HomeEngine > Hardware, Fasteners and FittingsGenuine 99610438271 Engine Cylinder Head Nut
Part #: 99610438271

Genuine 99610438271 Engine Cylinder Head Nut

⚙️ 19 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Porsche, 911
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🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Genuine Engine Cylinder Head Nut for Porsche 911

The Genuine Engine Cylinder Head Nut with part number 99610438271 is designed specifically for Porsche 911 models. This essential fastener ensures secure attachment of the cylinder head, maintaining engine integrity and performance.

  • Compatible with Porsche 911 engine assemblies
  • Durable construction for reliable fastening
  • OEM part number 99610438271 for exact fitment
  • Engine hardware component critical for cylinder head stability
  • Precision manufactured to meet Porsche specifications

Product Details and Specifications

This engine cylinder head nut is a genuine Porsche replacement part, engineered to meet the exact requirements of the Porsche 911 engine. The part number 99610438271 identifies this specific fastener, ensuring compatibility and proper fitment. As a component within the engine hardware, it plays a vital role in securing the cylinder head to the engine block, which is crucial for maintaining compression and preventing leaks.

Applications and Problem Resolution

This cylinder head nut is used in the assembly and maintenance of Porsche 911 engines. It addresses several common issues including:

  • Loose or damaged cylinder head fasteners causing engine leaks
  • Replacement of worn or corroded nuts during engine rebuilds
  • Ensuring proper torque retention to maintain engine compression
  • Preventing cylinder head warping due to uneven fastening
  • Maintaining engine reliability and performance through secure fastening

Installation Notes and Tips

When installing the Genuine Engine Cylinder Head Nut 99610438271 on a Porsche 911, it is important to follow manufacturer torque specifications to avoid over-tightening or under-tightening. Use a calibrated torque wrench and apply thread lubricant if recommended by Porsche service guidelines. Inspect the cylinder head studs for wear or damage before installation to ensure optimal fastening performance.

Quality Assurance and Warranty

This Genuine Porsche engine cylinder head nut is manufactured to meet OEM standards, ensuring precise fit and durability. While specific warranty details may vary, genuine parts typically come with coverage against manufacturing defects. Using the correct part number 99610438271 guarantees compatibility and supports the longevity of your Porsche 911 engine.

This part fits 19 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
2012Porsche911TurboN/ATurbo
2012Porsche911Turbo SN/A
2011Porsche911N/A
2010Porsche911TurboN/ATurbo
2009Porsche911TurboN/ATurbo
2009Porsche911GT2N/A
2008Porsche911TurboN/ATurbo
2008Porsche911GT2N/A
2007Porsche911N/ATurbo
2005Porsche911TurboN/ATurbo
2005Porsche911GT2N/A
2005Porsche911Turbo SN/A
2004Porsche911TurboN/ATurbo
2004Porsche911GT2N/A
2003Porsche911TurboN/ATurbo
2003Porsche911GT2N/A
2002Porsche911TurboN/ATurbo
2002Porsche911GT2N/A
2001Porsche911N/ATurbo

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.