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ATK HP116C-EFI LM7 5.3L EFI Crate Engine – AFR Heads, 500 HP

The ATK HP116C-EFI is a remanufactured GM LM7 5.3L-based crate engine rated 500 HP, with AFR aluminum heads, 10.1:1 compression, hydraulic roller cam, 24X reluctor, internal balance and FiTech EFI.

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$5,684.78
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5.7L/347Actual Engine Displacement
10.1:1Advertised Compression Ratio
NoAir Cleaner Included
YesAssembled
Trusted performanceBuilt for real conditions
Used by professionalsEquipment for demanding work
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PERFORMANCE STARTS AT THE CORE

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EQUIPMENT RUNNING

The ATK HP116C-EFI is a remanufactured GM LM7 5.3L-based crate engine rated 500 HP, with AFR aluminum heads, 10.1:1 compression, hydraulic roller cam, 24X reluctor, internal balance and FiTech EFI.

  • Actual Engine Displacement: 5.7L/347
  • Advertised Compression Ratio: 10.1:1
  • Air Cleaner Included: No
  • Assembled: Yes
  • Brand: ATK High Performance Engines
ATK HP116C-EFI LM7 5.3L EFI Crate Engine – AFR Heads, 500 HPDependable
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COMPLETE PRODUCT INFORMATION

Full Product Description

The ATK HP116C-EFI is a remanufactured GM LM7 5.3L-based crate engine rated 500 HP, with AFR aluminum heads, 10.1:1 compression, hydraulic roller cam, 24X reluctor, internal balance and FiTech EFI. Includes heads, balancer, intake, oil pan, plug wires, plugs, throttle body, timing cover and valve covers; air cleaner, carburetor, computer, distributor, flexplate, flywheel, supercharger, water pump and harness are not included.

Specifications

  • Brand: ATK High Performance Engines
  • Part / Model Number: HP116C-EFI
  • Actual Engine Displacement: 5.7L/347
  • Advertised Compression Ratio: 10.1:1
  • Assembled: Yes
  • Cam Style: Hydraulic roller
  • Crate Engine Cylinder Head Material: Aluminum
  • Crate Engine Family: Chevy LS
  • Engine Balance: Internal
  • Engine Block Material: Cast iron
  • Intake Manifold Style: Fuel Injection
  • Notes: 24X reluctor wheel.
  • Part Type: Crate Engines
  • Product Line: ATK High Performance GM LM7 5.3L with AFR Heads 500 HP Crate Engines with EFI
  • Rear Main Seal Style: 1-piece

Included: Cylinder Heads, Harmonic Balancer, Intake Manifold, Oil Pan, Spark Plug Wires, Spark Plugs, Throttle Body, Timing Cover, Valve Covers.

Technical Specifications

Product data
ProductATK HP116C-EFI LM7 5.3L EFI Crate Engine – AFR Heads, 500 HP
SKUHP116C-EFI
Actual Engine Displacement5.7L/347
Advertised Compression Ratio10.1:1
Air Cleaner IncludedNo
AssembledYes
BrandATK High Performance Engines
Cam StyleHydraulic roller, OE roller
Carburetor IncludedNo
Computer IncludedNo
Crate Engine Cylinder Head MaterialAluminum
Crate Engine FamilyChevy LS
Cylinder Heads IncludedYes
Distributor IncludedNo
Engine BalanceInternal
Engine Block MaterialCast iron
Flexplate IncludedNo
Flywheel IncludedNo
Harmonic Balancer IncludedYes
Intake Manifold IncludedYes
Intake Manifold StyleFuel Injection
Manufacturer's Part NumberHP116C-EFI
Notes24X reluctor wheel.
Oil Pan IncludedYes
Part TypeCrate Engines
Product LineATK High Performance GM LM7 5.3L with AFR Heads 500 HP Crate Engines with EFI
QuantitySold individually.
Rear Main Seal Style1-piece
RemanufacturedYes
Spark Plug Wires IncludedYes
Spark Plugs IncludedYes
Supercharger IncludedNo
Throttle Body IncludedYes
Timing Cover IncludedYes
UPC00653517731570
Valve Covers IncludedYes
Water Pump IncludedNo
Wiring Harness IncludedNo
Engineered for
real-world performance
HP116C-EFI

DELIVERY & AFTER-SALES INFORMATION

Shipping & Returns

Important information for this product before and after purchase.
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NST Cargo coordination

Heavy or oversized equipment delivery is coordinated according to the product and destination address.

