1992-2000 Lexus SC 300 Head Gaskets - Both Torque Specs

3.0L I6

Applies to 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, and 2000 Lexus SC 300

Labor Time:18 hours

Torque Values (17 specifications)

Component	Nm	lb-ft	Notes
⚠️ 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	18	13	—
⚠️ Crankshaft Pulley Bolt	180	133	Often TTY - check spec, may require impact
⚠️ Cylinder Head Bolts	93	68	Multi-step + angle
Electrical Connector Bolts	7	5	—
⚠️ Exhaust Manifold Nuts	36	26	—
⚠️ Gasket Surface Bolts	22	16	Clean mating surfaces
⚠️ Intake Manifold Bolts	26	19	—
⚠️ Mounting Bolts	50	37	—
⚠️ Oil Drain Plug	35	26	Use new crush washer
⚠️ Rocker Arm Bolts	30	22	Tighten with cam lobe pointing away
Sensor Mounting Bolts	10	7	—
⚠️ Timing Chain Tensioner Bolt	25	18	Install with pin/clip to compress
⚠️ Timing Cover Bolts - 8mm	25	18	Tighten in sequence
VVT Solenoid Bolt	10	7	—
Valve Cover Bolts	10	7	Tighten in sequence

Other Jobs with Torque Specs

Common Questions

What is the torque spec for head gaskets - both on a 1992-2000 Lexus SC 300?

The primary torque specification for head gaskets - both on a 1992-2000 Lexus SC 300 is 14 Nm (10 lb-ft). Note: Tighten in sequence from center outward, multiple passes

How many torque specs are there for Lexus SC 300 head gaskets - both?

There are 17 torque specifications for head gaskets - both on the 1992-2000 Lexus SC 300 3.0L I6, covering all related fasteners and components.