Aluminum thermostat housing in an engine bay with green coolant…

Tight engine-bay shot of a cast aluminum thermostat housing / coolant crossover with a corroded nipple, surrounded by a large black upper radiator hose, loomed wiring and spark plug wires. Bright green coolant is pooled and streaked below the housing, indicating a leak at the joint.

AI caption January 2008 · Photo 39 of 251