18 List of Cars with Non-Interference Engines – Crucial Parts | Difference

The combustion engines that are powered by petrol are generally classified as either interference or non-interference engines.

Understanding your curiosity about such engines, today we have a list of cars with non-interference engines.

We will discuss different car brands and the engines offered by them that are non-interference engines.

If you like you can also read about Cheap Cars with Paddle Shifters being another crucial mechanical part.

What is Non-Interference Engines?

The latest internal combustion engine is a complex space of moving parts that can cause chaos if not working as desired.

The effect of chaos depends on whether your car is powered by a non-interference engine or an interference engine.

This type of engine will tell if the chaos will cause severe engine damage or minor engine repairs.

Definition

The working of an engine is based on the movement of pistons and the crankshaft. The smoother the movement, the better condition of the engine.

In engine terminology, interference refers to the paths that the pistons and valves travel. But the most interesting thing is to notice if those paths cross.

To put it in simple words, in a non-interference engine the piston is situated at the top dead center so that it can never go higher than a fully open valve.

Thus, being placed so high, the piston can never interfere with the valves.

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18 List of Cars with Non-Interference Engines

Many top automobile brands offer interference and non-interference engines. Generally, there are many different types of engines, and each of them can be categorized into interference & non-interference engine.

One might find it unnecessary to learn about types of engines as it is a technical matter. But as a driver, it is crucial to know and understand the difference between the two types.

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Below we have a list of different car brands along with their respective non-interference engine list.

1. Acura

Acura is a luxury vehicle subsidiary of Japanese carmaker Honda. The brand was launched in countries like the USA and Canada in 1986, marketing luxurious, high-performance motor vehicles.

• SLX Non-Interference

2. Chrysler

Chrysler is one of the three biggest automakers in the United States Of America. It is an American subsidiary of the Dutch-domiciled automotive company, Stellantis.

• 1.7L Non-Interference
• 2.2L SOHC Non-Interference
• 2.4L DOHC Non-Interference 
• 2.5L 4 Cyl. Non-Interference
• 3.0L SOHC 12 Valve Engine Non-Interference

3. Ford

Ford or Ford Motor Company is an American high-end automaker that is well known for its pickup trucks.

• 1.3L Non-Interference
• 1.6L DOHC Non-Interference
• 2.0L DOHC (Contour, Escape, Focus, Mystique, ZX2 & 1999-2002 Cougar) Non-Interference
• 2.0L SOHC Gasoline (Escort, Focus & Tracer) Non-Interference
• 2.0L SOHC Gasoline (Capri, Pinto & Ranger) Non-Interference
• 2.3L SOHC Gasoline Non-Interference
• 2.5L SOHC 4 Cyl. Non-Interference
• 2.5L V6 Non-Interference
• 3.0L & 3.2L SHO Non-Interference

4. GM and Saturn

The Saturn Corporation was launched by General Motors (GM) as its American subsidy. However, in 2009, GM halted the production of Saturn.

• 1.4L Non-Interference
• 1.6L (Chevette& 1000) Non-Interference
• 1.6L (LeMans) Non-Interference
• 1.6L DOHC (Nova) Non-Interference
• 1.6L SOHC (Nova) Non-Interference
• 1.8L Gasoline Non-Interference
• 2.0L Non-Interference
• 2.3L Non-Interference
• 3.4L Non-Interference
• 3.5L Non-Interference

5. GEO

GEO was the manufacturer of small cars & SUVs that was marketed as a subdivision by General Motors under its Chevrolet division from 1989 to 1997.

In 1997 GEO got merged with Chevrolet.

• 1.6L DOHC (1989-92 Prizm GSI) Non-Interference
• 1.6L SOHC (Prizm) Non-Interference
• 1.6L SOHC (Storm) Non-Interference
• 1.6L SOHC 8 Valve Engine (Tracker) Non-Interference

6. Honda

Honda is a Japanese public multinational conglomerate manufacturer of automobiles, motorcycles, and power equipment.

It is one of the most popular and well-recognized car brands in the USA.

• 3.0L & 3.2 which are Non-interference

7. Isuzu

Isuzu Motors Limited is a Japanese diesel engine and commercial automobile manufacturing company.

• 1.6L SOHC Non-Interference
• 3.5L Non-Interference

8. Jeep

Jeep is another American automaker that is a division of Stellantis. The brand has been a part of Chrysler since 1987 when it was acquired by the latter.

• 2.0L Non-Interference

9. Kia

Kia Corporation is a South Korean multinational automaker. It is South Korea’s second-largest automobile company after its parent company Hyundai.

Kia is one of the most loved & reliable brands in the United States.

• 1.6L SOHC Non-Interference
• 2.0L SOHC Non-Interference

10. Lexus

Lexus is a luxury vehicle division of Japanese carmaker Toyota. The Lexus brand is widely famous and is marketed in more than 70 nations around the world.

Lexus is Japan’s biggest selling premium car brand.

• 2.5L Non-Interference
• 3.0L V6 Non-Interference
• 3.3L V6 Non-Interference
• 3.0L Inline 6 (1992-97) Non-Interference

11. Mazda

Mazda is another Japanese carmaker that is well known for its high-end vehicles. The company is based in Fuchū, Aki District, Hiroshima Prefecture, Japan.

