Compression Test Torque Specifications

1998-2001 Subaru Impreza 2.5L H4

Labor Time:1 hours

🔧 Torque Values7 specifications

Component	lb-ft	Nm	Notes
Air Box Clips	4	5	—
Bracket Bolts	15	20	—
Cover Screws	8	11	—
Mounting Bolts	20	27	—
⚠️ Oil Drain Plug	26	35	Use new crush washer
Sensor Bolts	8	11	—
⚠️ Wheel Lug Nuts	103	140	Torque in star pattern

⚠️ = 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 compression test on a 1998-2001 Subaru Impreza is 5 Nm (4 lb-ft).

There are 7 torque specifications for compression test on the 1998-2001 Subaru Impreza 2.5L H4, covering all related fasteners and components.