Same engine. Different manifold and injection pump calibration.
On a 6.2 I'd definitely lose the EGR. All it does is carbon up the intake. You could put a blockoff underneath it, or just stick a ball bearing in the vacuum line.
A little WD-40 never hurt anything either. Unless there's a burr or some other mechanical issue it's probably just built-up varnish. Use some lube and keep working that thang.
Since I posted that almost six years ago I've acquired a set of factory reprints from Rot Auto, printed by Detroit Iron, and I'm going to say for about forty bucks?
They're the same people who printed my Corvette manuals and they do really nice work. Other than the glossy cover they're...
With that amount of contamination, if the metering valve was stuck, the plungers are probably stuck too.
A big chunk of metal would concern me also. There's a good chance the thrust spring on the driveshaft has failed. If pieces like that get between the rollers and the cam the head and rotor...
Wow. I'm sorry about your friend's grandfather. He seems like a really good guy.
But one small blessing is that he's finding these things a home. Not just for decent compensation to make sure the value is not lost to his family. Not just for death-cleaning to spare his offspring from throwing...
Not really.
But I've tried a number of other makeshift solutions that just didn't do the job.
And it says Made In USA (with foreign components) which always makes me leery. It was a little less on Amazon with free shipping as opposed to buying from the manufacturer's website.
If it works...