Home/Torque Specs/Chevrolet/Express/2003-2024 4.3L V6/Short Block Replacement

2003-2024 Chevrolet Express Short Block Replacement 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

Labor Time:18 hours

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🔧 Torque Values28 specifications

Component	lb-ft	Nm	Notes
Connecting Rod Bolts	33	45	TTY - critical torque plus angle
⚠️ Connecting Rod Bolts	33	45	TTY - critical torque plus angle
Cover Bolts	12	16	—
Cover Bolts	12	16	—
Crankshaft Pulley Bolt	133	180	Often TTY - check spec, may require impact
⚠️ Crankshaft Pulley Bolt	133	180	Often TTY - check spec, may require impact
Flywheel Bolts	70	95	Often TTY, tighten in star pattern
⚠️ Flywheel Bolts	70	95	Often TTY, tighten in star pattern
⚠️ Gasket Bolts	15	20	—
Gasket Bolts	15	20	—
Main Bearing Cap Bolts	55	75	TTY - tighten in sequence plus angle
⚠️ Main Bearing Cap Bolts	55	75	TTY - tighten in sequence plus angle
Mounting Bolts	35	47	—
Mounting Bolts	20	27	—
Mounting Bolts	20	27	—
⚠️ Mounting Bolts	35	47	—
⚠️ Oil Drain Plug	26	35	Use new crush washer
Oil Drain Plug	26	35	Use new crush washer
⚠️ Oil Pan Bolts	9	12	—
Oil Pan Bolts	9	12	—
Oil Pump Bolts	9	12	—
⚠️ Oil Pump Bolts	9	12	—
Sensor Bolts	8	11	—
Sensor Bolts	8	11	—
⚠️ Timing Cover Bolts - 8mm	18	25	Tighten in sequence
Timing Cover Bolts - 8mm	18	25	Tighten in sequence
Transmission-to-Engine Bolts	41	55	—
⚠️ Transmission-to-Engine Bolts	41	55	—

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

⚠️ Some critical specs are estimated. Please verify sequence.

Other Jobs with Torque Specs

Short Block Replacement Torque Specs on Other Vehicles

Lincoln Town Car

1990-1997 4.6L V8 Modular

GMC Canyon

2007-2012 3.7L I5

Ford F-250 Super Duty

2011-2016 6.7L V8 Power Stroke Diesel

Kia EV6

2022-2024 GT-Line Dual Motor AWD

Honda Civic

1992-1995 1.5L I4 D15

Audi TT

2016-2023 2.0L Turbo I4

Common Questions

What is the torque spec for short block replacement on a 2003-2024 Chevrolet Express?

The primary torque specification for short block replacement on a 2003-2024 Chevrolet Express is 45 Nm (33 lb-ft). Note: TTY - critical torque plus angle

How many torque specs are there for Chevrolet Express short block replacement?

There are 28 torque specifications for short block replacement on the 2003-2024 Chevrolet Express 4.3L V6, covering all related fasteners and components.

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