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LME LSX 427" 1800HP
LME LSX 427" 1800HP
LME LSX 427" 1800HP
LME LSX 427" 1800HP
LME LSX 427" 1800HP

LME LSX 427" 1800HP

Sale price$17,299.00

Our 427" LSX Shortblock is a proven combination to get more cubic inches and power for your ride. This block will go into any LS-powered vehicle! Any LS1,LS2,LS3,LSA,LS7 or LS9 can be pulled out and replaced with this stout unit! This engine is set up for a forced induction application. Supercharger, turbos, procharger it doesn’t matter this engine will take it. The aluminum block saves weight for those applications in need of weight savings.

 

Displacement: 427" Bore: 4.125"
Proven Power Rating: 1800 HP Stroke: 4.000"
Compression Ratio: 10.5:1 w/ 64cc Chamber Rod Length 6.125"
Cylinder Head Compatibility: Any LS Oil System Type: Wet or Dry
Block: GM LSX BOWTIE BLOCK
Crankshaft: Callies MAGNUM 8 Counterweight w/ LME Blueprinting Process
Connecting Rods: Callies Enforcer 6.125 I-Beam w/ARP  Bolts
Pistons: LME/Diamond 2K Custom Forged FI w/Gas Ports (.300" material above top ring land)
Wrist Pins: Trend H-13 Tool Steel Heavy Wall .250"
Ring Pack: Total Seal 1.5mm AP Stainless Top (for high heat applications) .043" Ductil Napier Second, 3mm Oil
Bearings: Clevite H-Series Main & Rods
Main Studs: ARP 

  

LME Standard Shortblock Blueprinting Process:

  • Block is fully deburred & inspected for flaws

  • Cylinders diamond honed with torque plates for optimal clearance per application

  • Crankshaft journals indexed & trued to exact tolerance

  • Optimal cylinder geometry achieved with diamond hone and surface finish verified with profilometer

  • Chamfered oil holes for improved oiling to bearings

  • Cylinders machined for rod clearance per application

  • Crankshaft journals polished to 2 Ra or better surface finish

  • Block and components meticulously deburred & cleaned after machining process

  • Crankshaft balanced within ¼ oz-in tolerance

  • All five main bearings & all eight rod bearing clearances measured and adjusted for application

  • Connecting rod housing bores checked & adjusted for optimal roundness & size

  • Ring are precision file fit per application

  • Piston pin bores measured & adjusted for application

  • Cam bearings installed and test cam fitted to ensure smooth rotation

  • Block aline honed and set to low of spec for maximun bearing crush

  • All oil galley plugs and dowel pins installed

  • Deck surfaces machined perpendicular to mains & deck height set for optimal quench

  • Meticulous final assembly of shortblock

  • Cylinders bored (when applicable) on 4 axis CNC perpendicular to mains giving you a true 90o  V8

  • All tolerances, clearances, machining specs, and part numbers are recorded and documented in build sheet
LME LSX 427" 1800HP
LME LSX 427" 1800HP Sale price$17,299.00