Not true, there are several companies making sleeve kits, cams, pistons and rods. There is even a company making new heads. If your block is ok, you can build one for around the 8-10K range with all new upgraded components. (less depending on what all is bad) Or buy a crate engine with the same...
The biggest question is why? With several synthetics that have more than proven themselves over the years, what will it do over the others? Amsoil, Royal Purple, Redline, and of course Mobil 1 just to name a few, would be my choice unless there is something specific in Schaeffer's that the 6.4...
If an oil sample was cheaper than $25 or you were changing more than 6 quarts, it would probably make sense to oil sample. The biggest thing is that GP III oils are now considered synthetic, many brands conventional oils use GP III base stocks, with a shade less add pack. This is the primary...
Simply it takes the guesswork out of the criteria in your owners manual as to which service category you fall under. Most vehicles have a 7500 mile interval for the easier miles as stated earlier in this thread.
100k on mine, only issue I ever had was the radiator 3 times. 2 were warranty, the first was believed to be from the sticking t-stat and the redesigned t-stat housing. The second and third were from flex I guess. I installed a Mishimoto in it the last time and got Vince's fix for the separation...
Well it didn't go to "V4" 😂 As expected. Love the color, glad you finally got out of the Chevy, you were starting to type like Frank................smilieFordlogo
98xxx on mine and still loving it. Even more so with diesel being $1.97 here 😜. Zero mods and zero regrets, except on the radiator, if I could have paid the difference for a welded one the first time it was changed, I would have been happier.