Carbon-caked aluminum throttle body bore with closed throttle pl…

Close-up flash shot looking down the throat of an aluminum throttle body still mounted on the engine, with the throttle plate closed and the bore and plate edges coated in heavy black carbon soot. The mating flange and gasket surface are visible around the opening, with intake tubing and a hose clamp fitting to the right.

AI caption March 2009 · Photo 66 of 237