ARP Pro Series Cylinder Head Stud Kit 12pt For 91-98 Nissan 240sx 2.4L KA24DE

SKU: 202-4304

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$189.99
$189.99

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Upgrade your Nissan KA24DE engine with the ARP Pro Series 12-point Head Stud Kit—designed specifically for high-performance street and track builds. Manufactured from premium 8740 chromoly steel and heat-treated to 200,000 psi tensile strength, these studs deliver unmatched durability and clamping force. Unlike inferior fasteners, ARP studs are thread rolled after heat treat, providing up to 10x the fatigue strength and long-term reliability in high-stress environments. This ensures optimal sealing and reduces the risk of blown head gaskets, even under extreme boost or high RPM loads.

Each kit includes precisely machined 12-point nuts and hardened parallel-ground washers for consistent torque and load distribution. The studs are centerless ground for perfect concentricity, helping cylinder heads and gaskets glide into place with ease. This ARP head stud kit is a direct fit for 1991–2004 Nissan 2.4L KA24DE engines found in models like the 240SX, Altima, Xterra, and Frontier (D22). Whether you're building a drift car or a dependable turbo setup, ARP delivers the fastener tech trusted by pro engine builders around the globe.

Features:
  • Forged 8740 chromoly steel for extreme durability
  • Rated at 200,000 psi tensile strength
  • Thread rolled after heat treat for max fatigue life
  • 12-point nuts and washers included for accuracy
  • Centerless ground for precision and alignment
  • Resists head gasket failure under high stress
  • Fits 91–04 Nissan KA24DE 2.4L engines
  • Used by top race engine builders worldwide

Specifications:

  • Fastener Style: Stud
  • Undercut Stud: No
  • Head Style: 12-point
  • Fastener Material: 8740 chromoly
  • Fastener Color: Black
  • Fastener Finish: Black oxide
  • Washers Included: Yes

Included:

  • (1) ARP Head Stud Kit 
Fitment:
  • 1991–1998 Nissan 240SX 2.4L
  • 2000–2004 Nissan Xterra 2.4L
  • 1998–2016 Nissan Frontier (D22) 2.4L
  • 1993–1999 Nissan Altima 2.4L
  • 2000–2001 Nissan Altima 2.4L
Note:
  • Lifetime Warranty  

Product Specs

SKU:
202-4304
Brand:
ARP

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