Home/Torque Specs/Lexus/SC 400/1992-2000 4.0L V8/Head Gaskets - Both

1992-2000 Lexus SC 400 Head Gaskets - Both Torque Specs

4.0L V8

Applies to 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, and 2000 Lexus SC 400

Labor Time:18 hours

🔧 Torque Values13 specifications

Component	lb-ft	Nm	Notes
⚠️ Camshaft Cap Bolts	10	14	Tighten in sequence from center outward, multiple passes
⚠️ Camshaft Sprocket Bolt	59	80	Hold cam with wrench on hex
⚠️ Crankshaft Pulley Bolt	133	180	Often TTY - check spec, may require impact
⚠️ Cylinder Head Bolts	75	101	Multi-step + angle
⚠️ Exhaust Manifold Nuts	29	39	—
⚠️ Intake Manifold Bolts	21	28	—
⚠️ Oil Drain Plug	26	35	Use new crush washer
⚠️ Rocker Arm Bolts	22	30	Tighten with cam lobe pointing away
Sensor Mounting Bolts	7	10	—
⚠️ Timing Chain Tensioner Bolt	18	25	Install with pin/clip to compress
⚠️ Timing Cover Bolts - 8mm	18	25	Tighten in sequence
VVT Solenoid Bolt	7	10	—
Valve Cover Bolts	7	10	Tighten in sequence

⚠️ = Critical torque value | Always verify with vehicle-specific service manual

⚠️ Some critical specs are estimated. Please verify sequence.

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Common Questions

What is the torque spec for head gaskets - both on a 1992-2000 Lexus SC 400?

The primary torque specification for head gaskets - both on a 1992-2000 Lexus SC 400 is 14 Nm (10 lb-ft). Note: Tighten in sequence from center outward, multiple passes

How many torque specs are there for Lexus SC 400 head gaskets - both?

There are 13 torque specifications for head gaskets - both on the 1992-2000 Lexus SC 400 4.0L V8, covering all related fasteners and components.

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