2002-2010 Lexus SC 430 Serpentine Belt Torque Specs

4.3L V8

Applies to 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, and 2010 Lexus SC 430

Labor Time:0.5 hours

🔧 Torque Values7 specifications

Component	lb-ft	Nm	Notes
Belt Tensioner Bolt	41	55	—
Cover Bolts	12	16	—
⚠️ Gasket Bolts	15	20	—
Idler Pulley Bolt	33	45	—
Mounting Bolts	20	27	—
⚠️ Mounting Bolts	35	47	—
Sensor Bolts	8	11	—

⚠️ = Critical torque value | Always verify with vehicle-specific service manual

⚠️ Some critical specs are estimated. Please verify sequence.

1990-1997 4.6L V8 Modular

2007-2012 3.7L I5

2011-2016 6.7L V8 Power Stroke Diesel

1992-1995 1.5L I4 D15

2016-2023 2.0L Turbo I4

1995-1999 2.0L Turbo I4

The primary torque specification for serpentine belt on a 2002-2010 Lexus SC 430 is 55 Nm (41 lb-ft).

There are 7 torque specifications for serpentine belt on the 2002-2010 Lexus SC 430 4.3L V8, covering all related fasteners and components.