Bare inline-four engine block deck-up on a towel with four open…

Bare four-cylinder engine block sitting deck-up on a towel, showing four open cylinder bores, the machined head-gasket surface with dowels and coolant passages, and a threaded stud protruding from the deck. The iron sides are surface-rusted with a hand-marked "D" and an oil-pan rail visible at the bottom.

AI caption March 2008 · Photo 11 of 46