Head Gaskets - Both Torque Specifications

2000-2005 Chevrolet Impala 3.8L V6

Labor Time:18 hours

Torque Values (10 specifications)

Component	Nm	lb-ft	Notes
⚠️ Camshaft Cap Bolts	19	14	Torque sequence
Cover Bolts	19	14	—
⚠️ Cylinder Head Bolts	50 +120°	37	1) 37 lb-ft. 2) +120 degrees (or +90 then +30). Tighten in spiral sequence.
Electrical Connector Bolts	8	6	—
⚠️ Exhaust Manifold Nuts	39	29	—
⚠️ Gasket Surface Bolts	23	17	Clean mating surfaces
⚠️ Intake Manifold Bolts	28	21	—
⚠️ Mounting Bolts	54	40	—
Sensor Mounting Bolts	12	9	—
⚠️ Valve Cover Bolts	16	12	—

The primary torque specification for head gaskets - both on a 2000-2005 Chevrolet Impala is 19 Nm (14 lb-ft). Note: Torque sequence

There are 10 torque specifications for head gaskets - both on the 2000-2005 Chevrolet Impala 3.8L V6, covering all related fasteners and components.