SHP LS Next Short Blocks – 427 Cubic Inches – GEN III – Cast Iron Blocks Professionally built short blocks with brand new premium components. Street performance and Sportsman racing. Simplify engine building and save time with pre-engineered, dyno tested short block combinations from Dart’s SHP (Special High Performance) group. These quality component packages are designed to allow the user to build more powerful and durable engines at a very affordable cost.
427 CI Short Block (6CW)
LS3/LS7 Compatible
Internally Balanced
Special High Performance LS NEXT Dart Block
4.125” Bore x 4.000” Stroke
Plate Honed Cylinders
Forged 4340 Steel Crankshaft (6 Counterweight)
Forged 4340 H-Beam Rods – 7/16“ Cap Screws
Forged Flat Top Pistons w/ Full Floating Pin
MAHLE Rings
Clevite Bearings
Coated Cam Bearings
24 Tooth or 58 Tooth Reluctor
Optional LS3/LS7 Flat Top or Dished Pistons
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