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1600hp 408ci LSx

$16,880.00

1600hp rated Dart 408ci/427ci LS Next Long Block.

COMPLETE LONG BLOCK with oil pump, oil pan, damper, flex plate, front and rear covers, valley cover and valve covers.

Based on a Dart LS Next SHP skirted block with Callies forged rotation assembly &  CNC ported 6 bolt heads. ALL NEW parts. 

Twin Turbo, Single Turbo or supercharged.

x58 reluctor wheel

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Description

1600hp LS Engine for Forced Induction applications (364ci, 408ci or 427ci)

  • 1600hp rated Turbo LS engine

  • Bore & stroke – Options

  • Engine size – 364ci, 408ci, 427ci 

  • FULLY BLUEPRINTED & BALANCED 
  • Deck height – 0.000

  • Chamber CC’s – TBD

  • Piston Dish – TBD

  • Static compression ratio  – TBD

  • Head gasket compressed thickness – TBD

  • Valve spring open pressure @ .” – lbs

  • Spring seat pressure – TBD

  • Spring height – TBD

  • Hydraulic Roller cam for turbo or supercharger

Spec: 

  • Dart LS Next SHP skirted block
  • ACL Race series coated main bearings 
  • ACL Race series coated con rod bearings
  • Durabond coated cam one piece cam bearings 
  • ARP Pro Main studs 
  • Callies Compstar 8CW stroke Crankshaft 
  • Balanced Crankshaft
  • Callies Ultra H beam 6.125” rods with ARP rod bolts 
  • TCI Flex plate (please specify transmission) 
  • ARP Flex plate bolts
  • ATI super damper (please specify accessory drive)
  • ARP Damper bolt
  • CP Carrillo Forged pistons -25cc dish 
  • Melling 10296 HV/HP oil pump 
  • Holley 302/3 oil pan (GM A body) 
  • ICT Billet oil feed 

Top End Spec:

  • IWIS Double roller billet timing set 
  • GM Lifter trays
  • Morel Short travel Link Bar lifters
  • ARP Pro head studs
  • GM MLS head gaskets 
  • AFR CNC ported LS3 style heads 6 bolt
  • Powered metal valve guides
  • 62cc chambers
  • Stainless Valves
  • Custom twin turbo cam 
  • PAC Racing 650”  valve springs 
  • Titanium retainers 
  • Viton valve stem seals 
  • BTR spring cups 
  • Chromoly push rods 7.400
  • Mahle Cam retaining plate & bolts 
  • ARP Cam bolts 
  • ARP Rocker bolts  
  • PRW 17-4ph stainless roller rockers
  • Gasket kit 
  • Oil Filter 
  • Front & Rear covers 
  • Core Plugs 
  • Oil Gallery dog bone
  • Billet Valley Cover (ACE or ICT) 
  • Valve covers (ACE, ICT or Holley)
  • Dipstick and tube 
  • Windage Tray 
  • Oil filler cap 
  • AN-3 Steam vent kit 
  • 12 point Hardware

TOTAL: $16,880

We recommend Holley EFI or FuelTech EFI for this engine. This 1600hp rated LS engine is based on a twin turbo, single turbo or supercharged application with a good tune. Engines must be tuned professionally.

Dyno service available, Break-in, HP readout and tunes saved prior to engine being shipped out. 

Ideal for extreme street cars and race cars. 

Turbo LSX, Twin turbo LS

Other options also available. Please contact us before ordering this engine to discuss your exact requirements