▁certain ▁engine ▁modifications ▁to ▁avoid ▁maintenance ▁and ▁performance ▁problems . ▁Bl ending ▁B 1 0 0 ▁with ▁pet role um ▁dies el ▁may ▁be ▁accomplished ▁by : ▁ ▁Mix ing ▁in ▁t anks ▁at ▁manufact uring ▁point ▁prior ▁to ▁delivery ▁to ▁tank er ▁tr uck ▁ ▁S pl ash ▁mixing ▁in ▁the ▁tank er ▁tr uck ▁( adding ▁specific ▁percent ages ▁of ▁b iod ies el ▁and ▁pet role um ▁dies el ) ▁ ▁In - line ▁mixing , ▁two ▁components ▁arrive ▁at ▁tank er ▁tr uck ▁simultaneously . ▁ ▁Meter ed ▁p ump ▁mixing , ▁pet role um ▁dies el ▁and ▁b iod ies el ▁meters ▁are ▁set ▁to ▁X ▁total ▁volume , ▁transfer ▁p ump ▁pull s ▁from ▁two ▁points ▁and ▁mix ▁is ▁complete ▁on ▁leaving ▁p ump . ▁ ▁App lications ▁ ▁B iod ies el ▁can ▁be ▁used ▁in ▁pure ▁form ▁( B 1 0 0 ) ▁or ▁may ▁be ▁bl ended ▁with ▁pet role um ▁dies el ▁at ▁any ▁concentration ▁in ▁most ▁injection ▁p ump ▁dies el ▁engines . ▁New ▁extreme ▁high - press ure ▁( 2 9 , 0 0 0 ▁p si ) ▁common ▁rail ▁engines ▁have ▁strict ▁factory ▁limits ▁of ▁B 5 ▁or ▁B 2 0 , ▁depending ▁on ▁manufact urer . ▁B iod ies el ▁has ▁different ▁sol vent ▁properties ▁from ▁pet rod ies el , ▁and ▁will ▁deg rade ▁natural ▁rub ber ▁g ask ets ▁and ▁h oses ▁in ▁vehicles ▁( most ly ▁vehicles ▁manufact ured ▁before ▁ 1 9 9 2 ),