Series 3 E Type V12 Overheating Fix(es)

[Wiggles (Paul Wigton)]

@MarekH

There is plenty about the Lutz modifications in the archives. There are pros and cons to it.

A place to start.

[xj-s] water rail question

I do try to keep up but I’ve never heard what the “Lutz Mod” really is. Can you explain? Is it in Kirby’s book, by chance? Not yet! Haven’t updated the Book since Norman showed up and described his mod! Basically, it’s plugging up the forward two coolant outlets on each head so virtually all the coolant must go the length of the head and come out the rear outlets. Only tiny openings are left at the front. There’s also a Stage II which goes farther including replacing the coolant pip…