Home/Torque Specs/Lexus/SC 430/2002-2010 4.3L V8/Head Gaskets - Both

Head Gaskets - Both Torque Specifications

2002-2010 Lexus SC 430 4.3L V8

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	65	88	Multi-step + angle
⚠️ Exhaust Manifold Nuts	25	34	—
⚠️ Intake Manifold Bolts	18	24	—
⚠️ 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 2002-2010 Lexus SC 430?

The primary torque specification for head gaskets - both on a 2002-2010 Lexus SC 430 is 14 Nm (10 lb-ft). Note: Tighten in sequence from center outward, multiple passes

How many torque specs are there for Lexus SC 430 head gaskets - both?

There are 13 torque specifications for head gaskets - both on the 2002-2010 Lexus SC 430 4.3L V8, covering all related fasteners and components.

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