Check out. This data sheet lucas synthetic addative
#4
Got the oil changed to day. Penzoil 5-30 and the 1 qrt lucas put synthetic. And wow is that **** amazing. She idles so quiet now. tooker out on some back roads to cutter lose like an old school vett, and she just hammers thre the rpms at WOT. Love it good ****. You guys should try it.