2001-2006 Lexus LS 430 Front Main Seal Torque Specs

4.3L V8

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

Labor Time:4 hours

Torque Values (16 specifications)

Component	Nm	lb-ft	Notes
Cover Bolts	16	12	—
Cover Bolts	19	14	—
⚠️ Crankshaft Pulley Bolt	180	133	Often TTY - check spec, may require impact
Electrical Connector Bolts	8	6	—
⚠️ Gasket Bolts	20	15	—
⚠️ Gasket Surface Bolts	23	17	Clean mating surfaces
⚠️ Harmonic Balancer Bolt	180	133	Often TTY, may need impact
Mounting Bolts	27	20	—
⚠️ Mounting Bolts	47	35	—
⚠️ Mounting Bolts	54	40	—
⚠️ Oil Drain Plug	35	26	Use new crush washer
Oil Pan Bolts	12	9	Front section only
Sensor Bolts	11	8	—
Sensor Mounting Bolts	12	9	—
⚠️ Timing Cover Bolts - 10mm	45	33	Tighten in sequence
⚠️ Timing Cover Bolts - 8mm	25	18	Tighten in sequence

The primary torque specification for front main seal on a 2001-2006 Lexus LS 430 is 16 Nm (12 lb-ft).

There are 16 torque specifications for front main seal on the 2001-2006 Lexus LS 430 4.3L V8, covering all related fasteners and components.