Originally Posted By: Tom NJ
Assuming you have an ester type refrigeration oil, the POEs used would not be harmful in small doses, but not likely beneficial either. At best you may get a little cleaning effect at a high price, but these products have little or no additives, so you would be diluting the additive package in your motor oil, which is counter productive. You are safer adding a quart of Redline, or just switch to an oil with high Group V content such as M1.
Tom NJ
I agree but starting out with a loaded robust oil would help? with the diluting , thats why i use Rotella or any good HDEO with B-12