Valve Cover Seal for V8 Engines

This high-temp valve/rocker cover gasket keeps engine oil inside the camshaft area and seals the cover to the cylinder head. It prevents leaks, stabilizes crankcase pressure, and protects ignition coils from oil. Ideal fit for premium SUV V8 layouts.

Why this part is needed

Without a tight seal, hot oil seeps out, burns on the exhaust, and lowers oil level. A fresh gasket restores factory sealing, cuts odors, and keeps the engine bay clean and safe.

How it works

Formed rubber surrounds the cover perimeter and spark plug wells. When torqued to spec, it compresses evenly, following head and cover surfaces to block oil and vapors at all temperatures. The compound resists heat, pressure, and fuel mist.

If the gasket fails

Expect wet covers, oil in plug tubes, misfires, smoke, and a burning smell. Over time you risk low oil pressure, sludge, swollen hoses, ruined coils, and leaks dripping on belts or the alternator.

Pro tips

Clean mating faces, use tiny sealant dabs at half-moon joints, replace tube seals, and tighten bolts in sequence with a small torque wrench.

Compatibility

• Qx80
• Qx56