ITRCA

Yeah...need to short service connector and i usually let it warm until the fans turn on.....then out comes the snap-on timing gun.

I was thinking of doing the same thing! I ran nothing but royal purple in my 05 gmc sierra since day one and loved it....but I've only used honda fluids + Mobil 1 10w30 in my R. Only reason I've continued to use mobil one is because the previous owner said they always changed oil w/ mobil one. I won...