Our Street-Strip Series  5.3 long block is rated to handle 1000 HP reliably.  Whether you want to pump some boost in this unit and see what that tranny can hold, or if you want to see just how much nitrous a 5.3 can eat, this is the right place to start!

Build Specs:

• GM Iron 5.3 Block
• GM Stock 5.3 Crank
• ARP Main Studs
• Forged H-Beam Rods with ARP bolts
• Forged Flat Top Pistons
• Total Seal AP Steel, Gas Ported, Ring Set
  
• Cloyes timing chain dampener, also added to all gen3 builds
• Clevite Main & Rod Bearings
• Durabond Cam Bearings
• New block plug kit and barbell