ARP Head Stud Kit For 1965-1998 Porsche 911/930 2.0L-3.8L Air Cooled Engines

SKU: 204-4206

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$1,034.99
$1,034.99

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ARP Pro Series cylinder head studs are cold-forged to ensure molecular integrity. They're heat-treated prior to thread rolling and machining. ARP Pro Series kits are also available with 12-point nuts, and all studs come complete with hardened parallel washers for an even load distribution and accurate torque readings. With hundreds of models ready to ship, these cylinder head fasteners can be ordered for virtually any style engine.

ARP's head studs are proven and tested for a lifetime of reliability and performance and are required for use with Nickies cylinders. (ARP or equivalent upgraded head studs can be used where OE head studs are not compatible or recommended). ARP Pro Series cylinder head studs are cold-forged to ensure molecular integrity. They're heat-treated prior to thread rolling and machining. ARP Pro Series include 12-point nuts and hardened parallel washers for an even load distribution and accurate torque readings.

Features:
  • Cold-forged for maximum strength and molecular integrity
  • Heat-treated before thread rolling and precision machining
  • Includes 12-point nuts and hardened parallel washers
  • Ensures even load for precise and reliable torque specs
  • Made from 8740 chromoly steel with black oxide finish
  • Ideal for Porsche 911 & 930 Turbo 2.0L–3.8L engines
  • Replaces weak OEM Dilivar head studs for better sealing
  • Proven reliability for high-performance air-cooled builds

Specifications:

  • Fastener Style: Stud
  • Thread Size: M10 x 1.5
  • Undercut Stud: No
  • Head Style: 12-point
  • Fastener Material: 8740 chromoly
  • Fastener Color: Black
  • Washers Included: Yes
  • Washer Style: Flat
  • Quantity: Sold as a kit

Included:

  • (1) Head Stud Kit
Fitment:
  • 1965–1989 Porsche 911 (2.0L, 2.2L, 2.4L, 2.7L, 3.0L, 3.2L Air-Cooled Flat-6 Engines)
  • 1975–1989 Porsche 930 Turbo (3.0L, 3.3L Turbocharged Air-Cooled Flat-6 Engines)
  • 1990–1998 Porsche 911 Carrera, Carrera 4, Carrera RS, Turbo, and Turbo S (964 & 993) (3.6L, 3.8L Air-Cooled Flat-6 Engines)

Note:

  • Lifetime Warranty  
  • Notes: Fits 911 and 930 turbo models "Dilivar style" replacement

Product Specs

SKU:
204-4206
Brand:
ARP

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