Factory Chevrolet Performance Crate Engines

42749492 - : Engine Wiring Harness for GM Image

Engine Wiring Harness

1.3L turbo, fwd, labeled 42708194. 1.3L, fwd, with block heater. This GM Genuine Part is designed, engineered, and tested to rigorous...
$488.33
MSRP $785.99
Save $297.66
37.9% Off
84798669 - : Engine Wiring Harness for GM Image

Engine Wiring Harness

3.6L, without awd, without block heater. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$453.48
MSRP $729.91
Save $276.43
37.9% Off
42806371 - : Engine Cooling Fan for GM Image

Engine Cooling Fan

With high output. Encore. Trax.
$222.56
MSRP $406.50
Save $183.94
45.2% Off
23483136 - : Engine Wiring Harness for GM Image

Engine Wiring Harness

3.6L, without flex fuel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$893.93
MSRP $1,640.24
Save $746.31
45.5% Off
12586893 - : Engine Cover Insulator for GM Image

Engine Cover Insulator

7.0L. 6.0 & 6.2L without supercharged. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$5.56
MSRP $8.12
Save $2.56
31.5% Off
97780479 - : Engine Air Filter for GM Image

Engine Air Filter

$47.75
MSRP $69.82
Save $22.07
31.6% Off
10420009 - : Engine Mount Strut for GM Image

Engine Mount Strut

Impala, Monte Carlo. 3.8L. 3.4L. 5.3L. Limits vibration in the engine and transmission Supports the engine by absorbing vibration Helps...
$50.14
MSRP $77.17
Save $27.03
35% Off
12565199 - : Engine Valve Spring for GM Image

Engine Valve Spring

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$1.90
MSRP $2.78
Save $0.88
31.7% Off
55581181 - : Engine Intake Camshaft for GM Image

Engine Intake Camshaft

Malibu. Intake. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$110.36
MSRP $174.38
Save $64.02
36.7% Off
84802787 - : Engine Wiring Harness for GM Image

Engine Wiring Harness

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$436.57
MSRP $702.67
Save $266.10
37.9% Off
84169355 - : Engine Hood Switch for GM Image

Engine Hood Switch

Envision. Helps secure your vehicle's hood in a closed position Helps prevent it from opening or bouncing when driving This GM Genuine...
$67.88
MSRP $101.51
Save $33.63
33.1% Off
85135281 - : Engine Wiring Harness for GM Image

Engine Wiring Harness

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$288.78
MSRP $462.68
Save $173.90
37.6% Off

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Unlocking Performance With Chevrolet Performance Crate Engines

A performance crate engine is a fully assembled motor ready to drop into your vehicle. It provides massive horsepower upgrades without the hassle of rebuilding an old block. Drivers swap these into project cars or heavy haulers for immediate power. Enthusiasts upgrading a Chevrolet Corvette love the raw V8 torque for track days. Buying a complete crate motor guarantees brand-new reliability and extreme performance.

Proven Advantages of Performance Crate Engines

Brand New Block Castings

Guarantees zero hidden cracks or metal stress.

Tested Horsepower Ratings

Delivers the exact power advertised on the box.

Complete Assembly

Saves hundreds of hours of manual engine building.

Modern Fuel Injection

Provides reliable cold starts and excellent efficiency.

Factory Warranty Backing

Protects your massive investment against defects.

Testing Your Chevrolet Performance Engine

Perform these checks to verify your new motor.

1. Check Fluid Levels

Ensure the oil is full before initial startup.

2. Look for Leaks

Inspect the oil pan and valve covers for drips.

3. Monitor Oil Pressure

Ensure the gauge reads healthy pressure immediately.

4. Listen for Ticks

Notice any loud valvetrain clatter indicating dry lifters.

5. Break In Properly

Follow the factory manual for the first 500 miles.


Frequently Asked Questions

What are performance crate engines?
Fully assembled, brand-new high-horsepower motors shipped in a crate.
Why buy a crate engine?
It is faster and more reliable than rebuilding an old block.
Do crate engines come with a warranty?
Yes, genuine OEM crate motors include strong factory warranties.
Are crate engines street legal?
Check local emissions laws, as some are racing-only.

Get the most affordable Chevrolet engine parts and rebuild kits from Classic Chevrolet. Need help? Contact our team today for expert support.