13091EB300 Nissan GUIDE-CHAIN,SLACK SIDE, Price: 38.77$, Weight: 0.12kg

Timing Chain Slack Guide for Nissan ⛓️

Why you need it

This guide keeps the loose (slack) side of the timing chain under control. It stabilizes the chain, reduces noise, and maintains precise cam-to-crank timing. With a healthy guide, cold starts are quieter, valve timing stays accurate, and engine wear is reduced. It’s a small part that protects the whole timing system.

How it works

Mounted inside the timing cover, a wear-resistant shoe rides against the chain while the hydraulic tensioner applies force. The guide channels the chain’s path, preventing whip and vibration. Constant oil splash lubricates the contact surface, cutting friction and keeping timing stable across all RPM.

What happens if it fails ⚠️

Symptoms include rattle at start-up, metallic scraping, unstable idle, loss of power, and timing errors. A cracked or worn shoe can let the chain slap, jump a tooth, or damage the tensioner. In severe cases, timing can slip far enough to cause misfire, check-engine light, or even valve-to-piston contact and major engine damage.

Pro fitting tips ✅

Replace with fresh bolts; inspect tensioner, fixed guides, and chain. Clean sealing surfaces, follow torque specs, and pre-prime the tensioner. Verify timing marks before closing the cover.

Compatibility

• Cabstar
• Pathfinder
• Navara