Hauss has a point on the On-road versions of Delo
Delo 400 15-40 SDE has dropped
zinc altogether.
https://cglapps.chevron.com/sdspds/P...&docFormat=PDF
Delo 400 15-40 LE (off-road) is still good on its levels of ZPPD.
https://cglapps.chevron.com/sdspds/P...&docFormat=PDF
Delo 400 XLE, XLP, XSP, ZFA, NG, levels are too low.
They can all be looked up here:
https://cglapps.chevron.com/sdspds/P...ctPDSLink=true
Delo 400 SAE (single wgt) are ok in ZPPD levels at 30, 40, 50 wgt.
https://cglapps.chevron.com/sdspds/P...&docFormat=PDF