Originally Posted By: Hokiefyd
Thanks. I wonder why 0W-20 isn't at listed as "acceptable" wherever 5W-20 is spec'd.
The only place this is the case is with the F23 engine at it's very end, natural gas, and the 5000 a year Civic SI, so I suppose they didn't want to spend the money to test it in these low volume or sunseted applications.