427 LS 4.00 stroke sleeved block 900-1600 apparel All cylinder heads assembled with

All cylinder heads assembled with Ferrea or Manley components and PAC springs

Full NON-REFUNDABLE payment is required up front for this CUSTOM part

Deck sealed in Dart Machinery crate manufacturer part number 31223544

MBRE uses GM Iron engine blocks fully blueprinted machine and balanced assemblies to build our complete engine packages please call for cubic inch and component pricing

427 LS 4.00 stroke sleeved block 900-1600 apparel All cylinder heads assembled withMBRE completely machines balances and assembles these engines in house with the same 4340 crankshafts 4340 Hbeam rods and forged pistons as all of our combinations. By sleeving these blocks we have had the best reliability for higher Hp builds. We stock sleeves and components for quick delivery.