Availability
Crankshafts
MAGNUM BB CRANK 4.250 409 MAIN 2.100
Part Number: CPI-BBP-83B-MG
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
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: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 4.625 in. Stroke, Chevy, 454, 2.200 Pin, Each
Part Number: CPI-BBR42B-MG
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
MAGNUM BB CRANK 4.750 2.750 2.100
Part Number: CPI-BBS-43B-MG
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
MAGNUM BB CRANK 4.750 2.750 2.000
Part Number: CPI-BBS-4FB-MG
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
MAGNUM BB CRANK 3.550 2.750 2.200
Part Number: CPI-BBT-42B-MG
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
MAGNUM BB CRANK 3.550 2.750 2.100
Part Number: CPI-BBT-43B-MG
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
MAGNUM BB CRANK 4.125 2.750 HEMI PIN
Part Number: CPI-BBU-45B-MG
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
MAGNUM BB CRANK 5.000 2.750 2.200
Part Number: CPI-BBV-PRB-MG
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
MAGNUM ULTRA DIRT BB CRANK 3.570 STROKE 2.497 1.850 x 1.900 WIDE ROD JOURNALS
Part Number: CPI-BC208E-UD
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
CALLIES BBC CRANK 3.650/2.100 2 PIECE SEAL
Part Number: CPI-BB4243B-MG
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
CALLIES BBC CRANK 3.650/2.750/2.000 BBC width
Part Number: CPI-BB424FB-MG
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
MAGNUM BB CRANK 5.625 2.750 2.200
Part Number: CPI-BB4APRB-MG
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
MAGNUM CRANK 5.300 2.750 2.100
Part Number: CPI-BB5-43B-MG
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
MAGNUM BB CRANK 3.850/2.750/2.200
Part Number: CPI-BB5342B-MG
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.750 in. Stroke, 6.385 in. Rod, 2.100 Pin, Internal Balance, Chevy, Big Block, Each
Part Number: CPI-BBJ43B-MG
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
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: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 454, 2.200 Pin, Each
Part Number: CPI-BBO42B-MG
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
MAGNUM BB CRANK 4.250 2.750 2.000
Part Number: CPI-BBP-4FB-MG
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
CALLIES ULTRA BOOST BILLET BB CRANK 4.250 / 2.747 / 2.100 PRO-MOD SIZES
Part Number: CPI-BBP-P3-UB
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
ULTRA BOOST CRANK 4.250 / 2.750 / 2.200 PRO-MOD SIZES
Part Number: CPI-BBP-PR-UB
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
MAGNUM CRANK 4.500 2.750 2.100
Part Number: CPI-BBQ-41B-MG
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
BB DIRT CRANK 4.625 2.750 2.200
Part Number: CPI-BBR-42B-UD
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
MAGNUM BB CRANK 4.625 2.750 2.100
Part Number: CPI-BBR-43B-MG
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
BB DIRT CRANK 4.625 2.750 2.100
Part Number: CPI-BBR-43B-UD
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
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