a standard spark plug should last 10-20K KM...those better/performance type should last 30-50KM....
Spark plug is wear and tear part...
Also life span of spark plug depend on your engine condition...if your engine makan engine oil / wrong tuning then your spark plug will wear out faster.
Toyota’s upcoming rear-wheel drive sports car, developed in collaboration with Subaru, was always rumoured to be powered by a 2-liter boxer engine from Subaru. In...