I think that two 6-71 Detroits would max out the 27's load carrying capacity. Not to mention one basically killing the front suspension. big_eek

I've messed with one Deutz air-cooled diesel. We use it to power a high demand pump for a water system. It had a pretty slick governor system to provide constant pressure at the pump outlet.
Those are pretty interesting engines.

Kevin
1951 Chevy 3100 work truck
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1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car)
Busting rust since the mid-60's
If you're smart enough to take it apart, you darn well better be smart enough to put it back together.