Head Gasket - Single Torque Specifications

2001-2006 Lexus LS 430 4.3L V8

Labor Time:12 hours

Torque Values (21 specifications)

Component	Nm	lb-ft	Notes
⚠️ Camshaft Bearing Cap Bolts	14	10	Tighten in sequence, 3 passes
⚠️ Camshaft Cap Bolts	14	10	Tighten in sequence from center outward, multiple passes
⚠️ Camshaft Sprocket Bolt	80	59	Hold cam with wrench on hex
Cover Bolts	19	14	—
⚠️ Cylinder Head Bolts	88	65	Multi-step + angle
⚠️ Cylinder Head Bolts Step 1	40	30	Always use new TTY bolts
⚠️ Cylinder Head Bolts Step 2	80	59	Tighten in sequence
⚠️ Cylinder Head Bolts Step 3 (90 deg)	10	7	Plus 90 degrees
Electrical Connector Bolts	8	6	—
⚠️ Exhaust Manifold Nuts	30	22	Apply anti-seize, work hot-to-cold
⚠️ Gasket Surface Bolts	23	17	Clean mating surfaces
⚠️ Intake Manifold Bolts	25	18	Tighten in sequence
⚠️ Mounting Bolts	54	40	—
⚠️ Oil Drain Plug	35	26	Use new crush washer
⚠️ Rocker Arm Bolts	30	22	Tighten with cam lobe pointing away
Sensor Mounting Bolts	12	9	—
Thermostat Housing Bolts	15	11	—
⚠️ Timing Chain Guide Bolts	12	9	Replace if worn
⚠️ Timing Chain Tensioner Bolt	25	18	Install with pin/clip to compress
Valve Cover Bolts	10	7	Tighten in sequence
⚠️ Water Pump Bolts	25	18	Tighten in criss-cross pattern

The primary torque specification for head gasket - single on a 2001-2006 Lexus LS 430 is 14 Nm (10 lb-ft). Note: Tighten in sequence, 3 passes

There are 21 torque specifications for head gasket - single on the 2001-2006 Lexus LS 430 4.3L V8, covering all related fasteners and components.