Thread: Do I need to upgrade my spark plug wires - '72 250?
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Old 04-29-2009, 09:40 PM
rgnprof rgnprof is offline
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Join Date: Feb 2003
Location: Oklahoma
Posts: 1,073
In this car ('72 250), I've had better luck with the NGK plugs. I was just making sure that the Bosch plug wires could handle the 'beefed up' ignition coil...
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RG Newell

1984 300D
1972 250
1986 560SL
1991 300CE
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