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. 4

Dart 427 LS Short Block Assembly 03424272DT Dish Top Pistons

427 CI Short Block (8CW)

Features:

  • LS3/LS7 Compatible
  • Internally Balanced
  • Special High Performance LS NEXT Dart Block
  • 4.125” Bore x 4.000” Stroke
  • Plate Honed Cylinders
  • K1 Forged 4340 Steel Crankshaft (8 Counterweight)
  • K1 Forged 4340 H-Beam Rods – 7/16“ Cap Screws
  • Wiseco 25cc Forged Dish Pistons w/ Full Floating Pin
  • 9.2:1 Compression - 68cc Chambers
  • +0.053" Head Gaskets
  • Coated Cam Bearings
  • 58 Tooth Reluctor

More From This Category

MANLEY Piston, Extreme Duty, 1.115 in. Compression Distance, 4.010 in. Bore Size, -4cc Flat Top, For Chevrolet LS, Set of 8

MANLEY Piston, Extreme Duty, 1.115 in. Compression Distance, 4.010 in. Bore Size, -4cc Flat Top, For Chevrolet LS, Set of 8

$2,391.48

COMP Cams Camshaft, Xtreme Energy, Hydraulic Flat Cam, Advertised Duration 262/270, Lift .462/.47, For Chrysler 273-360, Each

COMP Cams Camshaft, Xtreme Energy, Hydraulic Flat Cam, Advertised Duration 262/270, Lift .462/.47, For Chrysler 273-360, Each

$509.34

MANLEY Valve Spring Locator, Inside, Heat-Treated, Fits 1.625 in. OD. Spring, .635 in. ID, 1.610 in. OD, .062 in. Thick, Black, Set of 16

MANLEY Valve Spring Locator, Inside, Heat-Treated, Fits 1.625 in. OD. Spring, .635 in. ID, 1.610 in. OD, .062 in. Thick, Black, Set of 16

$188.60

MANLEY Valve, Race Master, Exhaust, 1.77 in. Head Dia, 0.3415 in. Stem Dia, 5.23 in. Length, For Pontiac, Each

MANLEY Valve, Race Master, Exhaust, 1.77 in. Head Dia, 0.3415 in. Stem Dia, 5.23 in. Length, For Pontiac, Each

$47.58

AC Delco, Slant-Edge Aluminum Push-In Air Breather Cap, Polished; Recessed Black Bowtie Emblem

AC Delco, Slant-Edge Aluminum Push-In Air Breather Cap, Polished; Recessed Black Bowtie Emblem

$86.88