6.4 HEMI Throttle Body Upgrade Guide
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6.4 HEMI Throttle Body Upgrade Guide

One of the most popular 6.4 HEMI bolt-ons is a throttle body upgrade. A throttle body upgrade offers impressive performance gains at a cheap price point – relative to other upgrades. It’s a simple upgrade that’s essential for pushing the engine to the next level. In this guide, I discuss 6.4 HEMI throttle body upgrades,…

6.4 HEMI Ultimate Engine Guide
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6.4 HEMI Ultimate Engine Guide

For many enthusiasts, the Chrysler/Dodge 6.4 HEMI V8 engine is one of the top engines in the SRT lineup today. Depending on the model, it produces nearly 500 horsepower and lb-ft of torque from the factory, and boasts outstanding towing capacity in Ram trucks. Starting in 2007, Chrysler made it available as a crate engine,…

5.7 and 6.4 HEMI MDS Guide
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5.7 and 6.4 HEMI MDS Guide

Some modern performance engines – like the 5.7 and 6.4 HEMI – use cylinder deactivation technology. This helps increase fuel economy and lower emissions. It’s a part of what helps these large V8 engines meet the stricter emissions standards of today. Shutting down cylinders sounds simple in theory, but there’s a lot that goes into…

6.4 HEMI Intake Manifold Upgrades
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6.4 HEMI Intake Manifold Upgrades

I previously published an article about the 5 best 6.4 HEMI engine upgrades. Intake manifolds didn’t quite make the primary list, but we did briefly discuss manifolds as an honorable mention. Now, it’s time to expand on intake manifold upgrades and discuss this mod in greater depth. In this article, I look at 6.4 HEMI…

6.4 HEMI Intake Upgrade Guide
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6.4 HEMI Intake Upgrade Guide

The 6.4 HEMI engine is an impressively powerful V8, especially with some simple bolt-on upgrades. For those seeking to boost power and performance, a cold air intake upgrade is one of the best options.¬†Cold air intake upgrades offer power gains, efficiency, and increased induction sounds. In this guide, I discuss 6.4 HEMI intake upgrades along…

Dodge 6.4 HEMI vs 5.7 HEMI
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Dodge 6.4 HEMI vs 5.7 HEMI

The Dodge/RAM 5.7L and 6.4L HEMI engines power similar cars and trucks, with the larger engine usually being an upgrade option. This makes the comparison common as many wonder which engine is the best fit. In this guide we’re going to compare everything between the two engines: performance, tuning potential, problems and reliability, specs, and…

The 4 Most Common 6.4 HEMI Engine Problems
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The 4 Most Common 6.4 HEMI Engine Problems

The Chrysler 6.4 HEMI debuted in 2005 with 525 horsepower and 510 torque. This variant is the crate engine under the name 392 HEMI. It wasn’t until 2011 that Chrysler actually began selling cars with the 6.4L Hemi engine. It’s a strong, reliable engine, but no engine is flawless and there aren’t any exceptions here….