CNC-Motorsports offers the best in 427 LS cubic inch LS 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, JE, Diamond, and Total Seal 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..
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CNC-13009-EDS PART NUMBER
CNC Competition Dart LS 427 Short Block, Eagle Crank, Diamond 9.0:1 Pistons, L92$8,050.95
LS 427 Stroker, Dart LS Next Block, Eagle 4340 Crankshaft, Eagle H Beam Rods, Diamond 9.0:1 Dish Pistons, Fits L92 Style 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-13004-EDA PART NUMBER
CNC Competition Dart LS 427 Short Block, Eagle Crank, JE 11:6:1 Pistons (Assymetrical)$10,950.95
LS 427 Stroker, Dart LS Next Aluminum Block, Eagle 4340 Crankshaft, Eagle H Beam Rods, JE 11.6:1 Flat Top Pistons (Assymetrical) 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-13004-EGM PART NUMBER
CNC Competition GM LSX 427 Short Block, Eagle Crank, JE 11:6:1 Pistons (Assymetrical)$9,199.95
LS 427 Stroker, GM LSX Block, Eagle 4340 Crankshaft, Eagle H Beam Rods, JE 11.6:1 Flat Top Pistons (Assymetrical) 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-13004-ER PART NUMBER
CNC Competition RHS LS 427 Short Block, Eagle Crank, JE 11:6:1 Pistons (Assymetrical)$10,599.95
LS 427 Stroker, RHS Aluminum Block, Eagle 4340 Crankshaft, Eagle H Beam Rods, JE 11.6:1 Flat Top Pistons (Assymetrical) 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-13004-SDS PART NUMBER
CNC Competition Dart LS 427 Short Block, Scat Crank, JE 11:6:1 Pistons (Assymetrical)$8,499.95
LS 427 Stroker, Dart LS Next Iron Block, Scat 4340 Crankshaft, Scat H Beam Rods, JE 11.6:1 Flat Top Pistons (Assymetrical) 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-13004-SDA PART NUMBER
CNC Competition Dart LS 427 Short Block, Scat Crank, JE 11:6:1 Pistons (Assymetrical)$11,350.95
LS 427 Stroker, Dart LS Next Aluminum Block, Scat 4340 Crankshaft, Scat H Beam Rods, JE 11.6:1 Flat Top Pistons (Assymetrical) 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-13004-SGM PART NUMBER
CNC Competition GM LSX 427 Short Block, Scat Crank, JE 11:6:1 Pistons (Assymetrical)$9,599.95
LS 427 Stroker, GM LSX Block, Scat 4340 Crankshaft, Scat H Beam Rods, JE 11.6:1 Flat Top Pistons (Assymetrical) 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-13004-SR PART NUMBER
CNC Competition RHS LS 427 Short Block, Scat Crank, JE 11:6:1 Pistons (Assymetrical)$10,999.95
LS 427 Stroker, RHS Aluminum Block, Scat 4340 Crankshaft, Scat H Beam Rods, JE 11.6:1 Flat Top Pistons (Assymetrical) 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-13004-CSDS PART NUMBER
CNC Competition Dart LS 427 Short Block, Compstar Crank, JE 11:6:1 Pistons (Assymetrical)$8,550.95
LS 427 Stroker, Dart LS Next Iron Block, Compstar 4340 Crankshaft, Compstar H Beam Rods, JE 11.6:1 Flat Top Pistons (Assymetrical) 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-13004-CSDA PART NUMBER
CNC Competition Dart LS 427 Short Block, Compstar Crank, JE 11:6:1 Pistons (Assymetrical)$11,450.95
LS 427 Stroker, Dart LS Next Aluminum Block, Compstar 4340 Crankshaft, Compstar H Beam Rods, JE 11.6:1 Flat Top Pistons (Assymetrical) 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.