Jeep Engine Timing Camshaft Sprocket S822 – Replacement & Compatibility Guide

The Jeep engine timing camshaft sprocket S822 is a critical component in the 4.0L inline-six engine, ensuring proper valve timing and smooth operation. Over time, wear and tear can lead to timing issues, requiring replacement. This guide covers everything from installation steps to compatibility across popular Jeep models.

Jeep engine timing camshaft sprocket S822

Jeep 4.0L Camshaft Sprocket Replacement Guide – Step-by-Step Instructions

Replacing the camshaft sprocket S822 on a Jeep 4.0L engine requires precision to avoid timing misalignment. Follow these steps:

Disconnect the Battery – Prevent accidental starts.
Remove the Radiator Fan & Serpentine Belt – For better access.
Align Timing Marks – Ensure the engine is at TDC (Top Dead Center).
Unbolt the Old Sprocket – Use a holding tool to keep the camshaft steady.
Install the New Sprocket (S822) – Torque to factory specs (typically 55-65 ft-lbs).
Reassemble & Test – Check for smooth operation before full reassembly.

Pro Tip: Always replace the timing chain and tensioner while servicing the sprocket to avoid future failures.

Jeep Grand Cherokee Camshaft Sprocket S822 Compatibility – Years & Models

The S822 sprocket is compatible with several Jeep 4.0L engines, including:

Jeep Grand Cherokee (ZJ/WJ) 1993-2004
Jeep Cherokee (XJ) 1987-2001
Jeep Wrangler (TJ/YJ) 1987-2006

Note: Later models with the 4.0L engine may use revised part numbers—always verify before purchase.

Jeep Cherokee 4.0L Timing Sprocket S822 Specs – Torque & Alignment Tips

Material: High-grade steel with heat-treated teeth
Torque Spec: 55-65 ft-lbs (use a quality torque wrench)
Timing Alignment: Must match the crankshaft sprocket mark at 6 o’clock

Common Issues:
Worn teeth causing timing jumps
Loose bolts leading to misalignment

For optimal performance, pair the S822 sprocket with a new timing chain kit to ensure longevity.