John Deere 2520 utility tractor will be it’s intended use for the fluid I don’t have specific VOA on Hy-Gard. I asked Blackstone for a comparison and gave me blanket statement in the comments. I know Hy-Gard uses a good dose Zinc and 100c Viscosity is about spot on to Hy-Gard and others that spec J20c.
Thanks MolaKule for any input.
The formula must have been modified since this Properties and Coverage sheet was published which shows different levels of zinc and Phos and sulfur which comes mostly from the ZDDP chemistry:
I have read that product information sheet before purchasing when voa numbers showed up I was a little surprised in the level Change in numbers. All in all don’t know if it’s concerning or not.