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-LS415-MAXPRO PART NUMBER
LS 415 Max Pro Short Block, Flat Top LS2K Diamond Pistons, Fits 15 Degree Heads, 2000 HP$10,499.95
GM LS LS3 415 Short Block, Cast Iron Dart SHP LS Next Pro Block, Dart Billet CCW Crankshaft 4.000, Boostline Rods with ARP 2000 Bolts, LS2K Diamond Pistons -3cc Flat Top, Fully Machined and Blue-printed, Rated to 2000 horsepower, Pistons Fit 15 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-LS4151-MAXPRO PART NUMBER
LS 415 Max Pro Short Block, -18cc Dish LS2K Diamond Pistons, Fits 15 Degree Heads, 2000 HP$10,499.95
GM LS LS3 415 Short Block, Cast Iron Dart SHP LS Next Pro Block, Dart Billet CCW Crankshaft 4.000, Boostline Rods with ARP 2000 Bolts, LS2K Diamond Pistons -18cc Dish, Fully Machined and Blue-printed, Rated to 2000 horsepower, Pistons Fit 15 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-LS4152-MAXPRO PART NUMBER
LS 415 Max Pro Short Block, Flat Top LS2K Diamond Pistons, Fits 12 Degree Heads, 2000 HP$10,499.95
GM LS LS3 415 Short Block, Cast Iron Dart SHP LS Next Pro Block, Dart Billet CCW Crankshaft 4.000, Boostline Rods with ARP 2000 Bolts, LS2K Diamond Pistons -4.8cc Flat Top, Fully Machined and Blue-printed, Rated to 2000 horsepower, Pistons Fit 12 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-LS4153-MAXRO PART NUMBER
LS 415 Max Pro Short Block, -17cc Dish LS2K Diamond Pistons, Fits 12 Degree Heads, 2000 HP$10,350.95
GM LS LS3 415 Short Block, Cast Iron Dart SHP LS Next Pro Block, Dart Billet CCW Crankshaft 4.000, Boostline Rods with ARP 2000 Bolts, LS2K Diamond Pistons -17cc Dish, Fully Machined and Blue-printed, Rated to 2000 horsepower, Pistons Fit 12 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-13002-EDS PART NUMBER
CNC Competition Dart LS 415 Short Block, Eagle Crank, JE 11:1:1 Pistons (Assymetrical)$8,099.95
LS 415 Stroker, Dart LS Next Block, Eagle 4340 Crankshaft, Eagle 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-EDS PART NUMBER
CNC Competition Dart LS 415 Short Block, Eagle Crank, JE 8.8:1 Pistons (Assymetrical)$8,099.95
LS 415 Stroker, Dart LS Next Iron Block, Eagle 4340 Crankshaft, Eagle 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-13002-SDS PART NUMBER
CNC Competition Dart LS 415 Short Block, Scat Crank, JE 11:1:1 Pistons (Assymetrical)$8,499.95
LS 415 Stroker, Dart LS Next Block, Scat 4340 Crankshaft, Scat 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-CSDS PART NUMBER
CNC Competition Dart LS 415 Short Block, Compstar Crank, JE 11:1:1 Pistons (Assymetrical)$8,550.95
LS 415 Stroker, Dart LS Next Block, Compstar 4340 Crankshaft, Compstar 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-EDA PART NUMBER
CNC Competition Dart LS 415 Short Block, Eagle Crank, JE 11:1:1 Pistons (Assymetrical)$10,950.95
LS 415 Stroker, Dart LS Next Aluminum Block, Eagle 4340 Crankshaft, Eagle 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-SDA PART NUMBER
CNC Competition Dart LS 415 Short Block, Scat Crank, JE 11:1:1 Pistons (Assymetrical)$11,099.95
LS 415 Stroker, Dart LS Next Aluminum Block, Scat 4340 Crankshaft, Scat 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.