Eagle SIR I-Beam Connecting Rods

4.66 out of 5 stars 80 Customer Reviews

Why spend time and money reconditioning your stock rods—when you can upgrade to a set of Eagle SIR I-Beam connecting rods for less? They're forged from 5140 steel f

Why spend time and money reconditioning your stock rods—when you can upgrade to a set of Eagle SIR I-Beam connecting rods for less? They're forged from 5140 steel for outstanding strength and reliability, and they come in both press-fit and bushed pin models. Their lightweight design places less stress on the rest of your rotating assembly to increase engine life and better handle high-rpm use. The rods are X-rayed, sonic-tested, magnafluxed, and shot-peened to stress-relieve the metal. They come with 12-point ARP Wave-Lok rod bolts and are weight-matched to within two grams. The big end sizing is controlled by in-ho

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Eagle SIR I-Beam Connecting Rods SIR5090FB

Connecting Rods, SIR 5140 Steel I-Beam, Bushed, Ford, Small Block, Set of 8

Part Number: ESP-5090FB

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Eagle SIR I-Beam Connecting Rods SIR5956FB

Connecting Rods, SIR 5140 I-Beam, Cap Screw, Bushed, Ford, Small Block, Set of 8

Part Number: ESP-5956FB

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Eagle SIR I-Beam Connecting Rods SIR5090FP

Connecting Rods, SIR 5140 Steel I-Beam, Press Fit, Ford, Small Block, Set of 8

Part Number: ESP-5090FP

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Eagle SIR I-Beam Connecting Rods SIR5400FB

Connecting Rod, SIR I-Beam, Forged 5140 Steel, Shot-Peened, 5.400 in. Length, Ford, 0.927 in. Pin, Small Block Windsor, Set of 8

Part Number: ESP-SIR5400FB

Not Yet Reviewed

Estimated Ship Date: Today

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Eagle SIR I-Beam Connecting Rods SIR6200BBLW

5140 STEEL I-BEAM CHEV SB 6.200" BUSHED

Part Number: ESP-SIR6200BBLW

Not Yet Reviewed

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Eagle SIR I-Beam Connecting Rods SIR5956FP

Connecting Rods, SIR 5140 Steel, I-Beam, 5.956 in. Length, Press Fit, Ford, Small Block, Set of 8

Part Number: ESP-SIR5956FP

Not Yet Reviewed

Estimated Ship Date: Today

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Eagle SIR I-Beam Connecting Rods SIR6000BB-1

5140 STEEL I-BEAM CHEV SB 6.000" BUSHED

Part Number: ESP-SIR6000BB-1

Not Yet Reviewed

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Eagle SIR I-Beam Connecting Rods SIR5090FP-1

5140 STEEL I-BEAM FORD 302 5.090" PRESS

Part Number: ESP-SIR5090FP-1

Not Yet Reviewed

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Eagle SIR I-Beam Connecting Rods SIR6250BBLW

5140 STEEL I-BEAM CHEV SB 6.250" BUSHED

Part Number: ESP-SIR6250BBLW

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today

Eagle SIR I-Beam Connecting Rods SIR5956FP-1

5140 STEEL I-BEAM 351W 5.956 PRESS FIT

Part Number: ESP-SIR5956FP-1

Not Yet Reviewed

Estimated Ship Date: Today

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Eagle SIR I-Beam Connecting Rods SIR5400CB-1

5140 STEEL I-BEAM FORD 302 5.400" 2.100"

Part Number: ESP-SIR5400CB-1

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Eagle SIR I-Beam Connecting Rods SIR5400FB-1

5140 STEEL I-BEAM FORD 302 5.400" 2.123"

Part Number: ESP-SIR5400FB-1

Not Yet Reviewed

Estimated Ship Date: Today

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Eagle SIR I-Beam Connecting Rods SIR5090FB-1

5140 STEEL I-BEAM FORD 302 5.090" BUSHED

Part Number: ESP-SIR5090FB-1

Not Yet Reviewed

Estimated Ship Date: Today

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Eagle SIR I-Beam Connecting Rods FSI5400FB-1

CONNECTING ROD

Part Number: ESP-5400FB-1

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today

Eagle SIR I-Beam Connecting Rods SIR6700B-1

5140 STEEL I-BEAM CHEV BB 6.700" BUSHED

Part Number: ESP-SIR6700B-1

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Eagle SIR I-Beam Connecting Rods SIR5400CB

Connecting Rod, SIR I-Beam, Forged 5140 Steel, Shot-Peened, 5.400 in. Length, Ford, Small Block Windsor, Set of 8

Part Number: ESP-SIR5400CB

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today

Eagle SIR I-Beam Connecting Rods SIR6200BB-1

5140 STEEL I-BEAM CHEV SB 6.200" BUSHED

Part Number: ESP-SIR6200BB-1

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Eagle SIR I-Beam Connecting Rods SIR6250BB-1

5140 STEEL I-BEAM CHEV SB 6.250" BUSHED

Part Number: ESP-SIR6250BB-1

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

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