5.3L (L83 Based) LT Short Block - Street/Strip Series LS2 Starting with our forged 408

Starting with our forged 408 short block

Factory replacement coil harness for stock LS coils

and unapologetically bold

and EV6 Injectors

Blocks are CNC Decked

5.3L (L83 Based) LT Short Block - Street/Strip Series LS2 Starting with our forged 408Our Street Strip Series 5. 3 L83 based LT short 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: Seasoned GM L83 Block Zero Decked with Rottler CNC CNC Bored with Rottler CNC CNC Honed with Rottler CNC Align Honed GM Stock 5. 3 Crank (Wet Sump Snout) Forged H Beam Rods