CNC-Motorsports Chevy 377 short blocks have quickly raised the bar to a new level in offering high quality performance short blocks at an affordable price. CNC dart short blocks have become a huge hit among racers and performance enthusiast all over the world. We have the ability to custom build you just about any combination the way you want it. All our short blocks are 100% machined, CNC Machined and blue-printed to our race wining specs. We will never cut corners just to lessen the price. Please contact us if you’re looking for something not listed and we will be more than happy to give you a quote..
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CNC-9604-E PART NUMBER
CNC Competition SB Chevy 377 Dart Short Block, Eagle Crank, SRP 10.7:1 Pistons$5,999.95
SB Chevy 377, Dart Block, Eagle 4340 Forged Steel 3.480 Crankshaft, Eagle 6.0 H Beam Rods, SRP Professional 10.7:1 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-9605-E PART NUMBER
CNC Competition SB Chevy 377 Dart Short Block, Eagle Crank, SRP 10.7:1 Pistons$5,999.95
SB Chevy 377, Dart Block, Eagle 4340 Forged Steel 3.480 Crankshaft, Eagle 6.0 H Beam Rods, SRP 10.7:1 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-9606-E PART NUMBER
CNC Competition SB Chevy 377 Dart Short Block, Eagle Crank, SRP 13.0:1 Pistons$5,999.95
SB Chevy 377, Dart Block, Eagle 4340 Forged Steel 3.480 Crankshaft, Eagle 6.0 H Beam Rods, SRP 13.0:1 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-96007-E PART NUMBER
CNC Competition SB Chevy 377 Dart Short Block, Eagle Crank, SRP 8.8:1 Pistons$6,099.95
SB Chevy 377, Dart Block, Eagle 4340 Forged Steel 3.480 Crankshaft, Eagle 6.0 H Beam Rods, SRP 8.8:1 Dish 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-9615-S PART NUMBER
CNC Competition SB Chevy 377 Dart Short Block, Scat Crank, Icon 9.8:1 Pistons$6,150.95
SB Chevy 377, Dart Block, Scat 4340 Forged Steel 3.480 Crankshaft, Scat 6.0 H Beam Rods, Icon Pistons -15.2cc Dish Pistons, Internal Balanced, Short Block
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-9614-S PART NUMBER
CNC Competition SB Chevy 377 Dart Short Block, Scat Crank, Diamond 13.0:1 Nitrous Pistons$6,950.95
SB Chevy 377, Dart Block, Scat 4340 Forged Steel 3.480 Crankshaft, Scat 6.0 H Beam Rods, Diamond 13.0:1 Nitrous 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-9613-S PART NUMBER
CNC Competition SB Chevy 377 Dart Short Block, Scat Crank, Diamond 13.2:1 Pistons$6,550.95
SB Chevy 377, Dart Block, Scat 4340 Forged Steel 3.480 Crankshaft, Scat 6.0 H Beam Rods, Diamond 13.2:1 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-9612-S PART NUMBER
CNC Competition SB Chevy 377 Dart Short Block, Scat Crank, Diamond 10.4:1 Pistons$6,399.95
SB Chevy 377, Dart Block, Scat 4340 Forged Steel 3.480 Crankshaft, Scat 6.0 H Beam Rods, Diamond 10.4:1 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-9611-S PART NUMBER
CNC Competition SB Chevy 377 Dart Short Block, Scat Crank, JE 13.6:1 18 Degree Pistons$6,499.95
SB Chevy 377, Dart Block, Scat 4340 Forged Steel 3.480 Crankshaft, Scat 6.0 H Beam Rods, JE 13.6:1 Dome Pistons for 18 Degree Heads 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-9610-S PART NUMBER
CNC Competition SB Chevy 377 Dart Short Block, Scat Crank, JE 13.7:1 Pistons$6,399.95
SB Chevy 377, Dart Block, Scat 4340 Forged Steel 3.480 Crankshaft, Scat 6.0 H Beam Rods, JE 13.7:1 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.