CNC-Motorsports offers the best selection of aftermarket engine blocks. Browse brands by Brodix, BMP, Dart, Eliminator and World Products. Custom machined and race prep blocks available in cast iron and aluminum.
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GMP-19417351-PREP1 PART NUMBER
GMP LSX Race Prep Iron Engine Block 9.240 Deck 4.125 Bore$5,899.95
GMP LSX Iron Race Prep Engine Block, 4.125 Bore, Align-Honed, Bell Housing Squared, Parallel Square Decked, Honed with Torque Plates, Lifter Bore Honed, Install Cam Bearings and Freeze Plugs, Block Cleaned and Ready For Assembly 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. -
GMP-19417354-PREP PART NUMBER
LSX Block Race Prep Iron Engine Block 9.720 Deck 4.125 Bore$5,399.95
LSX Block, Iron, Race Prep, Engine Block, 4.125 Bore Tall Deck 9.720, Align-Honed, Bell Housing Squared, Parallel Square Decked, Honed with Torque Plates, Lifter Bore Honed, Install Cam Bearings and Freeze Plugs, Block Cleaned and Ready For Assembly 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. -
DRT-31867112 PART NUMBER
31867112 Dart SHP LS Next Pro Engine Block, 4.000 Bore$4,699.99
Dart SHP LS Next Pro Cast Iron Engine Block, 4.000 bore, 9.240 deck height, Steel Main Caps, 220 BHN Cast Iron 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. -
DRT-31867212 PART NUMBER
31867212 Dart SHP LS Next Pro Engine Block, 4.125 Bore$4,699.99
Dart SHP LS Next Pro Cast Iron Engine Block, 4.125 bore, 9.240 deck height, Steel Main Caps, 220 BHN Cast Iron 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. -
DRT-31711153 PART NUMBER
Dart Race Series 31711153 Aluminum Chevy Small Block 8.850 Deck, 50mm Cam$6,999.99
350 Main, 8.850 Deck Height, 4.000 Bore, Steel Main Caps, 50mm Cam Tunnel. **SBC Aluminum Race Series Blocks Have Raised Camshaft Position .391"**, Call For best price
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. -
DRT-31711153-55 PART NUMBER
Dart Race Series 31711153-55 Aluminum Chevy Small Block 8.850 Deck, 55mm Cam$6,999.99
350 Main, 8.850 Deck Height, 4.000 Bore, Steel Main Caps, 55mm Cam Tunnel. **SBC Aluminum Race Series Blocks Have Raised Camshaft Position .391"**, Call For best price
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. -
DRT-31711253 PART NUMBER
Dart Race Series 31711253 Aluminum Chevy Small Block 8.850 Deck, 50mm Cam$6,999.99
350 Main, 8.850 Deck Height, 4.125 Bore, Steel Main Caps, 50mm Cam Tunnel. **SBC Aluminum Race Series Blocks Have Raised Camshaft Position .391"**, Call For best price
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. -
DRT-31711253-55 PART NUMBER
Dart Race Series 31711253-55 Aluminum Chevy Small Block 8.850 Deck, 55mm Cam$6,999.99
350 Main, 8.850 Deck Height, 4.125 Bore, Steel Main Caps, 55mm Cam Tunnel. **SBC Aluminum Race Series Blocks Have Raised Camshaft Position .391"**, Call For best price
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. -
DRT-31711113-55 PART NUMBER
Dart Race Series 31711113-55 Aluminum Chevy Small Block 9.025 Deck, 55mm Cam$6,999.99
350 Main, 9.025 Deck Height, 4.000 Bore, Steel Main Caps, 55mm Cam Tunnel. **SBC Aluminum Race Series Blocks Have Raised Camshaft Position .391"**, Call For best price
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. -
DRT-31711213-55 PART NUMBER
Dart Race Series 31711213-55 Aluminum Chevy Small Block 9.025 Deck, 55mm Cam$6,999.99
350 Main, 9.025 Deck Height, 4.125 Bore, Steel Main Caps, 55mm Cam Tunnel. **SBC Aluminum Race Series Blocks Have Raised Camshaft Position .391"**, Call For best price
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.