ATK High Performance GM LM7 5.3L with AFR Heads 500 HP Base Long Block Crate Engines HP116-G4

Name: ATK High Performance GM LM7 5.3L with AFR Heads 500 HP Base Long Block Crate Engines
Brand: ATK High Performance Engines
SKU: HPE-HP116-G4
Price: 5359.00 USD
Availability: OutOfStock
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Part Number: HPE-HP116-G4

$5,359.00

ATK High Performance GM LM7 5.3L with AFR Heads 500 HP Base Long Block Crate Engines

Crate Engine, GM LM7, Long Block, Hydraulic Roller, 1-Piece RMS, Internal Engine Balance, with AFR Aluminum Heads, 58x Setup, Chevy, 5.3L, Each
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ATK High Performance GM LM7 5.3L with AFR Heads 500 HP Base Long Block Crate Engines HP116-G4

HPE-HP116-G4

Not Yet Reviewed

Part Number: HPE-HP116-G4

Estimated Ship Date: Jan 22, 2027

$5,359.00

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Overview

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Q&A

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Estimated Ship Date: Jan 22, 2027 Would you rather pick it up?

Overview

Brand:

ATK High Performance Engines

Manufacturer's Part Number:

HP116-G4

Part Type:

Crate Engines

Product Line:

ATK High Performance GM LM7 5.3L with AFR Heads 500 HP Base Long Block Crate Engines

Summit Racing Part Number:

HPE-HP116-G4

UPC:

00653517734427

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:

10.0:1

Assembled:

Yes

Engine Balance:

Internal

Cam Style:

Hydraulic roller, OE roller

Rear Main Seal Style:

1-piece

Intake Manifold Included:

Cylinder Heads Included:

Yes

Carburetor Included:

Throttle Body Included:

Distributor Included:

Oil Pan Included:

Valve Covers Included:

Timing Cover Included:

Water Pump Included:

Harmonic Balancer Included:

Flexplate Included:

Flywheel Included:

Air Cleaner Included:

Spark Plugs Included:

Spark Plug Wires Included:

Computer Included:

Wiring Harness Included:

Stall Speed Rating RPM Range:

2,200

Supercharger Included:

Remanufactured:

Yes

Quantity:

Sold individually.

Notes:

Designed for applications using a 58 tooth reluctor wheel.

ATK High Performance GM LM7 5.3L with AFR Heads 500 HP Base Long Block Crate Engines

ATK specializes in muscle with quality internal parts and dyno-proven combinations. These LM7-based GM 5.3L long block crate engines are fitted with AFR cylinder heads that help produce a stout 500 hp and 440 lbs.-ft. of torque. They are ready to go with your matching intake manifold, headers, and a tune. The motors are built around an OE iron block with internal balance and either the 24x or 58x reluctor setup (part number dependent). This proven street/strip foundation likes 91+ octane and a 2,200+ rpm stall rating for a torque converter on automatic transmission builds. Make every road a thunder road with the ATK High Performance GM LM7 5.3L with AFR heads 500 hp base long block crate engine best suited for your application!

More product features, items, and specifications include:

* Bore/stroke up to 3.903 in. x 3.622 in.
* Displacement up to 347 c.i.d.
* Crankshaft - GM 24-tooth reluctor wheel for the HP116; GM 58-tooth reluctor wheel for the HP116-G4
* Connecting rods – OE-style powder-metal
* Pistons - hypereutectic style helps create a 10.1:1 compression ratio
* Piston rings – moly-style
* Camshaft - hydraulic roller with custom performance grind
* Timing chain – OE-style single roller
* Cylinder heads - AFR CNC-ported aluminum with 59cc chambers and 200cc intake runners
* Valves - 2.000 in. intake/1.570 in. exhaust
* Rocker arms – OE-style 1.7 ratio with trunnion upgrades
* Oil pump - Melling M295