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  • 221222_GTURBO_Product day1_30_238

ARP Head Studs 1HD-T/1HZ



Upgrade your Toyota 1HZ and 1HD-T series engines with this high-performance cylinder head stud, washer, and nut set crafted by ARP. Engineered with precision, these 11mm studs are a seamless replacement for factory bolts, eliminating the need for any alterations to the head bolt holes. Designed to deliver enhanced head clamping force crucial for performance-oriented applications, these studs ensure optimal torque distribution, promoting reliability and minimising the risk of head gasket failure.

Crafted from top-grade ARP2000 material, renowned for its durability and strength, this set exemplifies superior quality and performance. Made with pride in the USA by ARP, a trusted brand synonymous with excellence and innovation in automotive engineering.


Experience the performance of a GTurbo

  • UP TO 150%

    Increase in Power
  • 50%-200%

    Increase in Torque
  • 2%-10%

    Increase in Fuel Economy


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