Engine Crankshafts

Crankshaft, Compstar 4340 Forged, 3.750 Stroke, 8-bolt Flange, Internal Balanced, Includes 58-tooth GM Reluctor, Each

Part Number: CPI-5UJ31Q-CS

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Estimated Ship Date: Jan 21, 2026 if ordered today

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LT LONG SNOUT ULTRA BOOST CRANK 4.000 2.559 2.100

Part Number: CPI-5UO-31-UB

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Estimated Ship Date: Jan 21, 2026 if ordered today

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CALLIES BBF MAGNUM BILLET 4.150/3.000/2.200

Part Number: CPI-9G2-H2-MB

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Estimated Ship Date: Jan 21, 2026 if ordered today

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CALLIES BBF MAGNUM BILLET 2.200

Part Number: CPI-9G4-H2-MB

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Estimated Ship Date: Jan 21, 2026 if ordered today

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FORD BB MAGNUM BILLET 4.750

Part Number: CPI-9GS-H2-MB

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Estimated Ship Date: Jan 21, 2026 if ordered today

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FORD BB ULTRA BOOST BILLET 4.750 / 460 / 2.200

Part Number: CPI-9GS-H2-UB

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.000 in. Stroke, 6.000 in. Rods, 2.100 Pin, 350 Main, Big Block Post, Chevy, Small Block, Each

Part Number: CPI-SMO11A-MG

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Estimated Ship Date: Dec 22, 2025 if ordered today

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CALLIES LS ULTRA BOOST 4.250 / 2.559 / 2.100

Part Number: CPI-APP-31-UB

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Estimated Ship Date: Dec 22, 2025 if ordered today

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ULTRA BILLET CRANK 4.5SB 3.875 400 1.888

Part Number: CPI-S4M-29-UD

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Estimated Ship Date: Dec 22, 2025 if ordered today

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CALLIES ULTRA BILLET CRANK 4.500/2.559./2.100

Part Number: CPI-APQ-31-UB

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Estimated Ship Date: Dec 22, 2025 if ordered today

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BTR CRANKSHAFT KEY FOR BTR LS CRANKSHAFTS

Part Number: BTC-BTR-CK2720

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Estimated Ship Date: Nov 11, 2025 if ordered today

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CRANKSHAFT-4340 BBC 454 4.625

Part Number: MAN-190400

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Estimated Ship Date: Dec 10, 2025 if ordered today

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Crankshaft Keys, Chevy Long

Part Number: AAF-ALL87032

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Powersports Crankshaft, Hot Rod Crank Polaris Scramble Sportsman 850

Part Number: HRI-4430

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Estimated Ship Date: Nov 11, 2025 if ordered today

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CRANKSHAFT Polaris

Part Number: HRI-4430-1

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Estimated Ship Date: Nov 11, 2025 if ordered today

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CRANKSHAFT Polaris

Part Number: HRI-4438

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Estimated Ship Date: Nov 11, 2025 if ordered today

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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-190024

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 12, 2025 if ordered today

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Crankshafts, Mitsu 4G63/4G64 7 Bolt 4340 Billet Super Lightweight Crankshaft. 100mm stroke, 29.5 lb. total wt., nitrided, diagonal oiling.

Part Number: MAN-190120BSLW

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Estimated Ship Date: Dec 12, 2025 if ordered today

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CRANK-4340 BILLET 94mm STROKE

Part Number: MAN-190230B

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Estimated Ship Date: Dec 12, 2025 if ordered today

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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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Estimated Ship Date: Dec 12, 2025 if ordered today

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Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 3.580 in. Stroke, Dodge, Plymouth, 340, Each

Part Number: SCA-434010

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Estimated Ship Date: Jan 5, 2026 if ordered today

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340 CHRYSLER, PROCOMP LIGHTWEIGHT CHRYSLER

Part Number: SCA-434010-2

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Estimated Ship Date: Jan 5, 2026 if ordered today

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340 CHRYSLER, SUPERLIGHT CHRYSLER

Part Number: SCA-434010-3

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Estimated Ship Date: Jan 5, 2026 if ordered today

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340 CHRYSLER, PROCOMP LIGHTWEIGHT CHRYSLER

Part Number: SCA-434020-2

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Estimated Ship Date: Jan 5, 2026 if ordered today

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340 CHRYSLER, SUPERLIGHT CHRYSLER

Part Number: SCA-434020-3

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Estimated Ship Date: Jan 5, 2026 if ordered today

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