GM has turned out a ton of variations of their venerable LS series of engines, and one block that's easy to find and fairly cheap to buy is the 6.0L iron version. These blocks are perfect for boring ...
When dealing with boost, a stronger block is always a good plan, so this build started with a Donovan aluminum HC 400 block. Best of all this priority-main block tips the scales at a scant 100 pounds!
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