A machinist fixes a massive crack in an old cast iron engine block with a drill, a handful of bolts, and a tube of red ...

If you are an aggressively jaded LS engine enthusiast ... a duplicate of an earlier factory block. Right off, all blocks are cast using a stronger Class 35 iron alloy and employ nodular iron ...

The engine block was made of cast iron, had a bore center of 4.84 inches, and featured a "side oiling" lubrication system. It was an overhead valve design and, due to the low mass of the ...