2000hp rated Dart LS Next SHP PRO IRON Long Block


Price may vary. Please contact us to discuss your engine application and obtain a custom quote.

+1 (424) 378-1219

Our 2000hp rated Dart LS Next SHP PRO Long Block, CNC Machined in-house & fully blueprinted. Comes with a personalized Engine Build File for your records

We like to get to know our customers, their cars and what kind of engine/power they are looking for. Please contact us prior to ordering, to dial in the spec to meet your engine requirements.


  • 2000hp rated Dart LS SHP PRO Iron long block 
  • Bore & stroke –TBD
  • Engine size – 364ci/388ci/400ci/427ci 
  • Piston Dish – TBD

Set up includes, but not limited to the following precision machining/blueprinting:

  • Balancing
  • CNC Deck Block
  • Cylinders double torque plate CNC diamond honed for correct piston to wall clearance and surface finish.
  • Align Hone
  • Full surface finish reports on deck and cylinder wall finish
    • According to fuel and power adder
  • Heads CC’d and valve job
  • Valve spring heights set up 
  • Pushrod length
  • Rocker geometry
  • Dyno Break-In
  • Dyno Test 
  • Engine fully blueprinted
  • Engine Build File & Dyno Data sheets provided

Short Block Components:

  • Dart LS Next SHP PRO Iron Block
  • Callies Magnum CCW Crankshaft
  • Clevite H Series Main Bearings 
  • Clevite H Series Rod Bearings
  • Callies Ultra Enforcer I Beam 6.125″ rods
  • Custom Ross Racing Pistons
  • Total Seal Piston Rings AP Steel Ring Pack 

NB: This Long Block is spec’d for hydraulic roller set-ups, we can accommodate Solid Roller builds with additional machining fees. Please contact us for more information.

Long Block Components:

  • CID LS3/LS7 Hybrid Cylinder Heads
  • SCE Vulcan Cut-Ring Head Gaskets
  • Custom Camshaft
  • SCE Vulcan Cut-Ring Head Gaskets
  • Custom hyd roller camshaft
  • BTR Spring Kit w/ Titanium Retainers
  • ARP cam bolts
  • Manton push rods
  • ACE/ARP Pro Series Custom Rocker Arm Stud Kit
  • GM LS3 rocker arms with BTR trunnion upgrade and billet stands
  • Johnson link bar lifters
  • Cloyes Hex-A-Just Z-Racing Timing Set
  • ATI Super Damper
  • Mighty Mouse Timing Pointer
  • Moroso LS Next oil pan 
  • Front & rear timing covers & gaskets 
  • Billet valley cover
  • ACE Racing Engines Billet valve covers (black or raw w/ -12AN breathers) 


ACE Racing Engines makes no guarantee regarding operation of the Goods in settings or in ways that may be illegal or highly regulated, including those regarding smog and emissions. Please refer to your State/Country guidelines.

The product images shown are for illustration purposes only and may not be an exact representation of the product.