Manley Parts and Accessories

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.100 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: MAN-190124

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Estimated Ship Date: Apr 20, 2026 if ordered today

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KIT-SBC 383 3.750/4.030

Part Number: MAN-290030

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Estimated Ship Date: Apr 20, 2026 if ordered today

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KIT-SBC 383 3.750/4.030

Part Number: MAN-290030H

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KIT-SBC 383 3.750/4.030

Part Number: MAN-290030R

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KIT-SBC 383 3.750/4.030

Part Number: MAN-290030RH

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KIT-SBC 383 3.750/4.030

Part Number: MAN-290130

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ROTATING ASSEMBLY KIT-SBC 383 3.750/4.030

Part Number: MAN-290130H

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ROTATING ASSEMBLY KIT-SBC 383 3.750/4.030

Part Number: MAN-290130R

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ROTATING ASSEMBLY KIT-SBC 383 3.750/4.030

Part Number: MAN-290130RH

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KIT-SBC 383 3.750/4.040

Part Number: MAN-290940

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ROTATING ASSEMBLY KIT-SBC 383 3.750/4.040

Part Number: MAN-290940H

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ROTATING ASSEMBLY KIT-SBC 383 3.750/4.040

Part Number: MAN-290940R

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ROTATING ASSEMBLY KIT-SBC 383 3.750/4.040

Part Number: MAN-290940RH

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Crankshafts, Chevy LS 4340 Forged Lightweight Crankshaft. 58 tooth reluctor wheel, 4.000" stroke, 50-52 lb. total weight. Not balanced

Part Number: MAN-190058NB

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Estimated Ship Date: Apr 20, 2026 if ordered today

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