Question: Do I have an interference engine?

What is meant by an interference engine?

An interference engine is a type of 4-stroke internal combustion piston engine in which one or more valves in the fully open position extends into any area that the piston may travel into. By contrast, a non-interference engine is one where the piston does not travel into any area into which the valves open.

Are all Toyota engines non-interference?

Toyota. While many of Toyota’s models are freewheeling, several feature interference engines. Whether a Toyota has an interference engine or not depends on which engine Toyota put in the vehicle. The 1980 through 1988 Tercel and the Corolla both use the 1.5-liter engine with the engine codes 3A and 3A-C.

Can a non-interference engine bent valves?

A non-interference engine provides clearance between the valves and pistons, so if the timing belt breaks, you might end up with bent valves, and you might have to have your cylinder heads rebuilt, but the engine isn’t likely to be destroyed.

What vehicles have interference engines?

Interference Engines – Complete List

  • Audi. • 1.8L 1.9L Interference. …
  • BMW. • 2.5L 325I 525I Interference. …
  • Acura. • All except SLX Interference. …
  • Chrysler. • 1.4L, 1.5L & 1.6L Interference. …
  • Fiat. • 1.3L 128 Series Interference. …
  • Ford. • 1.3L Non-Interference. …
  • GM and Saturn. • 1.0L Interference. …
  • GEO. • 1.0L Interference.
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Is the Mitsubishi 3.8 an interference engine?

{33} On 1994 & prior models, replace every 60,000 miles. On 1995-2007 models, replace every 60,000 miles is recommended. On 2008-10 models, replace every 105,000 miles. {72} Normal Service, replace every 60,000 miles.

Interference/non-interference
1.5L Interference
3.8L Interference

Is Toyota 4.7 an interference engine?

The 3.4L is a non-interference engine and the 4.7L is an interference engine.

Is GM 3.6 an interference engine?

the LY7 3.6L is not an interference engine. However a broken chain can cause very bad damage.