All the Engine Bearings & Bushes with mark 'VASANT' have Gunmetal (Bronze) back & 90% Tin base White Metal overlay on the running surface to provide best performance quality. The 'VASANT' mark alone does not necessary that it is the best, but it optimum for high performance in all types of Diesel Engine. Our products are useful for all types of Lister (Slow Speed) & Petter (High Speed ) Engine from 5 HP to 22 H