft comparison.In the search for more power from our engines, we usually start with simple bolt-ons...