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-9602-E PART NUMBERCNC Competition SB Chevy 377 Dart Short Block, Eagle Crank, Mahle 10.9:1 Pistons$5,849.95SB Chevy 377, Dart Block, Eagle 4340 Forged Steel 3.480 Crankshaft, Eagle 6.0 H Beam Rods, Mahle 10.9:1 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-9603-E PART NUMBERCNC Competition SB Chevy 377 Dart Short Block, Eagle Crank, Mahle 13.4:1 Pistons$5,849.95SB Chevy 377, Dart Block, Eagle 4340 Forged Steel 3.480 Crankshaft, Eagle 6.0 H Beam Rods, Mahle 13.4:1 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-9604-E PART NUMBERCNC Competition SB Chevy 377 Dart Short Block, Eagle Crank, SRP 10.7:1 Pistons$5,899.95SB 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 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-9605-E PART NUMBERCNC Competition SB Chevy 377 Dart Short Block, Eagle Crank, SRP 10.7:1 Pistons$5,899.95SB 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 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-9606-E PART NUMBERCNC Competition SB Chevy 377 Dart Short Block, Eagle Crank, SRP 13.0:1 Pistons$5,899.95SB Chevy 377, Dart Block, Eagle 4340 Forged Steel 3.480 Crankshaft, Eagle 6.0 H Beam Rods, SRP 13.0:1 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-96007-E PART NUMBERCNC Competition SB Chevy 377 Dart Short Block, Eagle Crank, SRP 8.8:1 Pistons$5,999.95SB Chevy 377, Dart Block, Eagle 4340 Forged Steel 3.480 Crankshaft, Eagle 6.0 H Beam Rods, SRP 8.8:1 Dish 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-96008-E PART NUMBERCNC Competition SB Chevy 377 Dart Short Block, Eagle Crank, JE 10.9:1 Pistons$6,149.95SB Chevy 377, Dart Block, Eagle 4340 Forged Steel 3.480 Crankshaft, Eagle 6.0 H Beam Rods, JE 10.9:1 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-9609-E PART NUMBERCNC Competition SB Chevy 377 Dart Short Block, Eagle Crank, JE 13.6:1 Nitrous Pistons$6,299.95SB Chevy 377, Dart Block, Eagle 4340 Forged Steel 3.480 Crankshaft, Eagle 6.0 H Beam Rods, JE 13.6:1 Nitrous 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-9610-E PART NUMBERCNC Competition SB Chevy 377 Dart Short Block, Eagle Crank, JE 13.7:1 Pistons$6,199.95SB Chevy 377, Dart Block, Eagle 4340 Forged Steel 3.480 Crankshaft, Eagle 6.0 H Beam Rods, JE 13.7:1 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.
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CNC-9611-E PART NUMBERCNC Competition SB Chevy 377 Dart Short Block, Eagle Crank, JE 13.6:1 18 Degree Pistons$6,299.95SB Chevy 377, Dart Block, Eagle 4340 Forged Steel 3.480 Crankshaft, Eagle 6.0 H Beam Rods, JE 13.6:1 Dome Pistons for 18 Degree Heads 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.