egiap's 5.0 is correct, EGR gasses (exhaust) run up through the egr spacer and then into the intake, the coolant lines although being hot coolant is cooler than the exhaust gasses and supposedly cools it down, so i'd leave them there if i were you, unless you disconnect your EGR
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88 Notch, B&M Ripper, 3.73's, Ported E7's, Explorer int. w/ ported lower, pulleys, 1.7RR's, BBK headers, off-road H-pipe, flowmasters, subframes, 65mm TB, March ram air ,MSD coil, U/L control arms, 155lph f/p, Crane Adj.FPR, Nitto drag radials, best 1/4--> 13.76@101.4 on a 2.17 60ft
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