2001-2006 Lexus LS 430 Valve Springs - All Torque Specs

4.3L V8

Applies to 2001, 2002, 2003, 2004, 2005, and 2006 Lexus LS 430

Labor Time:6 hours

Torque Values (15 specifications)

Component	Nm	lb-ft	Notes
⚠️ Camshaft Cap Bolts	14	10	Tighten in sequence from center outward, multiple passes
Cover Bolts	16	12	—
Cover Bolts	19	14	—
Electrical Connector Bolts	8	6	—
⚠️ Gasket Bolts	20	15	—
⚠️ Gasket Surface Bolts	23	17	Clean mating surfaces
Mounting Bolts	27	20	—
⚠️ Mounting Bolts	47	35	—
⚠️ Mounting Bolts	54	40	—
⚠️ Rocker Arm Bolts	30	22	Tighten with cam lobe pointing away
⚠️ Rocker Arm Shaft Bolts	25	18	Tighten evenly in sequence
Sensor Bolts	11	8	—
Sensor Mounting Bolts	12	9	—
⚠️ Spark Plugs - Aluminum Head	20	15	Apply anti-seize to threads
Valve Cover Bolts	10	7	Tighten in sequence

Other Jobs with Torque Specs

Common Questions

What is the torque spec for valve springs - all on a 2001-2006 Lexus LS 430?

The primary torque specification for valve springs - all on a 2001-2006 Lexus LS 430 is 14 Nm (10 lb-ft). Note: Tighten in sequence from center outward, multiple passes

How many torque specs are there for Lexus LS 430 valve springs - all?

There are 15 torque specifications for valve springs - all on the 2001-2006 Lexus LS 430 4.3L V8, covering all related fasteners and components.