Ever wondered why there are so many oils on the market, well your not alone. In the early 70s and 80s you could virtually choose from 2 or 3 types of oils, now there are so many too choose from which can be frustrating for all. Due to the emission regulations , engine designs, fuel efficiency and performance, engine oil is critical for your car. Some vehicles may experience, Low speed pre-ignition so the oil is important for helping with this, Manufactures have spent lots of money on oils over the years to get the best results for your vehicle.
Engines with Polymer Coated Engine Bearings best use the correct grade of oil otherwise this could have a detrimental affect on the engine in the long term Diesel engines with Diesel Particulate Filters, must use a low ash content oil to help prevent clogging of the oil galleries. Technical Information
Why 2 stroke oil and correct mix is important check this out.Correct Mix