2500hp rated Turbo Dart LS Next2 Turnkey Engine - SOLID ROLLER


  • Prices shown are additional.

    Please see detailed upgrade information below.

    • 2251.02 $
    • 3412 $
    • 3779 $

Please call us to spec out an engine exactly to your specifications!

+1 (424) 378-1219

Our all new 2500hp rated Single or Twin Turbo Dart LS Next solid roller Crate Engine is ideal for extreme street cars, grudge racing and Drag Week/Rocky Mountain Race Week type competitions!
This turnkey package is based on our 2500hp turbo Dart LS Next2 solid roller long block with added turnkey items.  This parts list is our most popular spec, though we ask that you please contact us to speak to chief engine builder,  Stefan Rossi, for a personalized quote depending on your application and competition requirements.

Optional Upgrades:

  • Cleveland Mains available.
  • Machining for receiver grooves
  • Dailey Engineering Dry Sump System

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

  • Balancing
  • CNC Block Machining
  • Machining for Jesel Belt Drive
  • Lifter Tru & Special lifter bushing
  • Cylinders double torque plate diamond honed for correct piston to wall clearance and surface finish
  • Full surface finish report on deck, head and cylinder wall finish 
  • Engine fully blueprinted
  • Heads CC’d and valve job
  • Valve spring heights set up 
  • Pushrod length
  • Rocker geometry
  • Dyno Test
  • LAT 20W50SAE Break-in Oil
  • Dyno Data sheets


  • 2500hp rated Dart LS Next2 Iron
  • Bore & stroke –TBD
  • Engine size – 388ci/408ci/427ci 
  • Piston Dish – TBD

Short Block Components:

  • Dart LS Next2 Iron 4.125″ bore
  • Dart LS Next2  upgrade to 1/2 main studs
  • Dart LS Next2 upgrade for 1/2 head studs
  • Callies Ultra Billet crankshaft
  • Clevite LS Next Rod Bearings w/ dowel
  • Clevite LS Next Coated Main Bearings
  • Callies Ultra Enforcer I Beam 6.125″ rods 
  • Ross Racing Pistons
  • Total Seal Piston Rings AP Steel Ring Pack

Long Block Components:

  • CID LS7 Cylinder Heads
  • Clarke Copper Cylinder Head Gaskets
  • Custom Camshaft
  • PAC Racing Springs
  • Custom Manton push rods
  • Crower LS Shaft Rockers
  • ATI Super Damper
  • Mighty Mouse Timing Pointer
  • ISKY Red-Zone bushed solid lifters
  • Jesel 2 piece pulley Belt Drive
  • Dailey Engineering external wet sump
  • Moroso Oil Pan
  • Rear timing cover & gasket
  • Billet valley cover
  • ACE Racing Engines Billet valve covers (black or raw w/ -12AN breathers) 

Turnkey Components:

  • Aeromotive Fuel Pump
  • Aeromotive Fuel Pressure Regulator
  • ICT Billet Water Pump Adapter
  • ACE Custom Steam Vent Kit
  • FuelTech Injectors
  • Turbosmart Oil Pressure Regulator
  • Wilson Throttle Body
  • Shauns Custom Alloy Intake & Fuel Rails
  • FuelTech Ignition Coils
  • Motion Raceworks alternator mount kit
  • 160amp Alternator 
  • Meziere electric water pump
  • Aeromotive 12 gpm mechanical fuel pump w/ 3/8 hex shaft
  • Motion Raceworks Mechanical Fuel Pump Bracket

Single Turbo Items:

  • Turbosmart BOV
  • Turbosmart Wastegate
  • Garrett G55-2900 G-Series Turbo

Twin Turbo Items:

  • 2 x Turbosmart BOVs
  • 2x Turbosmart Wastegates
  • 2 x Garrett G45-1500 G-Series Turbos

FuelTech Basic Package for Single Turbo:

  • FT600 ECU
  • Pro600 Harness
  • Smart Coil Harness
  • O2-Nano
  • O2-Sensor
  • ps-150 Pressure Sensor x3
  • Coolant/Water Temp Sensor
  • Air Temp Sensor
  • Throttle Position Sensor
  • Vacuum Distribution Block
  • Boost Controller Dual Valve Kit

Fueltech for Twin Turbo comes as above, with additional:

  • O2 Nano
  • O2-Sensor


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.