500SEC (140.070) V8-5.0L (119.970) (1993)
Since about 08/91 the exhaust manifolds have been modified at the flange position. The piping of the exhaust system in the engine compartment has been
matched to the modified exhaust manifold.
Material of Exhaust Manifold Modified
Standard production breakpoints/Modifications/New features
The material of the exhaust manifold for cylinders 1, 4, 5 and 8 has been modified for cost reasons (previously grey cast iron Si Mo 51, now grey cast
iron 40). Refer to the standard production breakpoints for the different production breakpoint dates.