LME DART SHP PRO 447" NA SHORTBLOCK

LME DART SHP PRO 447" NA SHORTBLOCK

$12,299.00
Sale price  $12,299.00 Regular price 
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LME DART SHP PRO 447" NA SHORTBLOCK

LME DART SHP PRO 447" NA SHORTBLOCK

$12,299.00
Sale price  $12,299.00 Regular price 

Our 447" DART SHP PRO 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 naturally aspirated combos. The -5.8cc volume pistons allow for some high compression! 447 cubic inches is plenty to push upwards of 800HP!

 

Displacement: 447" Bore: 4.155"
Proven Power Rating: 800 HP Stroke: 4.125"
Compression Ratio: 12:1  Rod Length 6.125"
Cylinder Head Compatibility: Any LS Oil System Type: Wet 

Block: DART SHP PRO
Crankshaft: Callies 4340 Compstar 8 Counterweight w/ LME Blueprinting Process
Connecting Rods: Callies Compstar w/ARP  Bolts
Pistons: Mahle Powerpak Pistons
Wrist Pins: Mahle Pins
Ring Pack: Mahle Ring Pak
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

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