Water Pump Torque Specifications

2001-2006 Lexus LS 430 4.3L V8

Labor Time:2.5 hours

Torque Values (9 specifications)

Component	Nm	lb-ft	Notes
Drain Petcock	8	6	Hand tight
Fan Bolts	12	9	—
Hose Clamps	3	2	—
⚠️ Housing Bolts	14	10	—
⚠️ Pump Bolts	24	18	—
⚠️ Pump Bolts	28	21	Torque in sequence
Thermostat Housing Bolts	15	11	—
⚠️ Timing Cover Bolts	20	15	If accessed
⚠️ Water Pump Bolts	25	18	Tighten in criss-cross pattern

The primary torque specification for water pump on a 2001-2006 Lexus LS 430 is 8 Nm (6 lb-ft). Note: Hand tight

There are 9 torque specifications for water pump on the 2001-2006 Lexus LS 430 4.3L V8, covering all related fasteners and components.