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, 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 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered 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 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered 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, 4.000 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, 4.250 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
MAGNUM 8CTWT LS CRANK 4.000 2.5585 2.1000
Part Number: CPI-5TO-31V-MG
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
ULTRA H-BEAM ROD BBC 7.100 2.200
Part Number: CPI-U16250
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
ULTRA H-BEAM ROD BBC 7.200 2.200
Part Number: CPI-U16255
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
McLaren 5.162 I-BEAM, CA Bolts
Part Number: CPI-U16520-CA
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
COMPSTAR 2JZ HONDA JOURNAL CRANK 91MM
Part Number: CPI-S27009
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
COMPSTAR 2JZ HONDA JOURNAL CRANK 94mm
Part Number: CPI-S27010
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
CALLIES SB ULTRA DIRT 4.500 BORE SPACING 3.875/400/2.000
Part Number: CPI-S4M-24-UD
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
ULTRA BILLET CRANK 4.5SB 3.875 400 1.888
Part Number: CPI-S4M-29-UD
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
SBC 4.5 S/B, 4" / 350 / HONDA
Part Number: CPI-S4O-19-UD
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
CALLIES ULTRA BOOST CRANK 4.500" BORE SPACE 4.750/400/2.000
Part Number: CPI-S4S-24-UB
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
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