ATK Engines SP19-F High-Performance GM LS 6.0L Short Block with Flat-Top Pistons

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SKU: PRIMECORE-SP19-F
In Stock

$2,011.15

High-Performance Short Block

  • GM LS 6.0L
  • Cast Iron Block
  • 24 Tooth Reluctor
  • OE Forged Powder Metal Rods
  • OE Hypereutectic Flat Top Pistons
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Questions before you order?

Confirm your vehicle, VIN and application before ordering. Call (478) 379-2400 or ask about fitment.
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Description

This short block is meant for a mild street build or a replacement for a worn short block.

Engine Information:

  • Block: Seasoned 6.0L Cast #364 or 184
  • Bore/Stroke: 4.030 in. x 3.622 in.
  • Year Range: 2001-2007
  • Camshaft Bearings: Installed and clocked to OEM position
  • Freeze Plugs: Installed and sealed
  • Oil Galley Plugs: Installed and sealed

Rotating Assembly: 

  • Crankshaft: OE 3.622 in. stroke internally balanced 24 tooth reluctor wheel
  • Rods: OE  Forged Powder Metal 6.093 in. with stock bolts
  • Pistons: OE Hypereutectic Flat Top with no valve reliefs
  • Piston Rings: Moly rings
  • Compression Ratio: 64 cc = 10.7:1 / 68 cc = 10.2:1 / 72 cc = 9.4:1

Recommend Components: 

  • Harmonic Balancer: Stock, Internally balanced
  • Flexplate: Stock, Internally balanced

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

Part Type Short Block
Product Line ATK Engines Small, Big Block Chevy & LS Short Blocks
Actual Engine CID 370
Bore 4.03 in (102.362 mm)
Connecting Rod Material Powdered metal
Connecting Rods Included Yes
Crankshaft Included Yes
Distributor Included No
Engine Balance Internal
Engine Block Material Cast iron
Engine Stroke 3.622 in (91.999 mm)
Flexplate Included No
Flywheel Included No
Harmonic Balancer Included No
Oil Pan Included No
Package Depth 25.50
Package Height 28.55
Package Width 26.40
Part Category Performance Parts
Part Fitment Semi Universal
Piston Material Hypereutectic
Piston Rings Included Yes
Piston Style Flat top, with no valve reliefs
Shipping Weight 359.00
Timing Cover Included No
Vendor Part Number SP19-F

Short Blocks for Street or Strip
ATK Engines High-Performance Short Blocks provide the foundation for your next engine build for Gen I Small Block Chevys, Big Block Chevys, and Gen III/IV LS. These short blocks support mild to extreme horsepower in naturally aspirated or boosted applications.

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