CNC-Motorsports offers the best selection in BBC 496-505 short blocks. Our short blocks are in high demand among racers of all types worldwide. We use the best name brands such as Dart, Callies, Lunati, CP-Carillo, Eagle, Scat, JE, Diamond, Mahle and Manley just to name a few. All our short blocks are 100% machined, CNC Machined and blue-printed to our proven race wining specs. Custom builds available upon request, call or e-mail us to get started today.
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CNC-9722-E PART NUMBERCNC Competition BB Chevy 454/496 Dart Short Block, Eagle Crank, Mahle 8.7:1 Pistons$7,149.95BB Chevy 454/496, Dart Block, Eagle 4340 Forged Steel 4.250 Crankshaft, Eagle 6.385 H Beam Rods, Mahle 8.7:1 Flat Top Pistons Learn MoreFREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount.
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CNC-9723-E PART NUMBERCNC Competition BB Chevy 454/496 Dart Short Block, Eagle Crank, Mahle 10.2:1 Pistons$7,199.95BB Chevy 454/496, Dart Block, Eagle 4340 Forged Steel 4.250 Crankshaft, Eagle 6.385 H Beam Rods, Mahle 10.2:1 Dome Pistons Learn MoreFREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount.
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CNC-9724-E PART NUMBERCNC Competition BB Chevy 454/496 Dart Short Block, Eagle Crank, Mahle 12.9:1 Pistons$7,199.95BB Chevy 454/496, Dart Block, Eagle 4340 Forged Steel 4.250 Crankshaft, Eagle 6.385 H Beam Rods, Mahle 12.9:1 Dome Pistons Learn MoreFREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount.
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CNC-9726-E PART NUMBERCNC Competition BB Chevy 454/496 Dart Short Block, Eagle Crank, Icon FHR 8.6:1 Pistons$7,099.95BB Chevy 454/496, Dart Block, Eagle 4340 Forged Steel 4.250 Crankshaft, Eagle 6.385 H Beam Rods, Icon FHR 8.6:1 Flat Top Pistons Learn MoreFREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount.
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CNC-9727-E PART NUMBERCNC Competition BB Chevy 454/496 Dart Short Block, Eagle Crank, Icon FHR 10.5:1 Pistons$7,099.95BB Chevy 454/496, Dart Block, Eagle 4340 Forged Steel 4.250 Crankshaft, Eagle 6.385 H Beam Rods, Icon FHR 10.5:1 Dome Pistons Learn MoreFREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount.
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CNC-9728-E PART NUMBERCNC Competition BB Chevy 454/496 Dart Short Block, Eagle Crank, Icon 8.6:1 Pistons$7,199.95BB Chevy 454/496, Dart Block, Eagle 4340 Forged Steel 4.250 Crankshaft, Eagle 6.385 H Beam Rods, Icon 8.6:1 Flat Top Pistons Learn MoreFREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount.
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CNC-9729-E PART NUMBERCNC Competition BB Chevy 454/496 Dart Short Block, Eagle Crank, Icon 10.2:1 Pistons$7,249.95BB Chevy 454/496, Dart Block, Eagle 4340 Forged Steel 4.250 Crankshaft, Eagle 6.385 H Beam Rods, Icon 10.2:1 Dome Pistons Learn MoreFREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount.
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CNC-9730-E PART NUMBERCNC Competition BB Chevy 454/496 Dart Short Block, Eagle Crank, Icon 13.3:1 Pistons$7,249.95BB Chevy 454/496, Dart Block, Eagle 4340 Forged Steel 4.250 Crankshaft, Eagle 6.385 H Beam Rods, Icon 13.3:1 Dome Pistons Learn MoreFREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount.
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CNC-9731-E PART NUMBERCNC Competition BB Chevy 454/496 Dart Short Block, Eagle Crank, SRP 10.2:1 Pistons$7,249.95BB Chevy 454/496, Dart Block, Eagle 4340 Forged Steel 4.250 Crankshaft, Eagle 6.385 H Beam Rods, SRP 10.2:1 Dome Pistons Learn MoreFREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount.
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CNC-9732-E PART NUMBERCNC Competition BB Chevy 454/496 Dart Short Block, Eagle Crank, SRP 12.7:1 Pistons$7,249.95BB Chevy 454/496, Dart Block, Eagle 4340 Forged Steel 4.250 Crankshaft, Eagle 6.385 H Beam Rods, SRP 12.7:1 Dome Pistons Learn MoreFREIGHT CHARGEThis part will be shipped via truck freight and additional shipping charges will apply. Multiple parts shipped via freight in an order may increase the total shipping amount.