The small gap allows engine oil to flow over the metal surface, which reduces wear and tear. On the other hand, the metal bushing between the con rod and the crank will wear down over time, resulting in rod knock. […]
The small gap allows engine oil to flow over the metal surface, which reduces wear and tear. On the other hand, the metal bushing between the con rod and the crank will wear down over time, resulting in rod knock. […]