Availability
Bare Blocks, Mopar Gen II Hemi Engine Block, Cast Iron, Aftermarket, Standard Deck, 4.245 in. Cylinder Bore, Chrysler, Dodge, Plymouth, 426 Hemi, Each
Part Number: CPI-P5160210AA
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Bare Blocks, Cast Iron, OEM Style, Standard 10.725 in. Deck, 4.310 in Pre Finished Bore, Main Caps, Main Bearings, Mopar, Each
Part Number: CPI-P5160212AA
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Bare Blocks, Cast Iron, OEM Style, Standard 10.725 in. Deck, 4.495 in Pre Finished Bore, Main Caps, Main Bearings, Mopar, Each
Part Number: CPI-P5160213AA
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Engine Block, Aluminum, Billet Steel Main Caps, 4.125 Bore, 9.25 in. Deck Height, Drag Pak, Mopar, Each
Part Number: CPI-P5160272AA
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Bare Blocks, Cast Iron, OEM Style, Standard 10.725 in. Deck, 4.495 in Pre Finished Bore, Main Caps, Main Bearings, Mopar, Each
Part Number: CPI-P5160208AA
Not Yet Reviewed
Engine Block, Aluminum, Billet Steel Main Caps, 4.125 Bore, 9.25 in. Deck Height, Hellephant, Mopar, Each
Part Number: CPI-P5160271AA
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
CRANK
Part Number: CPI-EFO71B-UL
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
ULTRA BOOST LS CRANK 4.375 2.750 2.100
Part Number: CPI-APB-71-UB
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
CALLIES LS1 ULTRA BOOST CRANK 3.500 STROKE 2.559 2.100
Part Number: CPI-APG-31-UB
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
CALLIES ULTRA BOOST LS CRANK 3.625 STROKE 2.100 JOURNAL LS MAIN
Part Number: CPI-APH-31-UB
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
ULTRA BOOST CRANK 3.750 2.559 2.100
Part Number: CPI-APJ-31-UB
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
CALLIES LS1 ULTRA BILLET CRANK 3.750/2.750/2.448
Part Number: CPI-APJ-71-UB
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
CALLIES LS1 ULTRA BILLET CRANK 4.000 STROKE
Part Number: CPI-APO-31-UB
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
CALLIES LS1 ULTRA BILLET CRANK 4.000 STROKE
Part Number: CPI-APO-34-UB
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 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: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
CALLIES LS ULTRA BOOST 4.250 / 2.559 / 2.100
Part Number: CPI-APP-31-UB
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
CALLIES LS ULTRA BOOST 4.250 / 2.559 / 2.000
Part Number: CPI-APP-34-UB
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
CALLIES LS ULTRA DIRT CRANK 4.250/2.559/2.000 x 1.825 WIDE
Part Number: CPI-APP-3P-UD
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
LS ULTRA BOOST 4.250 / 351C / 2.100
Part Number: CPI-APP-71-UB
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
CALLIES LS ULTRA BOOST 4.250 / 2.750 / 2.000
Part Number: CPI-APP-74-UB
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
4.250 STROKE LS CRANK 351C MAIN, BBC 2.200 ROD JOURNAL ULTRA BOOST
Part Number: CPI-APP-7X-UB
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
CALLIES ULTRA BILLET CRANK 4.500/2.559./2.100
Part Number: CPI-APQ-31-UB
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
ULTRA BOOST LS 4.625/2.750/2.100
Part Number: CPI-APR-71-UB
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
CALLIES ULTRA BILLET CRANK 4.750/2.559./2.200
Part Number: CPI-APS-7X-UB
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
ULTRA BOOST LS CRANK 4.125 2.559 2.100
Part Number: CPI-APU-31-UB
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster