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Tomei Stroker Kit — RB26DETT / RB25DET 2.6 Full Counter 86.50 — TA201A-NS05F

The Tomei RB26DETT / RB25DET 2.6 Full Counter Stroker Kit is engineered for builders looking to increase displacement while maintaining a balanced, performance-focused rotating assembly. Designed around an 86.50mm bore and extended stroke configuration, this kit increases overall engine capacity to improve torque delivery and mid-range response while retaining Tomei’s motorsport-driven engineering approach. :contentReference[oaicite:0]{index=0}

Key Features

  • Full counterweight stroker configuration designed for improved rotating balance and stability at higher RPM.
  • Increased stroke design to raise displacement and improve overall engine response.
  • Engineered for RB26DETT and RB25DET platforms commonly used in high-performance Nissan builds.
  • Precision-matched components intended for serious performance and motorsport applications.

Technical Specifications

  • Application: RB26DETT / RB25DET 2.6
  • Bore: 86.50mm (OEM +0.5)
  • Stroke: 77.70mm (OEM +4.0)
  • Displacement: 2739.6cc
  • Rod Length (C-to-C): 119.50mm
  • Piston Compression Height: 30.00mm

Fitment

  • Engines: Nissan RB26DETT / RB25DET
  • Models: Nissan BNR32 GT-R, BCNR33 GT-R, BNR34 GT-R, R33 Skyline

Part Number: TA201A-NS05F

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Tomei

Tomei is a renowned Japanese brand specializing in high-performance automotive parts and tuning solutions. Known for their precision engineering and exceptional craftsmanship, Tomei offers a wide range of products, including exhaust systems, turbochargers, camshafts, and engine components. Designed for enthusiasts and professionals, Tomei products deliver enhanced power, reliability, and performance, making them a trusted name in motorsports and street tuning worldwide.

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