CNC-Motorsports offers the best selection in BBC 427 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.
Shop By
-
CNC-9706-E PART NUMBER
CNC Competition BB Chevy 427 Dart Short Block, Eagle Crank, JE 12.8:1 Pistons$8,075.95
BB Chevy 427, Dart Block, Eagle 4340 Forged Steel 3.766 Crankshaft, Eagle 6.135 H Beam Rods, JE 12.8:1 Dome Pistons, Open Chamber Design
Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT 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. -
CNC-9707-E PART NUMBER
CNC Competition BB Chevy 427/479 Dart Short Block, Eagle Crank, JE 8.4:1 Pistons$8,024.95
BB Chevy 427/479, Dart Block, Eagle 4340 Forged Steel 3.766 Crankshaft, Eagle 6.385 H Beam Rods, JE 8.4:1 Flat Top Pistons
Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT 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. -
CNC-9708-E PART NUMBER
CNC Competition BB Chevy 427/479 Dart Short Block, Eagle Crank, JE 11.5:1 Pistons$8,075.95
BB Chevy 427/479, Dart Block, Eagle 4340 Forged Steel 3.766 Crankshaft, Eagle 6.385 H Beam Rods, JE 11.5:1 Dome Pistons
Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT 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. -
CNC-9709-E PART NUMBER
CNC Competition BB Chevy 427/501 Dart Short Block, Eagle Crank, JE 12.0:1 Pistons$8,075.95
BB Chevy 427/501, Dart Block, Eagle 4340 Forged Steel 3.766 Crankshaft, Eagle 6.385 H Beam Rods, JE 12.0:1 Dome Pistons
Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT 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. -
CNC-9709-S PART NUMBER
CNC Competition BB Chevy 427/501 Dart Short Block, Scat Crank, JE 12.0:1 Pistons$8,224.95
BB Chevy 427/501, Dart Block, Scat 4340 Forged Steel 3.766 Crankshaft, Scat 6.385 H Beam Rods, JE 12.0:1 Dome Pistons
Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT 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. -
CNC-9708-S PART NUMBER
CNC Competition BB Chevy 427/479 Dart Short Block, Scat Crank, JE 11.5:1 Pistons$8,224.95
BB Chevy 427/479, Dart Block, Scat 4340 Forged Steel 3.766 Crankshaft, Scat 6.385 H Beam Rods, JE 11.5:1 Dome Pistons
Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT 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. -
CNC-9707-S PART NUMBER
CNC Competition BB Chevy 427/479 Dart Short Block, Scat Crank, JE 8.4:1 Pistons$8,224.95
BB Chevy 427/479, Dart Block, Scat 4340 Forged Steel 3.766 Crankshaft, Scat 6.385 H Beam Rods, JE 8.4:1 Flat Top Pistons
Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT 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. -
CNC-9706-S PART NUMBER
CNC Competition BB Chevy 427 Dart Short Block, Scat Crank, JE 12.8:1 Pistons$8,224.95
BB Chevy 427, Dart Block, Scat 4340 Forged Steel 3.766 Crankshaft, Scat 6.135 H Beam Rods, JE 12.8:1 Dome Pistons, Open Chamber Design
Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT 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. -
CNC-9705-S PART NUMBER
CNC Competition BB Chevy 427 Dart Short Block, Scat Crank, Icon 11.1:1 Pistons$7,875.95
BB Chevy 427, Dart Block, Scat 4340 Forged Steel 3.766 Crankshaft, Scat 6.135 H Beam Rods, Icon FHR 11.1:1 Dome Pistons, Open Chamber Design
Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT 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. -
CNC-9704-S PART NUMBER
CNC Competition BB Chevy 427 Dart Short Block, Scat Crank, Icon 11.3:1 Pistons$7,875.95
BB Chevy 427, Dart Block, Scat 4340 Forged Steel 3.766 Crankshaft, Scat 6.135 H Beam Rods, Icon FHR 11.3:1 Forged Pistons, Closed Chamber Design
Learn More3% CREDIT PAYMENT FEEAn additional 3% fee will be charged for applicable engines purchased via credit card, PayPal or affirm.FREIGHT 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.