427ci LSx Competition Boosted Short Block

LSx Boosted Short Block 427ciIf you are looking to make huge power running boost between 20-30 psi then our LSx Boosted Short Block is for you. With Wiseco Forged pistons, Billet Steel Main Caps and Callies Dragon Slayer Forged Crank and Ultra H-beam Rods this short block will handle just about anything you can throw at it.

  • The LSx Cast Iron Block will handle 30 psi of Boost
  • 6-bolt head Design
  • Billet Steel Main Caps with ARP Main Studs
  • Base Price $8,499
  • Spec Sheet

 


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