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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DRT-31511342 PART NUMBER
Dart 4.5 Bore Spacing Aluminum Block 31511342 SB Chevy$7,949.99
Aluminum, 350 Main, 9.075 Deck Height, 4.180 bore, BBC Cam, 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-31512342 PART NUMBER
Dart 4.5 Bore Spacing Aluminum Block 31512342 SB Chevy$7,949.99
Aluminum, 400 Main, 9.075 Deck Height, 4.180 bore, BBC Cam, 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.