ARP Flywheel Bolt Kit Nissan RB26DETT (12mmx1.25 25.4mm UHL) Lightweig – Terra Firma Automotive

ARP Flywheel Bolt Kit Nissan RB26DETT (12mmx1.25 25.4mm UHL) Lightweight Flywheel 203-2801

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  • Regular price $61.99

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The ARP Flywheel Bolt Kit for the Nissan RB26DETT offers the strength, precision, and reliability required for high-performance engine builds, making it an essential upgrade for anyone running a lightweight aftermarket flywheel. Available at Terra Firma Automotive, this kit is engineered by ARP, the industry leader in performance fasteners, to deliver significantly higher clamping force and durability than factory hardware. Standard OEM bolts on RB26 engines are designed for the thickness of the stock flywheel, but when using a lightweight chromoly option, those factory bolts often become too long, risking thread bottoming or improper torque. ARP eliminates that concern with perfectly sized 25.4mm UHL bolts that match the reduced thickness of aftermarket flywheels.

Constructed from aerospace-grade alloy and treated through ARP’s meticulous heat-treating and machining processes, these bolts provide superior tensile strength and long-term reliability under high load, rapid rpm changes, and the extreme demands of motorsport use. With precise M12 x 1.25 threads and a compact 3/4 12-point head, the kit delivers both exceptional fitment and ease of installation. Terra Firma Automotive proudly supplies this premium fastener solution to enthusiasts who refuse to compromise on engine integrity or performance.

Whether preparing a Skyline GT-R for competitive racing or enhancing a street build, the ARP Flywheel Bolt Kit ensures a secure and dependable connection between the crankshaft and flywheel. Trust Terra Firma Automotive to deliver authentic, high-quality components that support the power, safety, and longevity of your RB26DETT platform.

Please check your aftermarket flywheel thickness and bolt requirement before purchasing. 

  • 3/4 12pt
  • UHL 1.00"
  • M12 x 1.25
  • 25.4mm UHL (Under Head Length—the total length of the bolt shank from the underside of the head)
  • 8 Piece Bolt Set (6 Required for RB26)
  • For Lightweight Aftermarket Flywheels
  • Picture Shown As Example
Car
  • Fits WGNC34 Stagea 260RS
  • Fits BNR32 GTR
  • Fits BCNR33 GTR
  • Fits BNR34 GTR
Engine
  • Fits RB26

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