ATK High Performance Chevy LM7 V8 Engine Block - 5.3L/323ci | 385HP/390ft-lbs | OE GM Components Included
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ATK High Performance Chevy LM7 V8 Engine Block - 5.3L/323ci | 385HP/390ft-lbs | OE GM Components Included

ATK Performance Eng.
New
MPN:
HP97
UPC:
653517137211
In Stock. Receive in 1-4 business days
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$5,363.43 $5,092.36
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Description

Note: Engine Block - Long, High Performance Base, Chevrolet LM7 V8, 5.3L/323 Cubic Inch, Automotive, 385 Horsepower/390 Foot Pounds of Torque, Cast Block/Aluminum Cylinder Heads, 9.5:1 Compression, 3.809 Inch Bore/3.622 Inch Stroke, Internally Balanced, Black/Silver, With Camshaft Bearings/ Freeze Plugs/ GM 5.3L Iron LM7 Block/ Hydraulic Roller Camshaft/ Hypereutectic Dish Pistons/ Moly Piston Rings/ OE Aluminum 61.15CC 1.89/1.55 Cylinder Heads/ OE GM Forged Powder Metal Connecting Rods/ OE Powdered Metal 1.7 Ratio Rocker Arms/ OEM GM Crankshaft/ Oil Galley Plugs

Vehicle Fitment

  • 2002-2005 Cadillac Escalade
  • 2002-2006 Chevrolet Avalanche 1500
  • 2003-2007 Chevrolet Express 1500
  • 2003-2005 Chevrolet Express 2500
  • 1900-1900 Chevrolet LS Small Block Gen 3 1997-2007
  • 1900-1900 Chevrolet LS Small Block Gen 4 2005+
  • 1999-2006 Chevrolet Silverado 1500
  • 2007-2007 Chevrolet Silverado 1500 Classic
  • 1999-2000 Chevrolet Silverado 2500
  • 2000-2005 Chevrolet Suburban 1500
  • 2000-2006 Chevrolet Tahoe
  • 2003-2004 GMC Savana 1500
  • 2006-2007 GMC Savana 1500
  • 2003-2005 GMC Savana 2500
  • 1999-2006 GMC Sierra 1500
  • 2007-2007 GMC Sierra 1500 Classic
  • 1999-2000 GMC Sierra 2500
  • 2000-2006 GMC Yukon
  • 2000-2005 GMC Yukon XL 1500

Key Features

  • Limited 2 Year Warranty

Technical Details

  • Engine Compatibility: Chevy LM7 V8 323 Cubic Inch
  • Recommended Use: Automotive
  • Horse Power Output: 385 Horsepower
  • Torque Output: 390 Feet Pound
  • Bore IN: 3.81 Inch
  • Stroke IN: 3.62 Inch
  • Compression Ratio: 9.5:1
  • Color: Black/ Silver
  • Cylinder Block Material: Iron
  • Cylinder Head Material: Aluminum
  • Balanced Type: Internal
  • Includes Camshaft: Yes
  • Includes Fuel Pump: No
  • Includes Oil Pan: No
  • Includes Water Pump: No
  • Includes Intake Manifold: No
  • Includes Carburetor: No
  • Includes Air Cleaner: No
  • Includes Distributor: No
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