OEM Mitsubishi Cylinder Heads

Cylinder Heads at a Glance

The cylinder head houses your engine's valves and combustion chambers, and it seals the top of the engine block. Genuine Mitsubishi cylinder heads and parts are matched to your specific engine, which is critical for a lasting repair.

Where Cylinder Head Repairs Come From

Most cylinder head work starts with a problem elsewhere. Overheating can warp a head or damage the head gasket, and a failed timing component can bend valves on some engines. Common warning signs include coolant loss with no visible leak, white exhaust smoke, milky oil, overheating, or a loss of compression in one or more cylinders. Once a head is removed, a machine shop or technician will check it for flatness and cracks to decide whether it can be reused.

Parts You'll Find in This Category

• Complete cylinder heads and head assemblies
• Cylinder head bolts
• Valve seals, guides, and springs, depending on model
• Head-mounted plugs, covers, and related hardware

Why Genuine Parts Matter for Engine Repairs

A cylinder head job involves a lot of labor, so the parts need to be right the first time. Genuine Mitsubishi parts are built to your engine's original specs for port design, valve geometry, and coolant passages. Head bolts are often designed for one-time use, and genuine bolts match the torque procedure in factory service information. For a complete repair, pair your head work with a new head gasket, valves, and camshaft components as needed.

Planning Your Cylinder Head Repair

Start by finding the root cause. If the engine overheated, inspect the radiator, water pump, and thermostat so the same failure doesn't repeat. If a timing belt failed, replace the timing components along with the head parts. Decide whether you're replacing the full head or rebuilding the original, then order the gaskets and hardware together. This is advanced work, and most owners leave it to a qualified technician.

Confirming Engine Fitment

Cylinder heads and parts are engine-specific. The same model can use different engines across trims and years. Use your VIN to identify the exact engine and see matching parts. On older or discontinued models, confirm current part numbers, since some may have been superseded.

Cylinder Head Takeaways

• Overheating and timing failures are common causes of head damage.
• Fix the root cause before or during the repair.
• Use new gaskets and, where required, new head bolts.
• Confirm your exact engine by VIN.

Cylinder Head FAQs

Can a warped cylinder head be repaired?

Sometimes. A machine shop can measure it and determine whether resurfacing is possible or replacement is needed.

Can I reuse head bolts?

Many are designed for one-time use. Follow the service information for your engine.

Should I replace the valve cover gasket during a head job?

Yes. It's already off, and a new gasket helps prevent oil leaks. Many technicians also replace intake and exhaust gaskets for the same reason.