If you’ve ever found yourself lost in a sea of automotive terms—wondering what a “mass air flow sensor” does or why “variable valve timing” matters—you’re not alone. The world of engines and powertrains is full of specialized language, and understanding it can make all the difference when it comes to repairs, upgrades, or simply talking shop with confidence.
That’s why we created the Gearhead Engines Glossary—and we just made it even better.
Why a Glossary?
At Gearhead Engines, we believe that knowledge is power. Whether you’re a seasoned mechanic, a weekend DIY warrior, or someone just learning how engines work, having access to clear, reliable definitions can help you:
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Communicate more effectively with repair shops
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Make better decisions when buying parts or remanufactured engines
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Feel more confident tackling maintenance projects on your own
What’s New?
We’ve added dozens of new entries covering key engine components and automotive systems, including:
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Camshaft – Learn how this rotating shaft controls your engine’s breathing.
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Differential – Understand the magic behind smooth turns and traction.
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ECU (Engine Control Unit) – Discover how this “brain” of your car manages performance.
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Turbocharger vs. Supercharger – Know the difference between two power-boosting technologies.
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VVT (Variable Valve Timing) – See how modern engines optimize for both power and efficiency.
Each term is written in plain English—no engineering degree required.
Who’s It For?
This glossary is perfect for:
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Curious car owners who want to understand what’s under the hood
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Auto shop professionals looking for a customer-friendly resource
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Students or trainees in automotive tech programs
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Anyone considering a remanufactured engine and wanting to understand what makes ours different
Ready to Dive In?
Check out the full glossary here:
Gearhead Engines Glossary
Bookmark it, share it, and use it anytime you need a quick answer to an automotive term. We’ll continue updating it regularly—so if there’s a term you want to see added, just let us know!
Jeep vehicles have long stood for rugged dependability and off-road prowess. At Gearhead Engines, we’re proud to offer remanufactured engines for a wide range of Jeep models—helping you restore the power and performance your vehicle was built for.
In today’s global economy, tariffs are raising prices across the automotive industry. From imported engine components to raw materials like steel and aluminum, rising costs are becoming a reality for both consumers and repair professionals.
If your vehicle is showing signs of engine trouble, there’s good news — right now is one of the best times of the year to buy a remanufactured engine. Whether you’re a weekend DIYer or a professional mechanic, acting now can save you time, money, and frustration down the road. Here’s why spring into early summer is the perfect window to make your move.
