Description

1303700QAC x 1
1303700QAA x 1

V9X 3.0 dCi Timing Cover Plate Set Gasket (Left + Right) – Oil Leak Repair Guide

Oil leaks around the timing cover are among the most common sealing problems on the Renault–Nissan V9X 3.0 dCi engine. As the engine ages, the timing cover plate gaskets can harden and lose flexibility, allowing engine oil to seep from the front of the engine. These plate gaskets seal the timing cover assembly and are critical for keeping the engine clean and properly lubricated.

The CNM Auto Parts V9X 3.0 dCi Timing Cover Plate Set Gasket (Left + Right) is manufactured to provide a precise fit and dependable sealing performance, helping eliminate leaks while maintaining OEM compatibility.

Why Do Timing Cover Plate Gaskets Fail?

The V9X engine operates under high temperatures and constant thermal expansion. Over time, the original gaskets become brittle and lose their sealing capability.

The most common causes include:

• Heat ageing
• Engine vibration
• High mileage
• Oil contamination
• Improper installation
• Natural gasket deterioration

Replacing both left and right timing cover plate gaskets at the same time is recommended whenever leakage is detected or the timing cover is disassembled.

Common Symptoms

A leaking timing cover plate gasket may cause:

• Engine oil leaks at the front of the engine
• Oil stains underneath the vehicle
• Burning oil smell after driving
• Oil residue around the timing chain cover
• Dirt collecting around oily engine surfaces
• Gradual engine oil loss

Ignoring these symptoms may lead to reduced oil level and contamination of surrounding engine components.

Compatible Vehicles

Designed for vehicles equipped with the Renault–Nissan V9X 3.0 dCi V6 diesel engine, including:

• Renault Laguna Coupe 3.0 dCi
• Renault Latitude 3.0 dCi
• Nissan Navara 3.0 V6 dCi
• Nissan Pathfinder 3.0 V6 dCi
• Infiniti EX30d
• Infiniti FX30d
• Infiniti M30d

Always verify compatibility using your VIN number or OEM reference before ordering.

OEM Reference Numbers

This gasket set is manufactured as a replacement for timing cover plate gaskets used on the V9X engine.

Common OEM references include:

• 1303700QAB
• 1303700QAC
• 1303700QAA

These part numbers are used for the timing cover plate gasket positions on V9X engine variants.

Why Choose CNM Auto Parts?

Our gasket set is engineered for reliable sealing and long service life.

Features include:

• Precision-cut gasket profile
• High-quality sealing material
• Excellent resistance to engine oil
• Heat-resistant construction
• Direct OEM replacement
• Manufactured for professional repairs

Every gasket is produced with dimensional accuracy to help ensure proper installation and dependable sealing performance.

Installation Tips

For the best repair results:

• Clean all gasket surfaces thoroughly.
• Remove every trace of the old gasket.
• Inspect the timing cover plate for damage or distortion.
• Tighten bolts using the manufacturer’s torque sequence and specifications.
• Check for leaks after the engine reaches operating temperature.

Correct installation is essential for achieving a durable, leak-free repair.

Frequently Asked Questions

Should both left and right gaskets be replaced together?

Yes. Since both timing cover plate gaskets are exposed to the same operating conditions, replacing them as a complete set helps reduce the risk of future leaks.

Can these gaskets stop an oil leak?

If the leak originates from the timing cover plate area and the sealing surfaces are in good condition, replacing the worn gaskets is the correct repair.

Are these direct replacements?

Yes. The CNM Auto Parts gasket set is designed as a direct replacement for the original timing cover plate gaskets on compatible V9X engines.

Restore a Leak-Free Engine

A properly sealed timing cover helps protect the timing chain assembly, keeps the engine clean, and maintains the correct oil level.

The CNM Auto Parts V9X 3.0 dCi Timing Cover Plate Set Gasket (Left + Right) is designed to deliver reliable sealing performance for Renault, Nissan, and Infiniti vehicles equipped with the V9X diesel engine.