Parts for your 2007 Nissan Pathfinder-Manifold gasket

2007 Nissan Pathfinder manifold-gasket: what it does and when to replace it

Technical sources confirm the 2007 Nissan Pathfinder (R51) uses manifold gaskets on both the intake and exhaust sides. The Nissan Factory Service Manual (FSM) for the R51—Engine Mechanical (EM), Engine Control (EC) and Exhaust (EX) sections—details the intake and exhaust manifold assemblies, gaskets, tightening sequences and torque specs. OEM parts catalogues (Nissan FAST/EPC) also list intake and exhaust manifold gaskets for the 4.0‑litre VQ40DE petrol and market-specific diesel variants, aligning with aftermarket catalogues from major gasket suppliers.

On this Pathfinder, the manifold-gasket is a sealing hero. Between the cylinder head and the manifold flanges, it keeps everything tight—air on the intake side, exhaust gases on the hot side—so the engine breathes properly, sensors read accurately and there’s no noisy blow-by under the bonnet. A healthy seal means smoother idle, correct fuel trims, better torque and no sooty leaks or hot gas scorching nearby components.

There’s no fixed replacement interval for the manifold-gasket