If anyone is interested in the amount of ZDDP in AMSOIL lubricants here is the info.
Code:
Primary Recommendations Phosphorus Level (ppm) Zinc Level (ppm)
Break-In Oil (BRK) 2040 2265
Z-ROD® 10W-30 Synthetic Motor Oil (ZRT) 1320 1440
Z-ROD® 20W-50 Synthetic Motor Oil (ZRF) 1320 1440
Secondary Recommendations Phosphorus Level (ppm) Zinc Level(ppm)
Premium Protection
10W-40 Synthetic Motor Oil (AMO) 1265 1378
Premium Protection
20W-50 Synthetic Motor Oil (ARO) 1266 1379
Series 3000 5W-30
Synthetic Heavy Duty Diesel Oil (HDD) 1266 1379
15W-40 Synthetic Heavy Duty Diesel and Marine
Motor Oil (AME) 1267 1377
AMSOIL Synthetic Racing Oils Phosphorus Level (ppm) Zinc Level (ppm)
DOMINATOR® 5W-20
Synthetic Racing Oil (RD20) 1424 1575
DOMINATOR® 10W-30
Synthetic Racing Oil (RD30) 1424 1575
DOMINATOR® 15W-50
Synthetic Racing Oil (RD50) 1424 1575
DOMINATOR® SAE 60
Synthetic Racing Oil (RD60) 1424 1575