ATK High Performance GM LM7 5.3L with AFR Heads 500 HP Crate Engines with EFI HP116C-EFI

Name: ATK High Performance GM LM7 5.3L with AFR Heads 500 HP Crate Engines with EFI
Brand: ATK High Performance Engines
SKU: HPE-HP116C-EFI
Price: 9169.00 USD
Availability: OutOfStock
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Part Number: HPE-HP116C-EFI

$9,169.00

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

Crate Engine, GM LM7, Complete Engine, Internal Engine Balance, Aluminum Heads, Chevy, 5.3L, AFR Heads, Fitech EFI, Each
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ATK High Performance GM LM7 5.3L with AFR Heads 500 HP Crate Engines with EFI HP116C-EFI

HPE-HP116C-EFI

Not Yet Reviewed

Part Number: HPE-HP116C-EFI

Estimated Ship Date: Jan 22, 2027

$9,169.00

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Overview

Brand:

ATK High Performance Engines

Manufacturer's Part Number:

HP116C-EFI

Part Type:

Crate Engines

Product Line:

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

Summit Racing Part Number:

HPE-HP116C-EFI

UPC:

00653517731570

Crate Engine Family:

Chevy LS

Actual Engine Displacement:

5.7L/347

Crate Engine Cylinder Head Material:

Aluminum

Engine Block Material:

Cast iron

Advertised Compression Ratio:

10.1:1

Assembled:

Yes

Engine Balance:

Internal

Cam Style:

Hydraulic roller, OE roller

Rear Main Seal Style:

1-piece

Intake Manifold Included:

Yes

Intake Manifold Style:

Fuel Injection

Cylinder Heads Included:

Yes

Carburetor Included:

Throttle Body Included:

Yes

Distributor Included:

Oil Pan Included:

Yes

Valve Covers Included:

Yes

Timing Cover Included:

Yes

Water Pump Included:

Harmonic Balancer Included:

Yes

Flexplate Included:

Flywheel Included:

Air Cleaner Included:

Spark Plugs Included:

Yes

Spark Plug Wires Included:

Yes

Computer Included:

Wiring Harness Included:

Supercharger Included:

Remanufactured:

Yes

Quantity:

Sold individually.

Notes:

24X reluctor wheel.

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

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.

This ATK High Performance GM LM7 5.3L 500 hp long block crate engine is fitted with AFR heads and FiTech EFI.

Engine specifications:

* Horsepower: 500
* Torque: 440
* Block: OE LM7/5.3L iron
* Bore/stroke: up to 3.903 in. x 3.622 in.
* Displacement (cu.in): up to 347c.i.d.
* Crankshaft: OE GM 24 tooth reluctor wheel
* Rods: OE powder metal
* Pistons: Hypereutectic 10.1 compression
* Rings: Moly
* Camshaft: Hydraulic roller
* Cam specs: Custom performance grind
* Timing chain: OE single roller
* Cylinder heads:
-- AFR CNC ported aluminum
-- 59cc/200cc
-- 2.000 in. intake/1.570 in. exhaust
* Rocker arms: OE 1.7 ratio
* Oil pump: Melling M295
* EFI System:
-- FiTech Ultra port injection LS1 750 hp with transmission control
-- Wiring harness and ECM/TCM included
* Fuel injectors: FiTech 55 lb.
* Spark plugs: Autolite #104
* Spark plug wires: 8mm
* Balancer: Stock internally balanced