Best answer: In which engine spark plug is not there?

Which engine does not have a spark plug?

Spark plugs are used in the petrol engines to ignite the air fuel mixture whereas in diesel engines the presence of spark plugs is not necessary. Technically petrol engines are called as spark ignition engines ( SI ) and diesel engines are called as compression ignition engines (CI ) .

What is the difference between a 4 stroke spark plug and a 2 stroke spark plug?

The differences between two-stroke and four-stroke engines

The first difference is the fact that the spark plugs fire once every revolution in a two-stroke engine, while firing is once every other revolution in a four-stroke engine. … A four-stroke engine has a separate compartment for the oil and doesn’t require mixing.

What is scavenging air?

Scavenging is the process of replacing the exhaust gas in a cylinder of an internal combustion engine with the fresh air/fuel mixture (or fresh air, in the case of direct-injection engines) for the next cycle. … Scavenging is equally important for both two-stroke and four-stroke engines.

What are the symptoms of bad glow plugs?

In this article, we look at six common signs that indicate glow plugs could be faulty or damaged.

  • Something’s wrong: the engine warning light. …
  • Hard starting. …
  • Engine misfiring. …
  • Rough idling. …
  • Decreased fuel efficiency. …
  • White smoke. …
  • Black smoke.
IT IS INTERESTING:  Can an alternator run an electric motor?

How often should you change glow plugs?

How Long Do Glow Plugs Last? The average life of a glow plug on a diesel engine is roughly 100,000 miles. So, it is not something you should have to worry about very often. However, they can fail before then, especially if you hard start frequently or use a lower quality glow plug than recommended in your pickup.

How many spark plugs does a V6 have?

In normal cases, the V6 engine will work with six spark plugs where every cylinder, where the engine has six cylinders, will have a single spark plug-in use. However, for the twin-spark technology of vehicle engines, each of the six cylinders will have a pair of spark plugs.

How do I know if my spark plug is misfiring?

Symptoms of misfiring spark plugs include rough idling, uneven power when accelerating, and an increase in exhaust emissions.