Silver manifold with yellow two-bolt block-off plate and separat…

Close-up of a metallic silver exhaust manifold or cylinder head casting with a mustard-yellow block-off plate secured by two hex bolts with washers on the left, and a larger hex bolt with washer threaded into a boss on the right. A fingertip is visible at the top right edge.

AI caption October 2008 · Photo 382 of 575