130911CA2B Nissan GUIDE-CHAIN SLA, Price: 33.70$, Weight: 0.138kg

Timing Chain Guide (Slack Side) for Nissan/Infiniti Engines ⛓️

This component is built to control the slack side of the timing chain, keeping chain travel stable inside the front timing cover. It is needed to maintain accurate cam/crank synchronization, reduce vibration, and stop the chain from whipping during cold starts and sudden throttle changes.

How It Works

The guide provides a durable running surface for the chain. Together with the tensioner, it keeps the chain aligned on the sprockets, minimizes noise, and prevents uneven wear. A good guide also helps the tensioner react smoothly, so timing stays consistent under load.

What Happens If It’s Worn or Broken ⚠️

If the guide cracks, melts, or its surface wears through, you may hear rattling or grinding at start-up. Chain slack can increase, causing the chain to jump teeth. That can trigger misfires, poor power, check engine lights, and in worst cases valve-to-piston contact with major engine damage.

When to Replace

• Rattle from timing cover area
• Metal/plastic debris in oil
• Timing correlation fault codes

Compatibility ✅

• Qx70/Fx
• Q70/M
• Qx80/Qx56