Machined port face of an aluminum V8 intake manifold on a workbe…

Close-up of the cylinder-head mating flange on an aluminum V8 intake manifold sitting on a workbench, showing rectangular intake ports, coolant passages and bolt holes with fresh scratch marks where the face was cleaned or milled. A '2005 2 4' date stamp is printed in the lower right.

AI caption February 2005 · Photo 42 of 190