Coolant lines...
The coolant flowing through the EGR spacer COOLS the high-temperature air of the EGR system. If you disconnect it and your EGR system is intact, you are in effect superheating your intake charge of air, decreasing its density and robbing yourself of horsepower.
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1988 GT Convertible
331 10:1 TW heads, GT-40 intake, MSD, TRW flattops, B Cam w/ 1.7's, MAC exhaust, 24's, 70 TB, 76 MAF, 3.73's, Pro 5.0, Koni's, Anderson PMS, Wideband 02, yatta, yatta...
One week with new motor, two speeding tickets...joy
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