These are the correct copper core spark plugs for M119 V8 engines from 1991 to 1998
These are the best and only spark plugs you should put in your M119 engine. Hard to find. F 8DC4
M119 V8 Bosch Spark Plug Set (8)
$32.00
SKU:
GEG-M119PLUGS 
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$39.60
High Visibility Easy Adjust Click-Stop 3/8 Inch Drive Torque Wrench and Case
Perfect size for torquing spark plugs and other under 50 ft. lbs. important engine components.
This is a huge improvement over the older torque wrenches that I have seen around for years. I know it is a little more expensive, but after you use it, you will agree it is well worth the money. It is perfect for spark plugs and mid-size fasteners around the engine.
Sale
$120.00
Early M119 V8 Spark Plug Wire Set
For those V8 engines with two distributors. High Quality aftermarket set with performance wires. Made in Canada.
Very nice set with silicone copper core wires. See detailed pictures below. Two coil leads of different lengths included. Check before ordering as this fits these models from the early 1990s with dual distributors in the front of the engine. 400E. 400SE.