CNC-Motorsports offers the best in LS 415 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-13003-SGM PART NUMBER
CNC Competition GM LSX 415 Short Block, Scat Crank, JE 8.8:1 Pistons (Assymetrical)$9,624.95LS 415 Stroker, GM LSX Block, Scat 4340 Crankshaft, Scat H Beam Rods, JE 8.8:1 Dish 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-13003-CSGM PART NUMBER
CNC Competition GM LSX 415 Short Block, Compstar Crank, JE 8.8:1 Pistons (Assymetrical)$9,675.95LS 415 Stroker, GM LSX Block, Compstar 4340 Crankshaft, Compstar H Beam Rods, JE 8.8:1 Dish 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-13023-CSGM PART NUMBER
CNC Competition GM LSX 415 Short Block, Compstar Crank, Wiseco 9.3:1 Pistons (Assymetrical)$9,624.95LS 415 Stroker, GM LSX Block, Compstar 4340 Crankshaft, Compstar H Beam Rods, Wiseco 9.3:1 Dish 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-13002-MRDA PART NUMBER
CNC Competition Dart LS 415 Short Block, Molnar Crank, JE 11:1:1 Pistons (Assymetrical)$11,424.95LS 415 Stroker, Dart LS Next Aluminum Block, Molnar 4340 Crankshaft, Molnar H Beam Rods, JE 11.1:1 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-13002-MRDS PART NUMBER
CNC Competition Dart LS 415 Short Block, Molnar Crank, JE 11:1:1 Pistons (Assymetrical)$8,524.95LS 415 Stroker, Dart LS Next Block, Molnar 4340 Crankshaft, Molnar H Beam Rods, JE 11.1:1 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-13002-MRGM PART NUMBER
CNC Competition GM LSX 415 Short Block, Molnar Crank, JE 11:1:1 Pistons (Assymetrical)$9,675.95LS 415 Stroker, GM LSX Block, Molnar 4340 Crankshaft, Molnar H Beam Rods, JE 11.1:1 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-13003-MRDA PART NUMBER
CNC Competition Dart LS 415 Short Block, Molnar Crank, JE 8.8:1 Pistons (Assymetrical)$11,375.95LS 415 Stroker, Dart LS Next Aluminum Block, Molnar 4340 Crankshaft, Molnar H Beam Rods, JE 8.8:1 Dish 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-13003-MRDS PART NUMBER
CNC Competition Dart LS 415 Short Block, Molnar Crank, JE 8.8:1 Pistons (Assymetrical)$8,524.95LS 415 Stroker, Dart LS Next Iron Block, Molnar 4340 Crankshaft, Molnar H Beam Rods, JE 8.8:1 Dish 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-13003-MRGM PART NUMBER
CNC Competition GM LSX 415 Short Block, Molnar Crank, JE 8.8:1 Pistons (Assymetrical)$9,675.95LS 415 Stroker, GM LSX Block, Molnar 4340 Crankshaft, Molnar H Beam Rods, JE 8.8:1 Dish 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.