Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMERCURY1989COUGAR/XR7 V6-232 3.8LREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINEINTAKE MANIFOLDFUEL INJECTED
1989 Mercury Cougar/XR7 V6-232 3.8L
Fuel Injected
1989 Mercury Cougar/XR7 V6-232 3.8LSECTION Fuel Injected
Figure 2: EFI Shown, SC Similar:
Lower Intake Manifold
Tighten the bolts in numerical sequence to the following specifications in two (2) separate steps:
Step 1 11 N-m (8 lb-ft)
Step 2 15 N-m (11 lb-ft)
Upper Intake Manifold
Tighten in sequence in three (3) steps starting with the four center bolts to the following specifications:
Step 1 10 N-m (8 lb-ft)
Step 2 20 N-m (15 lb-ft)
Step 3 32 N-m (24 lb-ft)
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.