Originally Posted By: RISUPERCREWMAN
I make my own MotorCraft Syn Blend every time I change the oil on my 2007 F-150 5.4 3v which takes 7 qts total. I use 4 qts, MotorCraft Full Synthetic 5W-20 & 3 Qts MotorCraft Blend 5W-20! Thats my Syn Blend oil Change!
My 4.6 takes 6 quarts but going to make a mix similar you yours.
I make my own MotorCraft Syn Blend every time I change the oil on my 2007 F-150 5.4 3v which takes 7 qts total. I use 4 qts, MotorCraft Full Synthetic 5W-20 & 3 Qts MotorCraft Blend 5W-20! Thats my Syn Blend oil Change!
My 4.6 takes 6 quarts but going to make a mix similar you yours.