• 1.5L Non-Interference
• 1.6L Non-Interference
• 1.8L 4 Cyl. Non-Interference
• 1.8L V6 Non-Interference
• 2.0L DOHC (626, MX-6 &Protege) Non- Interference
• 2.0L DOHC (Tribute) Non-Interference
• 2.0L SOHC Non-Interference
• 2.3L 4 Cyl. (B2300) Non-Interference
• 2.3L V6 Non-Interference
• 2.5L 4 Cyl. (B2500) Non-Interference
• 2.5L V6 Non-Interference

12. Mercury

Mercury is now a defunct division of the Ford Motor Company. Upon its launch, the brand was marketed as an entry-level premium one.

• Villager 3.0 Non-Interference
• Villager 3.3 Non-Interference

13. Mitsubishi

Mitsubishi Motors Corporation is a Japanese car-making company headquartered in Minato, Tokyo.

Presently it is owned by Mitsubishi Group, Nissan, and Renault–Nissan–Mitsubishi Alliance.

• 3.0L SOHC 12 Valve Engine Non-Interference

14. Subaru

Subaru is an automobile-making division of the Japanese transportation conglomerate Subaru Corporation.

The brand is well-known for its reliable and affordable motor vehicles.

• SOHC Non-Interference

15. Suzuki

Suzuki, a Japanese multination company that is well known for its production of four-wheel-drive wheels, all-terrain rides,  motorcycles, and a variety of engines.

• 1.6L 8 Valve Engine Non-Interference

16. Toyota

Toyota is a Japanese automaker that currently holds the position of the biggest automobile manufacturing corporation in the world.

The company is headquartered in Toyota, Aichi, Japan.

• 1.5L (3E-E & 5E-FE) Non-Interference
• 1.6L DOHC (4A-F & 4A-FE) Non-Interference
• 1.6L DOHC (4A-GE & 4A-GZE) Non-Interference
• 1.6L SOHC Non-Interference
• 1.8L 7AFE, 4AFE, 4AF – Non-Interference
• 2.0L Non-Interference
• 2.2L Gasoline Non-Interference
• 2.5L Non-Interference
• 2.8L Non-Interference
• 3.0L Inline 6 (Except 1998 2JZ-GE) Non-Interference
• 3.0L Inline 6 VVT-i (1998 2JZ-GE) Interference
• 3.0L V6 Non-Interference
• 3.4L Non-Interference
• 3.5L V-6 Non-Interference

17. Volkswagen

Volkswagen is a German motor vehicle manufacturer which happens to be one of the biggest automakers in the world.

The company owns many high-end luxurious brands.

• TDI 1.8L – 8 valve Non-Interference
• 2.0L – 8 valve Non-Interference

18. Volvo

Volvo is a Swedish automaker headquartered in Torslanda in Gothenburg, Sweden.

The brans are known for making sport utility vehicles, station wagons, hatchbacks, sedans, and compact executive sedans.

• 240DL 2.3 Non-Interference
• FK Non-Interference engine
• 240 SOHC Non-interference
• 740 SOHC Non-interference
• 940 SOHC Non-interference

Now that you are familiar with our list of cars with non-interference engines, let us help you understand the concept of non-interference engines in detail.

With this being said, you might also like to learn about when is the right time to buy a car.

Crucial Parts Of Non-Interference Engine

Now that we have decoded the list of cars with non-interference engines, let us look at the list of the crucial parts of a non-interference engine.

1. Valves

Valves are the parts that are used for starting or stopping the flow, preventing backflow or relieving, regulating or throttling flow, and regulating pressure in fluid or gaseous handling applications.

Engine valves are mechanical parts used in internal combustion engines to enable or restrict the flow of fluid or gas from combustion chambers or cylinders during engine operation.

2. Piston

A slider that is moved or shaken by the pressure of a liquid, usually consisting of a small cylindrical body in a cylindrical chamber or vessel along which it moves back and forth, is called a piston.

In engines, pistons are, among other things, the parts that drive engines, pumps, gas compressors, hydraulic cylinders, and pneumatic cylinders.

Its main task in the engine is to transfer force from the expanding gas in the cylinder to the crankshaft via the piston rod.

3. Timing Belt

The timing belt is a serpentine belt that runs along one side of the engine to properly synchronize the camshaft and crankshaft.

The main purpose of the timing belt is to synchronize the upper half of the motor with the lower half of the motor.

Difference Between Non-Interference & Interference Engine

The main difference between a non-interference and an interference engine is in the way the valves of these engines open.

• Non-interference engines have pistons that do not get inside or touch the open valves, maintaining a safe distance.

• Interference engines have four strokes that open one or more valves to entirely fit the space in which the pistons enter.

In simpler terms, in an interference engine, there will be contact between the piston and the valve. However, in a non-interference engine, the piston is placed far down so that they never touch

What Happens If Timing Belt Snaps?

If the timing belt snaps, it can harm the engine of your vehicle based on its type. Thus, you must go through the list of cars with non-interference engines.

• In an interference engine, the piston & valve’s stroke takes up a similar space in the cylinder. The timing belt is crucial here as it keeps these parts from smashing into each other.

So, if the timing belt somehow snaps, there is a huge chance of valve or cylinder damage to occur, which can harm your engine to severity.

• In a non-interference engine, the vales & pistons do not take up similar space in the cylinder. So even if the timing belt snaps, there is no cylinder or valve damage. All you need to do is have it replaced, and the engine will be just as its former self.

Top FAQs About Non-Interference Car Engines

Conclusion

Interference engines are normal these days, but you can also find car brands making non-interference engines in USA as well.

We have the list of cars with non-interference engines as the automobile brand names along with their engine specifications. The better way to understand the non-interference engines is to learn about them first.