1966 Crankshafts Engines & Components - Free Shipping on Orders Over $109 at Summit Racing

Callies Magnum Crankshafts SAK-21A-MG

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.800 in. Stroke, 5.850 in. Rods, 2.100 Pin, 400 Main, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAK21A-MG

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Callies Magnum Crankshafts BBM-42B-MG

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.875 in. Stroke, 6.385 in. Rod, 2.200 Pin, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BBM42B-MG

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Callies Magnum Crankshafts BBP-43B-MG

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.250 in. Stroke, 6.385 in. Rod, 2.100 Pin, Internal Balance, Chevy, Big Block, Each

Part Number: CPI-BBP43B-MG

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Estimated Ship Date: Dec 22, 2025 if ordered today

Crower Enduro Crankshafts E95132X4

Crankshaft, Forged 4340 Steel, 3.760 in. Stroke, External Engine Balance, Chevy, 396, 402, 427, Each

Part Number: CRO-E95132X4

Not Yet Reviewed

Estimated Ship Date: Jan 27, 2026 if ordered today

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Estimated Ship Date: Jan 27, 2026 if ordered today

Call to Order

Mopar Performance Cast Crankshafts P5007257

Crankshaft, Internal/External Balance, Cast Iron, 3.58 in. Stroke, Chrysler, 318, 340, Each

Part Number: DCC-P5007257

Not Yet Reviewed

Estimated Ship Date: Nov 7, 2025 if ordered today

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Estimated Ship Date: Nov 7, 2025 if ordered today

Callies Magnum Crankshafts EFO-71V-MG

Crankshaft, Magnum, 1-Piece Seal, Forged 4340 Steel, 4.000 in. Stroke, 6.200 in. Rod, Internal Balance, Ford, Small Block, Each

Part Number: CPI-EFO71V-MG

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Callies Magnum Crankshafts UJW-04V-MG

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.400 in. Stroke, 5.400 in. Rod, 2.000 Pin, Internal Balance, Ford, Small Block, Each

Part Number: CPI-UJW04V-MG

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Callies Ultra Billet Crankshafts FN2-UY2-TF

Crankshaft, Ultra Billet, 1-Piece Seal, EN30B Steel, 4.150 in. Stroke, 7.100 in. Rod, 2.374 Pin, Internal Balance, Mopar, Big Block, Each

Part Number: CPI-FN2-UY2-TF

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Brodix Cylinder Heads Crankshafts BR C45442506385

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, Chevrolet, Big Block, Each

Part Number: BRO-S0012

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

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Estimated Ship Date: Nov 12, 2025 if ordered today

Brodix Cylinder Heads Crankshafts BR C45442506385B

Crankshaft, 2-Piece Seal, Internal Balance, Billet Steel, 4.250 in. Stroke, Chevrolet, Big Block, Each

Part Number: BRO-S0013

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

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Estimated Ship Date: Nov 12, 2025 if ordered today

Brodix Cylinder Heads Crankshafts BR C45443756385

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.375 in. Stroke, Chevrolet, Big Block, Each

Part Number: BRO-S0014

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

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Estimated Ship Date: Nov 12, 2025 if ordered today

Brodix Cylinder Heads Crankshafts BR C45443756385B

Crankshaft, 2-Piece Seal, Internal Balance, Billet Steel, 4.375 in. Stroke, Chevrolet, Big Block, Each

Part Number: BRO-S0015

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

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Estimated Ship Date: Nov 12, 2025 if ordered today

Brodix Cylinder Heads Crankshafts BR C45445006385

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.500 in. Stroke, Chevrolet, Big Block, Each

Part Number: BRO-S0016

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

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Estimated Ship Date: Nov 12, 2025 if ordered today

Eagle Forged 4340 Steel Crankshafts 434040006123

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.00 in. Stroke, Chrysler, 273, 318, 340, Each

Part Number: ESP-434040006123

Not Yet Reviewed

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Callies Magnum Crankshafts SAK-11A-MG

Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.800 in. Stroke, 5.850 in. Rods, 2.100 Pin, Internal Balance, Chevy, Small Block, Each

Part Number: CPI-SAK11A-MG

Not Yet Reviewed