Ranger 4WD L4-153 2.5L SOHC VIN C SFI (2001)
2. Position the lower intake manifold gasket and the upper intake manifold.
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Tighten the bolts in sequence in two stages.
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Stage 1: Tighten to 7 - 10 Nm (62 - 88 inch lbs.).
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Stage 2: Tighten to 26 - 38 Nm (20 - 28 ft. lbs.).