LFE213111 Mazda GASKET,INLET MANIFOLD, Price: 14.61$, Weight: 0.015kg

Intake Manifold Seal for Mazda Engines

This OEM-grade intake manifold gasket restores airtight sealing between the intake runners and the cylinder head. It keeps unmetered air out so the ECU can hold the correct fuel mix, smooth idle, and strong acceleration . Built to resist fuel vapor, oil, and coolant splash, it stays tight through harsh temperature swings.

Why this part is needed

After years of heat cycles and bolt relaxation, the old seal can harden or shrink, creating vacuum leaks. Replacing it brings back stable idle, crisp throttle, steady MAP readings, and cleaner emissions. It’s a small part that protects engine health and fuel economy.

How it works

Precision-cut composite/MLS layers compress when the manifold bolts are torqued to spec. Raised sealing beads encircle intake ports and any coolant passages, keeping clamp load as metals expand and contract. The result is even airflow to each cylinder for balanced combustion.

What happens if it fails

Expect hissing sounds, rough idle, stalling, loss of power, and higher fuel use. The ECU may log lean codes like P0171/P0174. Long-term leaks can overheat valves, trigger misfires, and stress the catalytic converter.

Tech notes

Clean both faces carefully, check manifold flatness, replace brittle hoses nearby, and tighten bolts in a cross pattern to the factory torque. Do not add sealant unless the service manual specifies ✅.

• Bongo
• Roadster
• Miata
• Mx-5
• Mx-5 Miata