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» SIR Forged 5140 Steel I-Beam




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6.700" 5140 Steel I-Beam, 7/16" Arp 8740 Bolts

Forged 5140 Steel I-Beam Connecting Rods Are An Upgrade From O.e. Rods And Feature A shot-peened Surface. Sizing Is...
"SIR" FORGED 5140 STEEL I-BEAM RODS  |  Part# SIR-6800B   More Details...

$409.99



6.625" 5140 Steel I-Beam, 7/16" Arp 8740 Bolts, For press-fit Pins

Forged 5140 Steel I-Beam Connecting Rods Are An Upgrade From O.e. Rods And Feature A shot-peened Surface. Sizing Is...
"SIR" FORGED 5140 STEEL I-BEAM RODS  |  Part# SIR-6625PP   More Details...

$418.99



6.800" 5140 Steel I-Beam, 7/16" Arp 2000 Bolts

Forged 5140 Steel I-Beam Connecting Rods Are An Upgrade From O.e. Rods And Feature A shot-peened Surface. Sizing Is...
"SIR" FORGED 5140 STEEL I-BEAM RODS  |  Part# SIR-6800B2000   More Details...

$485.99



6.625" 5140 Steel I-Beam, 7/16" Arp 2000 Bolts, For press-fit Pins

Forged 5140 Steel I-Beam Connecting Rods Are An Upgrade From O.e. Rods And Feature A shot-peened Surface. Sizing Is...
"SIR" FORGED 5140 STEEL I-BEAM RODS  |  Part# SIR-6625PP2000   More Details...

$498.99