1990-2000 Lexus LS 400 Main Bearings Torque Specs

4.0L V8

Applies to 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, and 2000 Lexus LS 400

Labor Time:18 hours

Torque Values (11 specifications)

Component	Nm	lb-ft	Notes
Cover Bolts	19	14	—
⚠️ Flywheel Bolts	95	70	Often TTY, tighten in star pattern \| ⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL
⚠️ Gasket Bolts	23	17	—
⚠️ Main Bearing Cap Bolts	75	55	TTY - tighten in sequence plus angle \| ⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL
Mounting Bolts	31	23	—
⚠️ Mounting Bolts	55	40	—
⚠️ Oil Drain Plug	35	26	Use new crush washer \| ⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL
⚠️ Oil Pan Bolts	12	9	Tighten in sequence \| ⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL
⚠️ Oil Pump Pickup Tube	12	9	⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL
Sensor Bolts	12	9	—
⚠️ Transmission-to-Engine Bolts	55	41	⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

The primary torque specification for main bearings on a 1990-2000 Lexus LS 400 is 19 Nm (14 lb-ft).

There are 11 torque specifications for main bearings on the 1990-2000 Lexus LS 400 4.0L V8, covering all related fasteners and components.