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Sweeeeet Polish the crank likely a good idea. What sort of shape is the cam in ???? Was the oil decent or did it show signs of water...

The pistons are in very good condition. The engine will be going into a 28 foot boat. It will be marinised and be fresh water cooled via heat...

Looks decent. What sort of shape are the pistons in ???? Now What sort of vehicle is this going in an whats it going to do ??? If it were my...

The following sizes are from the army service manual. Cylinders 100.990 / 101.066 (3.976'' / 3.979'') Piston clearance cylinders 1 to 6 0.0889 /...

AS Maverick said. Get the block tanked and magnafluxed for cracks Bore to .020" oversize or even .030" I am looking at your numbers ????? What...

Stock bore size on a stock 6.2L diesel is 3.98" (These are metric engines) Piston to cylinder wall clearance can be quite happy in the ,003" to...

New blocks are pricey. Optimizer or P400 6.5's is it. Navistar castings and AM General builds. 10 grand plus, but it will likely outlive you. If your...

Thanks for your advice. Looks like I have 2 options. 1. Bore it and fit oversize pistons. 2. Buy a new block . Can anyone advise where to...

As of this post I am still driving my 1986 6.2 with 332,633 miles when I fueled up today.

430,000+ on my 6.6 all original except for the turbo...I use Amzoil every 10k miles

If your figures are simply the overbore of standard pistons, they need to be bored, and oversize pistons used. If you were able to "clean up" pitting...