The one & only oil. 20/50
Previous owner was using Havoline, but at the same price “Far-better than Havoline” oils are available in the market.
So, go ahead to choose
PTT Lubricant’s Perform 20/50. Pour this oil in your car and enjoy. It not only shoots down many unwanted voices coming from the engine, but also keep it healthy. Period is 3k to change it.
But as the engine is overhauled, so there are more than 90% Chances that it will reduce the oil.
In case if it reduces the oil, then use a tin bottle of “Oil Treatment” (also called STP or SDP). This tin cost Rs. 150/240 ml. Mix half tin in Engine oil with every oil change. It will keep the engine healthy & cool.