If you have not noticed the HG thing comes up every summer about this time so maybe its related to heat.
With a 1 in 25 chance (odds by MH_Stevens) I will continue make sure my junk stays cool via aftermarket temp gauge and have my oil analysis by Blackstone lab and try not to worry about it.

With a 1 in 25 chance (odds by MH_Stevens) I will continue make sure my junk stays cool via aftermarket temp gauge and have my oil analysis by Blackstone lab and try not to worry about it.