Availability
Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.625 in. Stroke, 6.700 in Rod, 2.200 Pin, Internal Balance, Mopar, Big Block, Each
Part Number: CPI-GER-62J-MP
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
LS ULTRA BOOST 4" / 351C / 2.100
Part Number: CPI-AWO-71-UB
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
CALLIES LS1 ULTRA BILLET CRANK 4.250 STROKE
Part Number: CPI-AWP-31-UB
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
CALLIES ULTRA BOOST CRANK 6.250/2.747/2.197 5.300 S/B
Part Number: CPI-B524PR-UB
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 3.500 in. Stroke, Chevy, 350, 2.000 Pin, Each
Part Number: CPI-SAG143-CM
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
CALLIES FORGED ULTRA DIRT SB CRANK 3.750 / 350 / 2.000
Part Number: CPI-SAJ-14A-UD
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.875 in. Stroke, 2.100 in. Pin, Chevy, 400
Part Number: CPI-SAM21A-MG
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
MAGNUM BB LIGHTWEIGHT CRANK 4.750 2.750 2.200
Part Number: CPI-BBS-42B-UD
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
CALLIES GEN 3 HEMI BILLET ULTRA BOOST 4.400 / 2.559 / 2.100
Part Number: CPI-YY59E1-UB
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Crankshaft, Compstar, 1-Piece Seal, Forged 4340 Steel, 3.800 in. Stroke, 6.125 in. Rod, 2.100 Pin, Internal Balance, Mopar, Hemi, Gen III, Each
Part Number: CPI-YYKE18-CS
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Crankshaft, One-piece Seal, Internal Balance, Cast Iron, Chevy, GMC, 5.3L, Each
Part Number: NAL-12685650
Not Yet Reviewed
Estimated Ship Date: Jan 28, 2026 if ordered today
Estimated Ship Date: Jan 28, 2026 if ordered today
CALLIES NOONAN 4.900 BORE SPACING ULTRA BOOST 4.125 / 2.747 / 2.374
Part Number: CPI-F1U-P7-UB
Not Yet Reviewed
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Forged 4340 Standard Weight
Part Number: SCA-43013
Not Yet Reviewed
Estimated Ship Date: Dec 9, 2025 if ordered today
Estimated Ship Date: Dec 9, 2025 if ordered today
CALLIES BBF MAGNUM BILLET 4.150/3.000/2.200
Part Number: CPI-9G2-H2-MB
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
FORD BB ULTRA BOOST BILLET 4.750 / 460 / 2.200
Part Number: CPI-9GS-H2-UB
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
COMPSTAR LS CRANK 4.100/2.559/2.100
Part Number: CPI-AP-31Q-CS
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
CALLIES LS1 ULTRA DIRT BILLET CRANK 3.838 / 2.559 / 2.100
Part Number: CPI-AP3D31-UD
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
CALLIES Ultra Dirt 3.750 LS 2.000
Part Number: CPI-APJ-34-UD
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
CALLIES LS1 ULTRA BILLET CRANK 4.000 STROKE
Part Number: CPI-APO-31-UB
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 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: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
MAGNUM BB CRANK 4.875 2.750 2.200
Part Number: CPI-BBI-42B-MG
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
CALLIES BBC ULTRA BOOST CRANK 4.875/ 2.750/ 2.200
Part Number: CPI-BBI-PR-UB
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
COMPSTAR BB CRANK 4.250/2.750/2.200
Part Number: CPI-BBP-42C-CS
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
ULTRA BOOST CRANK 4.500 / 2.747 / 2.197
Part Number: CPI-BBQ-PR-UB
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
MAGNUM BB CRANK 4.750 2.750 2.100
Part Number: CPI-BBS-43B-MG
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
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