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Inline (I3, I4, I6) Engines for Sale Straightforward Power That Just Works

If you are  looking for a simple, reliable engine that delivers solid performance without any type of stress, inline engines might be just what you need. At Gear Shift Auto Parts, we specialize in used engines and our selection of Inline (I3, I4, I6) options is perfect for anyone wanting to breathe new life into their ride without breaking the bank.

So, What Exactly Is an Inline Engine?

Inline engines also called straight engines  have all their cylinders lined up in a single row. For the same reason they have been  favorite for decades.

Here is  a quick breakdown:

  • I3 (Inline-3): Small but mighty. Great for compact cars and anyone chasing fuel efficiency.
  • I4 (Inline-4): A true all-rounder. Found in everything from sedans to sporty coupes.
  • I6 (Inline-6): Smooth, powerful, and perfect for those who love a refined driving experience.

No matter what you drive, there is probably an inline engine that fits your lifestyle and we ahve  got plenty of used engines ready to go.

Inline-Engine

Why Inline Engines Are Considered  as A Smart Choice

These engines are not just popular for no reason. Rather,  drivers and mechanics love them beacuse:

Naturally Balanced and Smooth

Inline engines, especially the I6 run incredibly smoothly. They are naturally balanced, which means less vibration and a more comfortable ride.

Easier to Work On

These engines have straightforward designs. Moreover, these, inline engines are easier to service and maintain. That means less time at the shop and more time on the road.

Good on Gas

Inline-3 and Inline-4 engines are known for their fuel efficiency. If you are trying to save at the pump, these engines are the perfect choice.

Explore Our Inventory of Inline Engines

At Gear Shift Auto Parts, we are  all about helping you find the right engine without the hassle. Our inventory is loaded with high quality used engines that are tested, inspected, and ready for installation.

Plenty  of Options to Choose From

Looking for something reliable like a Toyota 1.8L I4? Or maybe something sportier like a BMW 3.0L I6? We have got options from all the top automakers.

Only Reliable Parts

We don’t sell junk. Every engine we offer has passed our quality checks so you can shop with confidence.

Fast & Reliable Shipping

We ship all across the U.S. So no matter where you are, we will get your engine to your door quickly and safely.

Common Cars That Use Inline Engines

Still wondering if an inline engine is right for your vehicle? Here are a few familiar models that use them:

  • I3 Engines: Ford Fiesta, Chevrolet Spark, BMW i8
  • I4 Engines: Honda Accord, Mazda 3, Subaru Impreza
  • I6 Engines: BMW 5 Series, Jeep Cherokee (4.0L), Toyota Supra

Whatever you are driving or dreaming of rebuilding we have probably got a used engine that fits like a glove.

Why Go with a Used Inline Engine?

Buying a used engine is not  just about saving money. It is  also about value, quality, and doing things smarter.

  • Big Savings: You’ll save a ton compared to buying new or remanufactured.
  • OEM Match: Most of our engines are direct replacements from the original vehicle.
  • Eco-Friendly Choice: Reusing parts helps reduce waste and conserve resources. Good for your car and the planet.

Why People Trust Gear Shift Auto Parts

We are not just another website. Rather, we are car people who care about getting your vehicle back on the road. When you order from us, here is what you can expect:

Let Us Get Your Engine Sorted

Whether you are  restoring an old project car or replacing a blown motor, Gear Shift Auto Parts is your go to for quality Inline (I3, I4, I6) used engines. Check out our inventory or reach out to our team. Lets get your car running strong again.

Straightforward, reliable, and built to last just like the inline engines we sell.

Let Gear Shift Auto Parts be your Trusted Partner

Are you looking for the perfect fit for your vehicle? Find the right fit, right now.