Availability
Crankshaft, Forged 4340 Steel, 4.000 in. Stroke, Internal Balance, 6 Bolt, 58-tooth GM Reluctor, Standard Snout, Chevy, Small Block, LS, Each
Part Number: CPI-APO-31V-AS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, Forged 4340 Steel, 4.000 in. Stroke, Internal Balance, 6 Bolt, 58-tooth GM Reluctor, Long Snout, Chevy, Small Block, LS7, Each
Part Number: CPI-AWO-31V-AS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshafts, Magnum, 4340 Steel, 4.00 in. Stroke, Internal Balance, 58X Reluctor, 1-Piece Main, 2.10 in. Diameter Journal, Lightened, Chevy, LS, Each
Part Number: CPI-APO31V-MG
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, Forged 4340 Steel, 3.625 in. Stroke, Internal Balance, 6 Bolt, 58-tooth GM Reluctor, Standard Snout, Chevy, Small Block, LS, Each
Part Number: CPI-APH-31V-AS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 400, 2.100 Pin, Each
Part Number: CPI-SAO21A-MG
Not Yet Reviewed
Estimated Ship Date: Oct 13, 2025 if ordered today
Estimated Ship Date: Oct 13, 2025 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Oct 13, 2025 if ordered today
Estimated Ship Date: Oct 13, 2025 if ordered today
Crankshaft, Forged 4340 Steel, 4.000 in. Stroke, Internal Balance, 8 Bolt, 58-tooth GM Reluctor, Wet Sump Post, Standard Snout, Chevy, Gen V, Each
Part Number: CPI-5TO-31V-AS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.500 in. Stroke, 6.385 in. Rod, 2.200 Pin, Internal Balance, Chevy, Big Block, Each
Part Number: CPI-BBG42B-MG
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engines, Bare Blocks, Gen III Hemi, Cast Iron, OEM Style, Standard Deck, 4.10 in. Bore, with Studs, Line Honed Main Caps, Dodge, RAM, 6.4L, Each
Part Number: CPI-S0034
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engines, Bare Blocks, Hellcat, Gen III Hemi, Cast Iron, OEM Style, Standard Deck, 4.10 in. Bore, with OptiTorque Stud Kit, Dodge, 6.2L, Each
Part Number: CPI-S0035
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engines, Bare Blocks, Hellcat, Gen III Hemi, Cast Iron, OEM Style, Standard Deck, 4.10 in. Bore, with Energy Billet Main Caps, Dodge, 6.2L, Each
Part Number: CPI-S0036
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engines, Bare Blocks, Hellcat, Gen III Hemi, Cast Iron, OEM Style, Standard Deck, 4.10 in. Bore, with Studs, Line Honed Main Caps, Dodge, 6.2L, Each
Part Number: CPI-S0037
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
CALLIES MAGNUM LS SB CRANK 4.100/2.559/2.100
Part Number: CPI-AP-31V-MG
Not Yet Reviewed
Estimated Ship Date: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
CALLIES ULTRA DIRT BILLET 3.765 / 350 / 2.000
Part Number: CPI-SA8014-UD
Not Yet Reviewed
Estimated Ship Date: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
CALLIES LS1 ULTRA BOOST CRANK 4.000/2.750/2.100
Part Number: CPI-APO-71-UB
Not Yet Reviewed
Estimated Ship Date: Oct 13, 2025 if ordered today
Estimated Ship Date: Oct 13, 2025 if ordered today
ULTRA BOOST SB CRANK 3.625 400 2.100
Part Number: CPI-SAH-21-UB
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
MAGNUM 8CTWT LS CRANK 4.000 2.5585 2.1000
Part Number: CPI-AWO-31V-MG
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
BIG BLOCK CALLIES CRANK 3.625/2.750/2.000 BIG BLOCK CHEVY WIDTH
Part Number: CPI-BBH-4FB-MG
Not Yet Reviewed
Estimated Ship Date: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
CALLIES SBC 2 PC SEAL, BB SNOUT, FORGED ULTRA DIRT CRANK 4.000/400/2.000
Part Number: CPI-SMO-24A-UD
Not Yet Reviewed
Estimated Ship Date: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
CALLIES SB ULTRA DIRT CRANK 3.875/2.448/2.000
Part Number: CPI-SMM-14-UD
Not Yet Reviewed
Estimated Ship Date: Oct 13, 2025 if ordered today
Estimated Ship Date: Oct 13, 2025 if ordered today
Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.875 in. Stroke, 6.000 in. Rods, 2.000 Pin, Big Block Post, Chevy, Small Block, Each
Part Number: CPI-SMM14A-MG
Not Yet Reviewed
Estimated Ship Date: Oct 13, 2025 if ordered today
Estimated Ship Date: Oct 13, 2025 if ordered today
CALLIES SB ULTRA DIRT CRANK 4.000/2.448/2.00
Part Number: CPI-SMO-14-UD
Not Yet Reviewed
Estimated Ship Date: Oct 13, 2025 if ordered today
Estimated Ship Date: Oct 13, 2025 if ordered today
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