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Spool Imports

Spool TB48 Conrods and Ross Racing Forged Pistons

Spool TB48 Conrods and Ross Racing Forged Pistons

Regular price $1,996.68 USD
Regular price Sale price $1,996.68 USD
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Spool Nissan TB48 Forged Connecting Rods with ARP 2000 7/16 fasteners and Ross Racing Forged Pistons with upgraded Tool Steel Pins

Pistons are available in:

  • Compression Ratio: 9.0:1
  • Bore Sizes: +0.5mm
  • Pistons come with rings, gudgeon pins and pin locks
  • Forged 2618
  • Tool Steel Pins

Spool Connecting Rods Feature:

  • ARP 2000 fasteners (L19 fasteners are available as an upgrade)
  • 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

Ross Racing Pistons:

All of Ross Racing Pistons (since 1985) have been forged from 2618 billet bar stock and have been heat treated and aged to a T61 condition (2618-T61). 2618-T61 is the material that is used when fatigue resistance and durability are of prime importance by all premium racing piston manufacturers.

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