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2003-2024 Chevrolet Express Engine Rebuild Torque Specs
4.3L V6
Applies to 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, and 2024 Chevrolet Express
Torque Values (46 specifications)
| Component | Nm | lb-ft | Notes |
|---|
| 25 | 18 | — |
| 25 | 18 | — |
| 14 | 10 | Tighten in sequence, 3 passes |
| 14 | 10 | Tighten in sequence, 3 passes |
| 14 | 10 | Tighten in sequence from center outward, multiple passes |
| 14 | 10 | Tighten in sequence from center outward, multiple passes |
| 45 | 33 | TTY - critical torque plus angle |
| 45 | 33 | TTY - critical torque plus angle |
| 16 | 12 | — |
| 16 | 12 | — |
| 180 | 133 | Often TTY - check spec, may require impact |
| 180 | 133 | Often TTY - check spec, may require impact |
| 65 | 48 | TTY - tighten in sequence plus angle |
| 65 | 48 | TTY - tighten in sequence plus angle |
| 30 | 22 | Apply anti-seize, work hot-to-cold |
| 30 | 22 | Apply anti-seize, work hot-to-cold |
| 95 | 70 | Often TTY, tighten in star pattern |
| 95 | 70 | Often TTY, tighten in star pattern |
| 20 | 15 | — |
| 20 | 15 | — |
| 25 | 18 | — |
| 25 | 18 | — |
| 75 | 55 | TTY - tighten in sequence plus angle |
| 75 | 55 | TTY - tighten in sequence plus angle |
| 47 | 35 | — |
| 47 | 35 | — |
| 27 | 20 | — |
| 27 | 20 | — |
| 35 | 26 | Use new crush washer |
| 35 | 26 | Use new crush washer |
| 12 | 9 | Tighten in sequence |
| 12 | 9 | Tighten in sequence |
| 12 | 9 | — |
| 12 | 9 | — |
| 12 | 9 | — |
| 12 | 9 | — |
| 11 | 8 | — |
| 11 | 8 | — |
| 12 | 9 | Replace if worn |
| 12 | 9 | Replace if worn |
| 25 | 18 | Install with pin/clip to compress |
| 25 | 18 | Install with pin/clip to compress |
| 25 | 18 | Tighten in sequence |
| 25 | 18 | Tighten in sequence |
| 10 | 7 | Tighten in sequence |
| 10 | 7 | Tighten in sequence |
Other Jobs with Torque Specs
Common Questions
What is the torque spec for engine rebuild on a 2003-2024 Chevrolet Express?
The primary torque specification for engine rebuild on a 2003-2024 Chevrolet Express is 25 Nm (18 lb-ft).
How many torque specs are there for Chevrolet Express engine rebuild?
There are 46 torque specifications for engine rebuild on the 2003-2024 Chevrolet Express 4.3L V6, covering all related fasteners and components.