Why do Toyota Engines last this long | Science Corner | Talking Cars 

An Innova with a few lakh kilometres under the belt is nothing new. They feel as good as the day they left the factory, nearly 17 years ago!
We take a closer look at the Innova 2.5 litre D4D engine to see what components go into its making and how they add up to the overall robustness of the engine.
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