427" LSX 1500hp Long Block

427" LSX 1500hp Long Block

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427" LSX 1500hp Long Block

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$24,620.00

This is the absolute proven combination that gives you 1500+ horsepower at your disposal. The solid foundation starts with your choice of blocks; the rigid piece from Dart or direct from GM, with the mighty LSX. Both feature remarkable improvements to the oiling system and cast with exceptional materials. Handling the top end are 6-bolt heads from All-Pro, Black Label, or Brodix castings. All feature LME in-house CNC porting and utmost quality components with option to upgrade to 1/2" studs. LMEs custom forged 4.125" piston from Wiseco is designed to handle the astounding heat and cylinder pressures today's boosted street machines produce. Callies Dragonslayer crank with a 4.000" stroke, 6.125" Ultra rods, and .200" wall heavy duty pins conclude the proven rotating construction making this the ultimate base for street car dominance.

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Description

This is the absolute proven combination that gives you 1500+ horsepower at your disposal. The solid foundation starts with your choice of blocks; the rigid piece from Dart or direct from GM, with the mighty LSX. Both feature remarkable improvements to the oiling system and cast with exceptional materials. Handling the top end are 6-bolt heads from All-Pro, Black Label, or Brodix castings. All feature LME in-house CNC porting and utmost quality components with option to upgrade to 1/2" studs. LMEs custom forged 4.125" piston from Wiseco is designed to handle the astounding heat and cylinder pressures today's boosted street machines produce. Callies Dragonslayer crank with a 4.000" stroke, 6.125" Ultra rods, and .200" wall heavy duty pins conclude the proven rotating construction making this the ultimate base for street car dominance.

Engine Overview

Details

Displacement: 427" Bore:  4.125”
Power Output (HP): 1500HP Stroke:  4.000”
Compression Ratio: 9.5 - 10.5:1  (specify in options) Camshaft Type: Low Lash Solid Roller
Max RPM: 8000 Oil System Type: Wet or Dry Sump
Port Configuration: LS7 Fuel Type: 91-93 Octane Gasoline
       

Block: GM LSX 6-Bolt Race Timing Chain: Roll Master Double Roller w/ Billet Gears & Torrington Bearing
Crankshaft: Callies DragonSlayer w/ LME Blueprint Process Lifters: Morel Solid Roller Tie-Bar
Connecting Rods: Callies Ultra H-Beam w/ ARP Ultra 7/16" Bolts Push Rods: One Piece Chromoly 3/8" x .135” Wall
Pistons:

LME/Wiseco Custom Forged FI w/ Gas Ports 

*LME/Wiseco pistons feature optomized valve pocket depth and location as well as enhanced ring land thickness creating the most stable piston for high boost and high heat applications

Rocker Arms:

Crower Stainless Adjustable Shaft Mount Roller Tip

Wrist Pins: Tool Steel Heavy Duty .200" Wall  Cyl. Head Fasteners: ARP 2000 12pt. Studs
Ring Pack: NPR Stainless Top (for high heat applications) Napier Second, 3mm Oil Head Gaskets: Cometic MLx 6-Bolt 
Bearings: Clevite H-Series Main & Rod, Dura Bond One Piece Cam Bearing Oil Pump: Melling HP Ported
Main Fasteners: ARP Studs Timing Cover: GM LS2 Front  w/cam Sensor
Cylinder Heads:

LME Black Label CNC Ported

400+cfm Intake / 270+cfm Exhaust

Valley Cover: GM LS2 
Valves: 

DLC Coated Titanium 2.250" Intake

1.610" Inconel Exhaust

Oil Pan: Select From Options
Valve Springs: PAC 1209X Nitrided Dual Coil w/ Titanium Retainers Rear Cover: GM LSX
Camshaft: LME/Cam Motion Custom Billet Core Low Lash  Balancer: A.T.I. SFI w/ARP Bolt

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