Street Series 6.2 Gen 4 ready for 800hp! This package has the 800hp upgrade with forged pistons and LT4 connecting rods.

On the shelf and ready to ship as short block or as you need! Contact us if you’d like to turn this into a long block!

Build Specs:

• GM Aluminum 6.2L Block
• GM Stock 6.0L Crank
• GM OEM LT4 Rods with ARP bolts
• Wiseco Forged Pistons
  
• LS7 Lifters and Trays
• Single roller Billet Gear, performance timing chain and gear set
• Cloyes timing chain dampener, also added to all gen 3 builds
• Pushrods, one-piece - hardened, 7.400”
• Boostline CNC Ported Square port Cylinder heads with Stainless valves CHE bronze guides and dual valve springs
• GM Rockers built with bronze bushing and trunnion kits
• New 12pt Rocker Arm Bolts
• Clevite Main and Rod Bearings
• Durabond Cam Bearings
• New block plug kit and barbell
• Melling Oil Pump
• ARP Main Studs
• ARP Head Studs
• Fel Pro Gaskets Throughout
• BTR LS9 Head Gaskets
• GM stock valve covers (Upgrade to different valve covers)
• GM stock truck oil pan and pickup tube  (Upgrade Pan)
• GM stock front cover
• GM stock rear seal housing