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Chevrolet Performance 5.3L 323 C.I.D. Engine Assemblies 12457705

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Engine Assembly, New, Crate Engine, Chevrolet, V8, 5.3L, 323, VIN Code LM7, Each

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  • The part NAL-12457705 has an additional core charge of $300.00 per item. You can receive a refund by returning a suitable old core. Please refer to the core return instructions included with the part or contact customer service for more details.

  • Order this item and get free delivery and handling on your entire order! Truck freight fees also waived on this item. Valid on orders shipped in the contiguous United States.

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Manufacturer's Part Number: 12457705
Part Type: Crate Engines
Summit Racing Part Number: NAL-12457705

Engine Assembly Style: Long block
Crate Engine Cylinder Head Material: Aluminum
Assembled: Yes
Engine Balance: Internal
Intake Manifold Included: No
Cylinder Heads Included: Yes
Carburetor Included: No
Throttle Body Included: No
Distributor Included: No
Oil Pan Included: Yes
Valve Covers Included: Yes
Timing Cover Included: Yes
Water Pump Included: No
Harmonic Balancer Included: Yes
Flexplate Included: No
Flywheel Included: No
Air Cleaner Included: No
Spark Plugs Included: No
Spark Plug Wires Included: No
Computer Included: No
Wiring Harness Included: No
Rear Main Seal Style: 1-piece
Quantity: Sold individually.
Notes: This engine is designed as a stock replacement for 1999 Chevy/GMC Pickup models with VIN code LM7 (RPO). This engine is not designed nor intended to be used in any marine applications. Engines installed in vehicles registered and normally operated outside of the United States carry no warranty.
In-Store Pickup: Choose In-store pick-up (OH, GA, NV) on our web site.
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Give your truck a new heart and install one of these Chevrolet Performance 5.3L 323 c.i.d. engine assemblies. They feature all-new components and are designed to bolt right into your late model Chevrolet or GMC pickup. The assemblies are built to factory specifications, so they install easily with no modifications necessary.

Assemblies include:

* New engine block
* Crankshaft
* Connecting rods
* Pistons
* Piston rings
* Cylinder head assemblies
* Camshaft and lifters
* Timing gears and chain
* Front timing chain cover
* Harmonic balancer
* Oil pan
* Valve covers


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

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