Two manifolds, both from non-egr 6.2 motors.
This open plenum unit is from a 1990 J code:
This dual plane unit came off of a 1985 J code Sub with a 1999 GM crate motor:
When and why were each type used on which motors? Any idea?
Thoughts on which might be...
Okay, after reading everyone's posts about installing the 21" Dmax fan, and how it yields TOO MUCH cooling... I have to admit I'm a little green.
Wondering what the best setup would be for an older body style truck. I'm assuming it's waaaay too much work to adapt the later-model serpentine...
A few years ago, I bought very cool 1990 4x4 3/4t diesel Sub. It had been a news van, had the side compartment for gennie or inverter/batteries, a full aluminum roof rack with diamond plate platform, and most of the wiring still in place from the removal of the microwave tower. The rack not...
Not mine, just happened to run across it while searching for a rebuildable block. It's listed at $500 obo.
http://salem.craigslist.org/pts/1679474974.html
Somebody save this thing from the scrap bin ! (I suspect he'd take well under 5 bills for it, as there's no mention of the unique...
So I bought a very nice 85 Sub for a great price. It had a 6.5 crate motor (WITH Banks turbo system!) as well as a SR trans installed at a GM dealership in 1999. A couple of years ago the prev owner had an event of some sort (still trying to get more detail) which ended with the discovery of a...