Here's the idea for mounting an engine sideways
http://www.summitracing.com/parts/OTC-1750A/?rtype=10

That's an 8V71 Detroit shown, but they make or made adapters for all sorts of engines to mount them from the side of the block, (with the big engine stand as shown) and if you want to you could figure your own adapters on a smaller scale.

Grigg

•1951 GMC 250 in the Project Journals
•1948 Chevrolet 6400 - Detroit Diesel 4-53T - Roadranger 10 speed overdrive - 4 wheel disc brakes
•1952 Chevrolet 3800 pickup
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"First, get a clear notion of what you desire to accomplish, and then in all probability you will succeed in doing it..." -Henry Maudslay-