CNC-Motorsports Chevy 400 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-9343-E PART NUMBER
CNC Competition 400/406 Short Block, Eagle 3.750 Crank, 5.7 H Beam Rods, Dart SHP Block, SRP 9.7:1:1 Pistons$6,050.95
Dart SHP Block, Eagle 3.750 Forged Crankshaft, Eagle 5.7 H Beam Rods, SRP 9.7:1 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-9345-E PART NUMBER
CNC Competition 400/406 Short Block, Eagle 3.750 Crank, 5.7 H Beam Rods, Dart SHP Block, JE 8.7:1:1 Pistons$6,299.95
Dart SHP Block, Eagle 3.750 Forged Crankshaft, Eagle 5.7 H Beam Rods, JE 8.7:1 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-IC754E PART NUMBER
CNC Competition 400/406 Short Block, Eagle 3.750 Crank, 5.7 H Beam Rods, Dart SHP Block, Icon 10.5:1 Pistons$6,099.95
Dart SHP Block, Eagle 3.750 Forged Crankshaft, Eagle 5.7 H Beam Rods, Icon 10.5:1 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-9346-E PART NUMBER
CNC Competition 400/406 Short Block, Eagle 3.750 Crank, 6.0 H Beam Rods, Dart SHP Block, JE 9.1:1 Pistons$6,299.95
Dart SHP Block, Eagle 3.750 Forged Crankshaft, Eagle 6.0 H Beam Rods, JE 9.1:1 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-9347-E PART NUMBER
CNC Competition 400/406 Short Block, Eagle 3.750 Crank, 6.0 H Beam Rods, Dart SHP Block, SRP 10.2:1 Pistons$5,999.95
Dart SHP Block, Eagle 3.750 Forged Crankshaft, Eagle 6.0 H Beam Rods, SRP 10.2:1 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-9348-E PART NUMBER
CNC Competition 400/406 Short Block, Eagle 3.750 Crank, 6.0 H Beam Rods, Dart SHP Block, Diamond 8.4:1 Pistons$6,599.95
Dart SHP Block, Eagle 3.750 Forged Crankshaft, Eagle 6.0 H Beam Rods, Diamond 8.4:1 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-9349-E PART NUMBER
CNC Competition 400/406 Short Block, Eagle 3.750 Crank, 5.7 H Beam Rods, Dart SHP Block, SRP Pistons 12.9:1 Pistons$6,050.95
Dart SHP Block, Eagle 3.750 Forged Crankshaft, Eagle 5.7 H Beam Rods, SRP 12.9:1 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-9350-E PART NUMBER
CNC Competition 400/406 Dart Short Block, Eagle 3.750 Crank, Eagle 6.0 H Beam Rods, Dart SHP Engine Block, SRP 12.9:1 Pistons$6,050.95
SB Chevy 400, Dart SHP Engine Block, Eagle 4340 Forged Steel 3.750 Forged Crankshaft, Eagle 6.0 H Beam Rods, SRP 12.9:1 Dome Pistons, Fully Machined, Balanced, Short Block Assembled and Blue-printed 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-9351-E PART NUMBER
CNC Competition 400/406 Short Block, Eagle 3.750 Crank, 6.0 H Beam Rods, Dart SHP Block, Mahle Pistons 12.9:1 Pistons$5,999.95
Dart SHP Block, Eagle 3.750 Forged Crankshaft, Eagle 6.0 H Beam Rods, Mahle 12.9:1 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-9352-E PART NUMBER
CNC Competition 400/406 Short Block, Eagle 3.750 Crank, 6.0 H Beam Rods, Dart SHP Block, JE Nitrous Pistons 13.2:1 Pistons$6,650.95
Dart SHP Block, Eagle 3.750 Forged Crankshaft, Eagle 6.0 H Beam Rods, JE 13.2:1 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.