So my question is this, are the ARV and EGR strictly for emissions? And as for removing the EGR, do I just remove the line from the top or do I remove the whole EGR valve itself and cap off the hole or what? Any pics of this already done?

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1963 Ford F100 - Cummins Swap?
1985 Mercedes 300SD - 210K
1992 Ford Festiva - 92K
2001 Ninja 250 - 8K