Which engine oil will be good 7500km in my NS Forum › Category: Bajaj › Which engine oil will be good 7500km in my NS 0 Vote Up Vote Down Mithun asked 1 year ago My bike is Bajaj Pulsar NS160. My bike is 7500 km running. After 7500 I want to change my engine oil from mineral to synthetic. Which engine oil is best for my bike? I regular use Shell but they have no synthetic engine oil. Which brand is best? Question Tags: Which engine oil will be good 7500km in my NS 1 Answers 0 Vote Up Vote Down Ahmed Shoaib Staff answered 1 year ago Shell didn’t have any 20W50 grades synthetic engine oil. But Motul has 20W50 synthetic engine oil that called Motul 7100 4T 20W50. You can use this engine oil for better performance.