It's time to change the clutch on my 02 Toyota Echo which has been run with 80w90 for the past few years. This vehicle is used strictly for commuting and I am rarely on the road longer than 20mins per trip. Temperature variations go from -40c to +40c depending on the season. When it's -40 the...
I've been using Z-ROD 10w30 for the past 5 years on my '81 305 as a daily driver and it hasn't shown any signs of fatigue so far. For what it's worth I can cold start the car with a carburetor in -40 weather. I want to switch to Redline 0w40 for winter use because it has the right amount of zinc...