Ranger 4WD V6-177 2.9L (1988)
Upper Intake Manifold and Throttle Body
INSTALLATION
1.
Clean and inspect mounting faces of upper and lower intake manifold.
2.
Position new gasket on lower intake mounting face. (The use of alignment studs may be helpful).
3.
Install upper intake manifold and throttle body assembly to lower manifold making sure gasket remains in place (if alignment studs aren't used).
Align EGR tube in valve.
4.
Install six upper intake manifold retaining bolts. Tighten to specification see SPECIFICATIONS.
5.
Engage A/C line retainer cup and tighten bolt to specification.
6.
Tighten EGR tube and flare fitting. At the exhaust manifold tighten lower retainer nut.
7.
Install canister purge line to fitting.
8.
Connect PCV vacuum hose to bottom of upper manifold and PCV closure hose to throttle body.
9.
At vacuum tree, connect vacuum lines, EGR valve and fuel pressure regulator.
10.
Connect throttle cable to throttle body and install snow/ice shield.
11.
Connect the electrical connector at air bypass valve, TP sensor EGR sensor, and ACT sensor.
