Engine Crankshafts

Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, 1.888 in. Pin, Chevy, 350

Part Number: CPI-SAF193-CC

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, 2.000 in. Pin, Chevy, 350

Part Number: CPI-SAJ143-CC

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Estimated Ship Date: Jul 22, 2026 if ordered today

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Crankshaft Key, 5.750 in. Long, 1/8 in. Wide, 1/8 in. Tall, Steel, Each

Part Number: ATI-916327

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Crankshaft, Forged 4340 Steel, 4.000 in. Stroke, Internal Balance, 8 Bolt, 58-tooth GM Reluctor, Dry Sump Post, Standard Snout, Chevy, Gen V, Each

Part Number: CPI-5UO-31V-AS

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.750 in. Stroke, 2.200 in. Pin, Chevy, 454

Part Number: CPI-BBS42B-MG

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Crankshaft, Magnum, 2-piece Rear Main Seal Style, Internal Engine Balance, Forged 4340 Steel, 4.500 in. Stroke, Standard Snout, Chevrolet, 7.4L, Each

Part Number: CPI-BBQ42B-MG

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 3.500 in. Stroke, Chevy, 350, 2.000 Pin, Each

Part Number: CPI-SAG143-CM

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Estimated Ship Date: Jul 22, 2026 if ordered today

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Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.625 in. Stroke, 2.200 in. Pin, Chevrolet, Each

Part Number: CPI-BBR425-CS

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Estimated Ship Date: Jul 22, 2026 if ordered today

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Crankshaft, Forged 4340 Steel, 4.125 in. Stroke, Internal Balance, 6 Bolt, 58-tooth GM Reluctor, Standard Snout, Chevy, Small Block, LS, Each

Part Number: CPI-APU-31V-AS

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, 2.000 in. Pin, Chevy, 350

Part Number: CPI-SAF143-CM

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Estimated Ship Date: Jul 22, 2026 if ordered today

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Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, 2.200 in. Pin, Chevy, 454

Part Number: CPI-BBO425-CS

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Estimated Ship Date: Jul 22, 2026 if ordered today

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Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 3.760 in. Stroke, 2.200 Pin, Mopar, Each

Part Number: CPI-GE3-65L-CS

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Estimated Ship Date: Jul 22, 2026 if ordered today

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Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, 2.100 in. Pin, Chevy, 350

Part Number: CPI-SAJ113-CC

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Estimated Ship Date: Jul 22, 2026 if ordered today

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Crankshaft, Forged 4340 Steel, 4.250 in. Stroke, Internal Balance, 6 Bolt, 58-tooth GM Reluctor, Standard Snout, Chevy, Small Block, LS, Each

Part Number: CPI-APP-31V-AS

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Estimated Ship Date: Jul 22, 2026 if ordered today

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Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, 2.000 in. Pin, Chevy, 350

Part Number: CPI-SAG143-CC

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Estimated Ship Date: Jul 22, 2026 if ordered today

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Crankshaft, Compstar, 1-Piece Seal, Forged 4340 Steel, 3.80 in. Stroke, 6.125 in. Rod, 2.100 Pin, Internal Balance, 8 CTWT, Mopar, Hemi, Gen III, Each

Part Number: CPI-YYK-E1Q-CS

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Estimated Ship Date: Jul 22, 2026 if ordered today

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Crankshaft, Compstar, Sport Series, Knife Edged, Billet 4340 Steel, 3.937 in. / 100 mm Stroke, Mitsubishi, 4G63, 7 Bolt, Each

Part Number: CPI-S23007

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Estimated Ship Date: Jul 22, 2026 if ordered today

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Crankshaft, Ultra Billet, 4330V Steel, 3.874 in. / 98.4 mm Stroke, 2.200 Rod Journal,Internal Balance, Nissan, GT-R, Each

Part Number: CPI-VI50NI-UL

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Estimated Ship Date: Jul 22, 2026 if ordered today

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Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.250 in. Stroke, 6.250 in. Rods, 2.100 Pin, 400 Main, Big Block Post, Chevy, Small Block, Each

Part Number: CPI-SMP21A-MG

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Estimated Ship Date: Jul 22, 2026 if ordered today

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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: Monday 4/27/2026 if shipped by air

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COMPSTAR MODERN HEMI CRANK 4.000 2.559 2.100

Part Number: CPI-YYOE18-CS

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Estimated Ship Date: Jul 22, 2026 if ordered today

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COMPSTAR LS CRANK 4.100/2.559/2.100

Part Number: CPI-AP-31Q-CS

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Estimated Ship Date: Jul 22, 2026 if ordered today

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COMSTAR HEMI 8 CTWT CRANK 4.000/2.559/2.100

Part Number: CPI-YYO-E1Q-CS

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Estimated Ship Date: Jul 22, 2026 if ordered today

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COMPSTAR 2JZ HONDA JOURNAL CRANK 90mm

Part Number: CPI-S27008

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Estimated Ship Date: Jul 22, 2026 if ordered today

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Crankshaft, Compstar, Sport Series, Billet 4340 Steel, 3.573 in. / 90.77 mm Stroke, for use on Honda®, K Series, Each

Part Number: CPI-S22003

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Estimated Ship Date: Jul 22, 2026 if ordered today

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