Upper Intake (Plenum)

Intake Manifold

lb-ft

⚠️ Critical Torque~ Estimated

Note: 89 in-lb (10 Nm).

Labor Time for Intake Manifold:3 hours

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All Intake Manifold Torque Specs

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Component	lb-ft	Nm
Cover Bolts	14	19
Electrical Connector Bolts	6	8
Fuel Rail Bolts	17	23
Gasket Surface Bolts	17	23
Intake Manifold Bolts	21	28
Lower Intake Bolts	11	15
Mounting Bolts	40	54
Sensor Mounting Bolts	9	12
Throttle Body Bolts	12	16
→ Upper Intake (Plenum)	8	11

Upper Intake (Plenum) on Other Vehicles

Chevrolet Camaro

1998-2002 3.8L V6

8 lb-ft

Chevrolet Lumina

1995-2001 3.8L V6

8 lb-ft

Oldsmobile Eighty-Eight

1990-1999 3.8L V6

8 lb-ft

Oldsmobile Ninety-Eight

1990-1996 3.8L V6

8 lb-ft

Pontiac Bonneville

1990-1999 3.8L V6

8 lb-ft

Pontiac Bonneville

2000-2005 3.8L V6

8 lb-ft

Pontiac Firebird

1998-2002 3.8L V6

8 lb-ft

Other Torque Specs for This Vehicle

⚠️ Disclaimer: Always verify torque specifications with your vehicle's service manual. These values are provided as a reference and may vary based on specific vehicle configurations.