Delivery estimate

Timing and applicable delivery arrangements are confirmed during checkout or by Kayros Tool support.

Return assistance

Contact Kayros Tool before returning an item so eligibility, product condition, and return instructions can be confirmed.

Overview

The ATK HP116C-EFI is a remanufactured GM LM7 5.3L-based crate engine rated 500 HP, with AFR aluminum heads, 10.1:1 compression, hydraulic roller cam, 24X reluctor, internal balance and FiTech EFI. Includes heads, balancer, intake, oil pan, plug wires, plugs, throttle body, timing cover and valve covers; air cleaner, carburetor, computer, distributor, flexplate, flywheel, supercharger, water pump and harness are not included.

Specifications

  • Brand: ATK High Performance Engines
  • Part / Model Number: HP116C-EFI
  • Actual Engine Displacement: 5.7L/347
  • Advertised Compression Ratio: 10.1:1
  • Assembled: Yes
  • Cam Style: Hydraulic roller
  • Crate Engine Cylinder Head Material: Aluminum
  • Crate Engine Family: Chevy LS
  • Engine Balance: Internal
  • Engine Block Material: Cast iron
  • Intake Manifold Style: Fuel Injection
  • Notes: 24X reluctor wheel.
  • Part Type: Crate Engines
  • Product Line: ATK High Performance GM LM7 5.3L with AFR Heads 500 HP Crate Engines with EFI
  • Rear Main Seal Style: 1-piece

Included: Cylinder Heads, Harmonic Balancer, Intake Manifold, Oil Pan, Spark Plug Wires, Spark Plugs, Throttle Body, Timing Cover, Valve Covers.

Specifications

Actual Engine Displacement: 5.7L/347

Advertised Compression Ratio: 10.1:1

Air Cleaner Included: No

Assembled: Yes

Brand: ATK High Performance Engines

Cam Style: Hydraulic roller, OE roller

Carburetor Included: No

Computer Included: No

Crate Engine Cylinder Head Material: Aluminum

Crate Engine Family: Chevy LS

Cylinder Heads Included: Yes

Distributor Included: No

Engine Balance: Internal

Engine Block Material: Cast iron

Flexplate Included: No

Flywheel Included: No

Harmonic Balancer Included: Yes

Intake Manifold Included: Yes

Intake Manifold Style: Fuel Injection

Manufacturer's Part Number: HP116C-EFI

Notes: 24X reluctor wheel.

Oil Pan Included: Yes

Part Type: Crate Engines

Product Line: ATK High Performance GM LM7 5.3L with AFR Heads 500 HP Crate Engines with EFI

Quantity: Sold individually.

Rear Main Seal Style: 1-piece

Remanufactured: Yes

Spark Plug Wires Included: Yes

Spark Plugs Included: Yes

Supercharger Included: No

Throttle Body Included: Yes

Timing Cover Included: Yes

UPC: 00653517731570

Valve Covers Included: Yes

Water Pump Included: No

Wiring Harness Included: No

Shipping & Returns

NST Cargo coordination: Heavy or oversized equipment delivery is coordinated according to the product and destination address.

Delivery estimate: Timing and applicable arrangements are confirmed during checkout or by Kayros Tool support.

Returns: Contact Kayros Tool before returning an item so eligibility, condition, and instructions can be confirmed.

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ATK HP116C-EFI LM7 5.3L EFI Crate Engine – AFR Heads, 500 HP$5,684.78