If just one injection shop in the US would spend a bit of time on pulling more performance from the MW pump they would get a fair amount of business. I know Brandon314 was working with Diesel Fuel Injection Service of Portland a few months ago, but I don't know how far he got...

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1979 240D- 316K miles - VGT Turbo, Intercooler, Stick Shift, Many Other Mods - Daily Driver

1982 300SD - 232K miles - Wife's Daily Driver

1986 560SL - Wife's red speed machine