by peobryant » Wed Jan 07, 2009 12:43 pm
The stock rating for these trucks is 400ft/lb so I'm not sure how much extra tq it will hold. I think you could probably get away with a stock rebuild and good aftermarket converter, if you're looking for a reliable 50K miles. The 518 should do the job.
Parker
1991 Dodge Ram D350, Cummins Turbo Diesel, A518
1972 Mercedes-Benz 220D, OM615 Diesel, 4 Speed Manual