How about the Cummins powered Dodge pickups?-namely the 12 valve first generation starting in 1989(I know, only 15-16 yrs. ago)-I've seen old ones hauling unbelievable amounts of stuff(and I know personally of 2 that are over 300K mi. with little or no major problems).

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1982 300DT 190K (Diesel Purge + synthetic oil=smoothness at last!!!)
2004 Ford E-350 6.0 L PSD 227K
2006 Dodge Ram 3500 SRW HO Cummins 4X4 48RE 42K (brute force tow vehicle)
2005 Scion xB wife's rolling pop can
1993 GMC Sierra C3500 6.2 142K