3139731X02 Nissan GASKET-OIL PAN, Price: 26.22$, Weight: 0.04kg

Oil Pan Seal for Clean, Leak‑Free Engines ️

This high-precision oil pan seal keeps engine lubricant where it belongs—inside the sump. It closes the joint between the lower pan and the block, locking in oil pressure, reducing mess, and protecting bearings. Built to OE geometry, it delivers a tight fit and long service life for everyday driving or long highway runs.

Why you need it

A healthy seal prevents driveway spots, protects the crank and rod bearings, keeps the dipstick reading steady, and avoids burnt‑oil smell on the exhaust. Heat cycles, age, and over‑torqued bolts flatten old gaskets, turning small seeps into real leaks.

How it works ⚙️

The molded elastomer lip compresses evenly when the pan bolts are tightened. This creates a uniform barrier around bolt holes and corners. Many designs include a steel core and silicone sealing beads for stable clamping. Use a tiny RTV dab only at factory joint steps (timing cover corners) for a perfect seal.

When it fails

Signs include oil drips, wet subframe, low‑oil warnings, and a hot oil odor. Continued leakage risks pump starvation, bearing wear, and possible engine damage. Oil on mounts and belts shortens their life, too.

Tech install tips ✅

Clean mating surfaces, remove old RTV, check pan flatness, torque bolts in a crisscross pattern to spec, then recheck after the first heat cycle. Refill oil, start, and inspect for seepage.

Compatibility

• G20