Manley Engines & Components

Crankshaft, Internal Balance, Forged 4340 Steel, 3.48 in. Stroke, Chevrolet, Small Block, Each

Part Number: MAN-190310

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 7.4L, Each

Part Number: MAN-190140

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Crankshaft, 1-Piece Seal, Internal Balance, Lightweight, 4340 Billet, 4.000 Stroke, Chevy, LS1, Each

Part Number: MAN-190858B

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: MAN-190058

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CRANK-4340 FORGE 4.050 STROKE

Part Number: MAN-191858

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Estimated Ship Date: May 15, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.750 in. Stroke, Chevy, 7.4L, Each

Part Number: MAN-190280

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Estimated Ship Date: May 15, 2026 if ordered today

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CRANKSHAFT-4.050 HEMI 58T RELU

Part Number: MAN-191958

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ROTATING ASSEMBLY KIT-SBC 383 3.750/4.040

Part Number: MAN-290140R

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Estimated Ship Date: May 18, 2026 if ordered today

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Crankshafts, CRANKSHAFT-3.622 CCW 24T RELUC

Part Number: MAN-190724B

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Estimated Ship Date: May 15, 2026 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.050 in. Stroke, Mopar Hemi V8 Modular, Each

Part Number: MAN-191832

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Estimated Ship Date: May 15, 2026 if ordered today

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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: May 15, 2026 if ordered today

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CRANKSHAFT-CHEVY LT1 4.000

Part Number: MAN-194258

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Crankshaft, Chevy big block, forged, 4.375 stroke, w/ center counterweights

Part Number: MAN-190320

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Estimated Ship Date: May 15, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340, 3.750 in. Stroke, 2.45 Mains, Chevy, 5.7, 6.6L, Each

Part Number: MAN-190150

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Estimated Ship Date: May 15, 2026 if ordered today

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CRANK-4340 4.000 STROKE

Part Number: MAN-192124

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CRANK-4340 FORGE 3.800 STROKE

Part Number: MAN-190370

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Crankshafts, SBC 4340 Forged Lightweight Crankshaft. 3.480" stroke, 48-50 lb. total weight, 2.100" rod journal, two piece rear main seal

Part Number: MAN-190310NB

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KIT-LS 402 4.000/4.005 18cc DI

Part Number: MAN-28402R

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Estimated Ship Date: Apr 27, 2026 if ordered today

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ROTATING ASSEMBLY KIT-BBC 516 4.000/4.530 2cc DO

Part Number: MAN-29516RHX

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Estimated Ship Date: May 15, 2026 if ordered today

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KIT-BBC 516 4.000/4.530 2cc DO

Part Number: MAN-29516

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ROTATING ASSEMBLY KIT-BBC 516 4.000/4.530 2cc DO

Part Number: MAN-29516R

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Estimated Ship Date: May 15, 2026 if ordered today

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ROTATING ASSEMBLY KIT-BBC 516 4.000/4.530 2cc DO

Part Number: MAN-29516RH

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Estimated Ship Date: May 15, 2026 if ordered today

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KIT-SBC 383 3.750/4.040

Part Number: MAN-290940

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Crankshafts, CRANKSHAFT-4.000 CCW 24T RELUC

Part Number: MAN-190824B

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Estimated Ship Date: May 15, 2026 if ordered today

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CRANKSHAFT-FORD 351C 3.850

Part Number: MAN-190330

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Estimated Ship Date: May 15, 2026 if ordered today

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