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Full Send Late Model Performance
LS7 427 Short Block
LS7 427 Short Block
$ 9,495.00

LS7 427 Short Block


Only left in stock

LS7 427 Short Block Engine

  • 58X Reluctor Wheel
  • 4.125" Bore x 4.000" Stroke
  • Torque Plate Honed Cylinders
  • True Surface Decked
  • Align Honed
  • Block Coolant and Oil Plugs
  • Dura Bond Cam Bearings
  • Choice of Callies Forged Crankshaft
  • Choice of Callies Forged Connecting Rods
  • Choice of Mahle or Diamond Forged Pistons
  • ARP Main Studs

Mast Motorsports Short Blocks are assembled to the same demanding specifications as our crate engine program. We stand behind our short blocks with our reputation in workmanship and materials as we do every product in our product line. See our Warranty Details for more information.