Recent content by TheKneebiter

Hello, I have 5 quarts of Toro 4 cycle motor oil. It says that it is SAE5W30 detergent sh/sj with no api rating.It is only a few month old as i purchased a case for my snowblower and never used it. I was wondering if i can use this up in my 87 gmc s15 2.8 litre with over 100k on the clock. any...