Manley Pro Series I-Beam Connecting Rods

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Manley Pro Series I-beam connecting rods are forged from 4340 aircraft-quality vacuum degassed material. They're fully machined to produce the strongest rods possible. These rods are shot-peened to Mil specs and are 100 percent individually magnafluxed. They feature 7/16 in. ARP cap screws with 12-point heads and your choice of material grade to maximize your needed tensile strength! Manley Pro Series I-beam connecting rods are available in various sizes for a wide range of vehicles and horsepower ranges from 850 to 1,600 hp. Match up your specs, then order an individual rod or a larger set quantity.

Showing In Stock Items. Show All 11 Items.

Results 1 - 11 of 11

Manley Pro Series I-Beam Connecting Rods 14320-8

Connecting Rod, 4340 Steel, I-Beam, 5.850 in. Length, Bushed, Cap Screw, Ford, 4.6L, Set of 8

Part Number: MAN-14320-8

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Manley Pro Series I-Beam Connecting Rods 15320R6-1

Connecting Rod, ROD-4.6L 300M 5.850 LIGHT

Part Number: MAN-15320R6-1

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Estimated Ship Date: Today

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Estimated Ship Date: Today

Manley Pro Series I-Beam Connecting Rods 15321-1

Connecting Rod, ROD-5.4L 6.657 300M I BEAM

Part Number: MAN-15321-1

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Manley Pro Series I-Beam Connecting Rods 14518-1

SINGLE ROD

Part Number: MAN-14518-1

Not Yet Reviewed

Estimated Ship Date: Mar 13, 2026 if ordered today

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Estimated Ship Date: Mar 13, 2026 if ordered today

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Manley Pro Series I-Beam Connecting Rods 15320R6-8

Connecting Rod, 4340 Steel, I-Beam, 5.850 in. Length, Bushed, Cap Screw, Ford, 4.6L, Set of 8

Part Number: MAN-15320R6-8

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Manley Pro Series I-Beam Connecting Rods 15321-8

CONNECTING RODS MOD 5.4 SET 8

Part Number: MAN-15321-8

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Manley Pro Series I-Beam Connecting Rods 14318-8

Connecting Rod, 4340 Steel, I-Beam, 5.933 in. Length, Bushed, Cap Screw, Ford, 4.6L, Set of 8

Part Number: MAN-14318-8

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Manley Pro Series I-Beam Connecting Rods 14319-1

ROD-5.4L 6.657 LIGHT

Part Number: MAN-14319-1

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

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Manley Pro Series I-Beam Connecting Rods 14320-1

Connecting Rod, ROD-4.6L 5.850 LIGHT

Part Number: MAN-14320-1

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Manley Pro Series I-Beam Connecting Rods 14319-8

ROD-5.4L 6.657 LIGHT

Part Number: MAN-14319-8

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

Manley Pro Series I-Beam Connecting Rods 14518-8

CONNECTING ROD SET

Part Number: MAN-14518-8

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

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