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ATK Chevy LQ9 Gen IV 408 Stroker Short Block 58 Tooth Flat Top SP32-G4

ATK Chevy LQ9 Gen IV 408 Stroker Short Block 58 Tooth Flat Top SP32-G4

Item #22685

ATK SP32-G4 Chevy LQ9 Gen IV 408 Stroker Short Block
Quantity:
Quantity: close
Only $4,490.00

• This item ships directly from the manufacturer

• Expected delivery time is 1 – 2 weeks

• Not available in Eastwood Retail Stores

• Order may not be changed or canceled

 

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Details

The ATK Chevy LQ9 Gen IV 408 Stroker Short Block is made for naturally aspirated applications. Assembled with cast iron engine block, Manley forged piston and Manley forged crankshaft, this short block is exceptionally sturdy to offer a solid foundation to the engine. This short block includes sealed freeze plugs and oil galley plugs to prevent leaks.

Short Block Specification

  • Block: GM 6.0L Iron Gen IV
  • Bore/Stroke: 4.030 x 4.000
  • Displacement: 408 C.I.D.
  • Crankshaft: Manley 4340 Forged 4.000" Stroker Internally Balanced 58 Tooth
  • Connecting Rods: Manley 4340 Forged H Beam 6.125" ARP 8740 Bolts
  • Pistons: Manley 2618 Forged -4cc Flat Top
  • Piston Rings: Moly Rings
  • Compression Ratio: 64cc = 11.9:1 / 68cc = 11.4:1 / 72cc = 11.0:1 (can vary due to deck height/gasket thickness)
  • Camshaft Bearings: Installed & Clocked to OEM Position
  • Freeze Plugs: Brass Installed & Sealed
  • Oil Galley Plugs: Installed & Sealed
  • Weight:285

Every great build needs a solid foundation! For that reason, we take the hard work out of the picture by selling short blocks that are ready for you to complete yourself. Our GM Short Blocks are most commonly packaged as the engine block assembled with Pistons, Piston Rings and Crankshaft installed.

ATK specializes in muscle. With the highest quality internal parts and Dyno Proven combinations of every engine built, ATK is able to add the most bang for your buck and back it up with an industry leading warranty.



Don't forget the engine paint!
Engine Paint


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Contents

ATK High Performance Chevy LS 408 Short Blocks


Specifications

Engine Information:

• Oil: 5W30
• Harmonic Balancer/Damper: Internally Balanced
• Flex Plate / Flywheel: Internally Balanced
• Head Gasket: .051"


Warranty

2 Year Manufacturer Warranty


Accessories

Recommended Components:

• Balancer: Internal balance
• Flexplate/Flywheel: Internal balance
• Head Gasket: .051" thickness or per application
• Oil: 10W40 Non synthetic for first 3000 miles
• Oil Filter: Wix or K&N per application
• Oil Pump: Melling #689-10295 with high pressure spring

Disclaimer: The parts listed are ATK’s recommendations of parts to be used to obtain our power figures listed. Power figures can vary based on parts used by the end user. It is the customer’s responsibility to verify components will work for their application. Some modifications to the vehicle may be required using these and or other aftermarket parts.


Shipping Instructions

Shipping is free and lift gate will be provided.


Eastwood Offers Free Lifetime Technical Support


Click here for product SDS information


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