Home/Torque Specs/Lexus/SC 430/2002-2010 4.3L V8/Valve Job - Complete

Valve Job - Complete Torque Specifications

2002-2010 Lexus SC 430 4.3L V8

Labor Time:10 hours

🔧 Torque Values14 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
Cover Bolts	12	16	—
⚠️ Cylinder Head Bolts	48	65	TTY - tighten in sequence plus angle
⚠️ Exhaust Manifold Nuts	22	30	Apply anti-seize, work hot-to-cold
⚠️ Gasket Bolts	15	20	—
⚠️ Intake Manifold Bolts	18	25	—
Mounting Bolts	20	27	—
⚠️ Mounting Bolts	35	47	—
⚠️ Rocker Arm Bolts	22	30	Tighten with cam lobe pointing away
Sensor Bolts	8	11	—
⚠️ Timing Chain Tensioner Bolt	18	25	Install with pin/clip to compress
⚠️ Timing Cover Bolts - 8mm	18	25	Tighten in sequence
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 valve job - complete on a 2002-2010 Lexus SC 430?

The primary torque specification for valve job - complete 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 valve job - complete?

There are 14 torque specifications for valve job - complete on the 2002-2010 Lexus SC 430 4.3L V8, covering all related fasteners and components.

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