5.4L 4V Short Block - Shelby GT500


  • 5.4L Cast iron block
  • Forged steel 8-bolt crankshaft M-6303-M54
  • Forged steel H-beam connecting rods
  • Forged aluminum 16cc dish pistons
  • Approximately 8.1:1 compression ratio when used with Shelby GT500 4V 5.4L 52.7cc heads
  • Built with all NEW PARTS
  • Will accept 2V and 4V cylinder heads
  • Will not work with 3 valve cylinder heads
  • Block configured for use with 2007-2010¬†Shelby GT500¬†water pump

  • Add to Cart:

    • Model: M-6009-C54SC4

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