Item # 22718 BRAND: ATK Engines

ATK Chevy LS3 415 Short Block 24 Tooth -18cc Dished SP68 Engine

ATK SP68 Chevy LS3 415 Short Block 24 Tooth -18cc Dished
ATK SP68 Chevy LS3 415 Short Block 24 Tooth -18cc Dished
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ATK SP68 Chevy LS3 415 Short Block 24 Tooth -18cc Dished

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ATK Chevy LS3 415 Short Block 24 Tooth -18cc Dished SP68 Engine

Product Overview:

Description

Hand-built with aluminum engine block and forged components, the ATK Chevy LS3 415 Short Block offers a strong and sturdy bottom end to your engine. Gentle compression ratio makes this unit easy-to-tune on pump or applications like a small shot of nitrous.

Engine Specifications:

  • Block: New GM L92/LS3 Aluminum
  • Bore/Stroke: 4.065 x 4.000
  • Displacement: 415 C.I.D.
  • Crankshaft: Manley 4340 Forged 4.000" Stroke Internally Balanced
  • Connecting Rods: Manley 4340 Forged H Beam 6.125 ARP 8740 Bolts
  • Pistons: Forged +18cc Dish
  • Piston Rings: Moly Rings
  • Compression Ratio: 64cc=10.4:1/66cc=10.2:1/70cc=9.8:1
  • Camshaft Bearings: Installed & Clocked to OEM Position
  • Freeze Plugs: Brass Installed & Sealed
  • Oil Galley Plugs: Installed & Sealed

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

In the Box

Guides & Accessories

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Questions & Answers

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ATK Chevy LS3 415 Short Block 24 Tooth -18cc Dished SP68 Engine
$5,849.00
In Stock