Cylinder Heads

110906P123 - : Cylinder Head for Infiniti Image

Cylinder Head

Infiniti 110906P123
Q45. Left bank.
Discontinued
110404W015 - : Cylinder Head for Infiniti Image

Cylinder Head

Infiniti 110404W015
QX4. Right. From 07/02.
Discontinued
110406P122 - : Cylinder Head for Infiniti Image

Cylinder Head

Infiniti 110406P122
Q45. Right bank.
Discontinued
11090ZV00A - : Cylinder Head for Infiniti Image

Cylinder Head

Infiniti 11090ZV00A
QX56. Left.
Discontinued
110406P123 - : Cylinder Head for Infiniti Image

Cylinder Head

Infiniti 110406P123
Q45. Right bank.
Discontinued
110401W200 - : Cylinder Head for Infiniti Image

Cylinder Head

Infiniti 110401W200
QX4. Right.
Discontinued
11040JK00A - : Cylinder Head for Infiniti Image

Cylinder Head

Infiniti 11040JK00A
G25. Right.
Discontinued
110407S001 - : Cylinder Head for Infiniti Image

Cylinder Head

Infiniti 110407S001
QX56. Right.
Discontinued
1104038U00 - : Cylinder Head for Infiniti Image

Cylinder Head

Infiniti 1104038U00
I30. Right.
Discontinued
110901LA4A - : Cylinder Head for Infiniti Image

Cylinder Head

Infiniti 110901LA4A
QX56. Left. QX80.
$1,433.08
MSRP $1,811.73
Save $378.65
20.9% Off
11040CR90A - : Cylinder Head for Infiniti Image

Cylinder Head

Infiniti 11040CR90A
Q45, M45. Right bank. Fx.
Discontinued

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INFINITI Cylinder Heads

Your INFINITI engine's cylinder head forms the upper section of the combustion chamber where fuel ignites and powers your vehicle forward. This precision-engineered component houses the valves, springs, and camshafts that control air and fuel flow. When cylinder heads fail, engine performance declines dramatically. Understanding the warning signs helps prevent catastrophic engine damage and expensive repairs.

Why Do Cylinder Heads Need Replacement?

Excessive heat, lack of proper maintenance, and coolant leaks cause cylinder heads to crack or warp over time. In the Q50 and QX60, failing cylinder heads often exhibit symptoms like white exhaust smoke, overheating, loss of power, and oil mixing with coolant. Regular maintenance with factory-recommended coolant and oil changes helps extend cylinder head life.

The INFINITI Difference in Quality

While aftermarket cylinder heads promise cost savings, they often lack the precise engineering and quality materials found in genuine INFINITI parts. At INFINITI of South Bay, we stock factory-direct cylinder heads manufactured to exact specifications. These components integrate seamlessly with timing belts and other engine parts for reliable, long-lasting performance.

Warning Signs You Need Service

Watch for telltale symptoms of cylinder head problems: coolant loss, oil contamination, rough idling, and decreased fuel economy. The timing belt works in concert with the cylinder head - if one component fails, the other often follows. Our certified technicians can diagnose issues quickly and install genuine INFINITI replacement parts that restore your engine's performance and reliability. Contact our parts department today to learn more about cylinder head replacement options for your specific model.