"The newest replacement engines sold for the military HUMVEEs, marine use, and/or older pickup trucks that had 6.2s or 6.5s - are made in Franklin, Ohio. The newest "6500 Optimizer" has a block with more metal and a higher nickel content along with heavier cylinder heads."
I've seen these. alot better. Is the pump still in the valley, under the manifold? Alot of pumps cooked over the years!
The parent bore in the cummins is way thick. No problems w/ cavitation. 7.3 was bad in that regard. The Cummins will support an amazing level of power for a shocking length of time. Guys are spending fortune on powerjokes & duramax's & not being able to make competative power. The duramax's cooling system is way inadequate, also. For my money, I'd still rather have a 6V53!
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Today's Featured Article - Tractor Proflie: John Deere Model R - by Staff. The John Deere Model R, the last of the lettered tractors, was the first diesel-powered tractor produced by John Deere with a gasoline starting engine. It was also the first tractor they produced that had an optional steel cab. The photo above shows the tractor w
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