Engine Kits & Rotating Assemblies

Rotating Assembly, Forged Pistons, H-beam Connecting Rods, Internal Balance, 3.750 in. Stroke, 5.850 in. Rod Length, Ford, 300, 3-valve, Kit

Part Number: MAN-29520UBR

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Estimated Ship Date: Dec 31, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4565007STD

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Estimated Ship Date: Dec 30, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4565036STD

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Estimated Ship Date: Dec 30, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4565046STD

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Estimated Ship Date: Dec 30, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4595519STD

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Heavy Duty In-Frame Kit

Part Number: CLE-4595548STD

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Estimated Ship Date: Dec 30, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4805032STD

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Estimated Ship Date: Dec 30, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4895016STD

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Estimated Ship Date: Dec 30, 2025 if ordered today

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HD IN-FRAME KIT

Part Number: CLE-4895030STD

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Estimated Ship Date: Dec 30, 2025 if ordered today

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4.000" stroke, internal balance, billet 4340 steel, center-counterweighted Chevrolet Gen III "LS", no reluctor

Part Number: ESP-334540016100

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Rotating Assembly, Forged Pistons, H-beam Connecting Rods, Internal Balance, 3.750 in. Stroke, 5.850 in. Rod Length, Ford, 300, Kit

Part Number: MAN-29220PB

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Rotating Assembly, Forged Pistons, H-beam Connecting Rods, Internal Balance, 3.750 in. Stroke, 5.850 in. Rod Length, Ford, 300, Kit

Part Number: MAN-29220UB

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Rotating Assembly, Forged Pistons, H-beam Connecting Rods, Internal Balance, 3.750 in. Stroke, 5.850 in. Rod Length, Ford, 300, 3-valve, Kit

Part Number: MAN-29520PB

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Rotating Assembly, Forged Pistons, H-beam Connecting Rods, Internal Balance, 3.750 in. Stroke, 5.850 in. Rod Length, Ford, 300, 3-valve, Kit

Part Number: MAN-29520UB

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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• Special Order