LS7 427 Forged Short Block,,Schwanke Engines- Schwanke Engines LLC

LS7 427/442 Forged Short Block

Product Details

  • RHS Aluminum Block (4.125" Bore)
  • 4.000-4.125” Stroke 4340 Steel Crankshaft
  • 6.125 H-Beam Connecting Rods
  • Forged 2618 Pistons (-4cc Flat Top or -25cc Dish)
  • 1.5mm Power Pack Ring Set
  • Clevite H-Rod & Main Bearings
  • Valley Cover
  • Digitally Balanced Assembly
  • Fully Assembled
NOTE: LS1 to LS2 conversion kit may be necessary for vehicles 2004 and older.

Please contact us if you are interested!