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All Spool Conrods come standard with ARP 2000 Fasteners.

These are a direct fit H Beam 4340 conrod to suit the Isuzu 4JJ1 with 34mm Pin . These rods come with ARP2000 7/16 fasteners.

These conrods feature:

  • High tensile 4340 forged steel
  • 2 Piece forging
  • Hardness of HRC36-42
  • Dowelled caps for precision alignment
  • X-RAY & Sonic tested
  • Quenching and heat treated
  • Shot peened
  • 100% Magnafluxed
  • Weight Matched Sets + – 1 gram
  • Vacuum degassed to remove impurities.

No bearings are included!


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