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6.250" 5140 Steel I-Beam, 3/8" Arp 8740 Bolts

"SIR" FORGED 5140 STEEL I-BEAM RODS  |  Part# SIR-6250BBLW


12 in stock

Important Torque to 40 ft-lbs - ARP moly lube only!


Highlights:

  • Bolts: 3/8" ARP 8740
  • Material: Forged 5140 Steel
  • Center to Center Length: 6.250"
  • Pin Size: 0.927
  • Pin End Width: 1.063
  • Rod Journal: 2.1
  • Housing Bore: 2.225
  • Big End Width: 0.94
  • Silicon-Bronze pin bushing for full-floating piston pins.
  • Typical Weight: 615g

Forged 5140 steel I-Beam connecting rods are an upgrade from O.E. rods and feature a shot-peened surface. Sizing is held to exact tolerances. Sold as a weight-matched set. Recommended for naturally-aspirated, pump gas, road car use.

$330.99




Forged 5140 steel I-Beam connecting rods are an upgrade from O.E. rods and feature a shot-peened surface. Sizing is held to exact tolerances. Sold as a weight-matched set. Recommended for naturally-aspirated, pump gas, road car use.