Short Block Replacement Torque Specifications

2001-2006 Lexus LS 430 4.3L V8

Labor Time:15 hours

Torque Values (19 specifications)

Component	Nm	lb-ft	Notes
⚠️ Connecting Rod Bolts	45	33	TTY - critical torque plus angle
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	—
⚠️ Flywheel Bolts	95	70	Often TTY, tighten in star pattern
⚠️ Gasket Bolts	20	15	—
⚠️ Gasket Surface Bolts	23	17	Clean mating surfaces
⚠️ Main Bearing Cap Bolts	75	55	TTY - tighten in sequence plus angle
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	—
⚠️ Oil Pump Bolts	12	9	—
Sensor Bolts	11	8	—
Sensor Mounting Bolts	12	9	—
⚠️ Timing Cover Bolts - 8mm	25	18	Tighten in sequence
⚠️ Transmission-to-Engine Bolts	55	41	—

The primary torque specification for short block replacement on a 2001-2006 Lexus LS 430 is 45 Nm (33 lb-ft). Note: TTY - critical torque plus angle

There are 19 torque specifications for short block replacement on the 2001-2006 Lexus LS 430 4.3L V8, covering all related fasteners and components.