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ATK High Performance Chevy LS 418 Short Blocks SP27

ATK High Performance Engines SP27 - ATK High Performance Chevy LS 418 Short Blocks

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Engine Assembly, Short Block, Chevy, Small Block LS, 418, Each

  • This part is shipped via truck freight, additional shipping charges will apply. Multiple truck freight parts on an order may increase the shipping amount.

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ATK High Performance Chevy LS 418 Short Blocks

Part Type: Short Block Engines
Manufacturer's Part Number: SP27
Part Type: Short Block Engines
Product Line: ATK High Performance Chevy LS 418 Short Blocks
Summit Racing Part Number: HPE-SP27

Crankshaft Material: Forged 4340 steel
Piston Material: Forged aluminum
Connecting Rod Material: Forged 4340 steel
Connecting Rod Beam Style: H-beam
Main Bolt Style: 6-bolt
Main Journal Type: LS mains
Deck Height (in): 9.240 in.
Engine Balance: Internal
Oil Pan Included: No
Timing Cover Included: No
Harmonic Balancer Included: No
Flexplate Included: No
Flywheel Included: No
Assembled: Yes
Quantity: Sold individually.
Notes: Call to order with desired piston style.
In-Store Pickup: Choose In-store pick-up (OH, GA, NV) on our web site.

These ATK High Performance Chevy LS 418 short blocks are made to handle some serious power. The foundation of any high performance engine is a rock-solid short block, so ATK designed and developed these to be just that. They feature a fully forged, balanced, and blueprinted rotating assembly that is available in a variety of configurations to fit naturally aspirated, nitrous, and forced induction builds, as well as those with 24 and 58-tooth cranks.

These ATK High Performance Chevy LS 418 short blocks include the following:

* GM LS iron blocks
* Aligned and hone main bores
* Manley 4340 forged crankshaft
* 4.10 in. stroke
* Manley 4340 H-beam connecting rods
* Manley forged pistons

Some parts are not legal for sale or use in California on any pollution-controlled motor vehicles

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