Virgin Analysis of Phos/Zinc and moly

[salesrep]

brand weight phos zinc moly
schaeffers #110 50 2269 2296 426
Schaeffers #705 20-50 2325 2291 438
northland MXP 50 1629 1606 9
Brad Penn Partial syn 20-50 1543 1523 5
Valvoline vr1 20-50 1421 1392 1
Lucas Full Syn 20-50 1425 1354 0
Royal purple HP 20-50 1296 1276 159
Synergyn syn form 15-50 1387 1263 2
Kendall GT1 50 964 969 39
Penzoil GT racing 20-50 2079 1906 77

 

[LargeCarManX2]

Great to hear from you....

Looks like Schaeffers 20w50 has most of them beat by a grand or so.

 

[postjeeprcr]

Now if these three were the only elements that mattered this may mean something. But since they are not it does not mean anything.

 

[browntown]

I'm still a newbie, but if I'm looking for a high zinc oil for my old bmw m30 motor, this data seems helpful.

 

[steve20]

schaefers Zn/Phos levels are at the point previously stated as corrosive to internals?