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Boost ready budget 5.3 long block comes with:


  • GM 5.3 iron block
  • Forged 4340 8-bolt crank
  • 4340 forged rods
  • Forged low compression pistons
  • CNC ported LS2 heads
  • Boost-ready cams
  • New GM lifters
  • Heavy-duty valves and valve springs for boosted application
  • Heavy-duty push rods
  • Upgraded stock rockers

Additional information

Weight 500 lbs
Dimensions 48 × 48 × 36 in

This product can expose you to chemicals, which are known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit