ATK High Performance Engines ATK High Performance Chevy LM7 383 Short Blocks - SP78

Name: ATK High Performance Chevy LM7 383 Short Blocks - SP78
Brand: ATK High Performance Engines
SKU: VIN-S-6333c53dbfc2123e
Price: 5783.99 USD
Availability: InStock

Part # SP78GTIN 00653517410192

$5,783.99

Only 7 left

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Shipping & Returns

Most orders ship within 1–2 business days from US warehouses. Tracking is emailed as soon as your order is on its way.

30-day hassle-free returns on unused parts in original packaging. Read the full returns policy

Overview

Upgrade your Chevrolet's performance with the ATK High Performance LM7 383CI Short Block, engineered for durability and power. This remanufactured short block is designed to enhance your engine's capabilities, making it an ideal choice for enthusiasts seeking reliability and performance.

Forged Aluminum Pistons: Built for strength and reduced weight, these pistons offer improved efficiency and performance.
Forged 4340 Steel Crankshaft: Designed to withstand high levels of stress, ensuring longevity and reliability under demanding conditions.
6-Bolt Main Design: Provides superior stability and strength, crucial for high-performance applications.
Internal Balance: Reduces vibrations for smoother operation, enhancing overall engine performance.
Dish Piston Style: Optimizes combustion efficiency, promoting better power output and fuel economy.

This short block boasts a 6.3L displacement and is compatible with Chevy LS engines, making it a prime choice for your next build. Elevate your driving experience with ATK's commitment to performance.

Genuine part — manufacturer part number SP78
Ships fast from US warehouses
30-day hassle-free returns

Specifications

Brand	ATK High Performance Engines
Part #	SP78
GTIN	00653517410192

Frequently Asked Questions

What is the Chevy LM7 383CI Short Block used for?

The Chevy LM7 383CI Short Block is a performance engine component designed for Chevrolet vehicles, specifically as part of the Chevy LS crate engine family.

What materials are used in the construction of this short block?

The short block features a cast iron engine block, forged aluminum pistons, and forged 4340 steel for both the crankshaft and connecting rods.

How difficult is it to install the Chevy LM7 383CI Short Block?

Installation difficulty can vary based on individual experience and vehicle specifics; it is generally recommended to seek professional installation for optimal results.

What components are included with the Chevy LM7 383CI Short Block?

The short block is sold individually and comes assembled, but does not include an oil pan, flywheel, or timing cover.

What is the reputation of the ATK High Performance Engines brand?

ATK High Performance Engines is known for producing reliable and high-performance engine components, making them a popular choice among automotive enthusiasts.