Best Acdelco Lock Cylinders in 2026

Daisy
Last Updated: Feb 11, 2026

At a Glance: Our Top Picks for Acdelco Lock Cylinders

Original Engine Management ILC151 Ignition Lock Cylinder
#TOP1
Original Engine Management Ilc151 Ignition Lock Cylinder
9.6
PM SCORE
Original Engine Management ILC190 Ignition Lock Cylinder, Silver/Black
#TOP2
Original Engine Management Ilc190 Ignition Lock Cylinder, Silver/Black
9.5
PM SCORE
Original Engine Management ILC84 Ignition Lock Cylinder,Black
#TOP3
Original Engine Management Ilc84 Ignition Lock Cylinder,Black
9.4
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Acdelco Lock Cylinders of 2026

Original Engine Management Ilc151 Ignition Lock Cylinder

ORIGINAL ENGINE MANAGEMENT
ILC151
2.81 X 1.56 X 1.38 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Ignition Lock Cylinder Assemblies are produced to original equipment appearance and keys are shaped to match manufacturer specific style.

Each design is life tested to ensure mechanical integrity and proper function.

Direct replacement and operation

Heavy-duty steel or aluminum casting

Key-coded for quick, easy installation

Original Engine Management Ilc190 Ignition Lock Cylinder, Silver/Black

ORIGINAL ENGINE MANAGEMENT
ILC190
2.81 X 1.56 X 1.38 Inches
0.10 pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Ignition Lock Cylinder Assemblies are produced to original equipment appearance and keys are shaped to match manufacturer specific style.

Each design is life tested to ensure mechanical integrity and proper function.

Direct replacement and operation

Original Engine Management Ilc84 Ignition Lock Cylinder,Black

ORIGINAL ENGINE MANAGEMENT
ILC84
8.50 X 4.50 X 3.50 Inches
0.53 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Ignition Lock Cylinder Assemblies are produced to original equipment appearance and keys are shaped to match manufacturer specific style.

Each design is life tested to ensure mechanical integrity and proper function.

Direct replacement and operation

Heavy-duty steel or aluminum casting

Key-coded for quick, easy installation

Original Engine Management Ilc191 Ignition Lock Cylinder

ORIGINAL ENGINE MANAGEMENT
ILC191
2.81 X 1.56 X 1.38 Inches
0.15 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Direct replacement and operation

Each design is life tested to ensure mechanical integrity and proper function

Ignition Lock Cylinder Assemblies are produced to original equipment appearance and keys are shaped to match manufacturer specific style

Package Dimensions: 7.62 H x 8.128 L x 8.382 W (centimetres)

Original Engine Management Ilc147 Ignition Lock Cylinder

ORIGINAL ENGINE MANAGEMENT
ILC147
3.92 X 3.19 X 5.51 Inches
0.15 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Ignition Lock Cylinder Assemblies are produced to original equipment appearance and keys are shaped to match manufacturer specific style.

Each design is life tested to ensure mechanical integrity and proper function.

Direct replacement and operation

Heavy-duty steel or aluminum casting

Key-coded for quick, easy installation

Original Engine Management Ilc176 Ignition Lock Cylinder

ORIGINAL ENGINE MANAGEMENT
ILC176
2.81 X 1.56 X 1.38 Inches
0.85 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Direct replacement and operation

Each design is life tested to ensure mechanical integrity and proper function.

Ignition Lock Cylinder Assemblies are produced to original equipment appearance and keys are shaped to match manufacturer specific style.

Fit type: Vehicle Specific

Original Engine Management Ilc134 Ignition Lock Cylinder

ORIGINAL ENGINE MANAGEMENT
ILC134
2.81 X 1.56 X 1.38 Inches
0.15 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Ignition Lock Cylinder Assemblies are produced to original equipment appearance and keys are shaped to match manufacturer specific style.

Each design is life tested to ensure mechanical integrity and proper function.

Direct replacement and operation

Heavy-duty steel or aluminum casting

Key-coded for quick, easy installation

Original Engine Management Ilc129 Ignition Lock Cylinder

ORIGINAL ENGINE MANAGEMENT
ILC129
2.42 X 2.23 X 2.79 Inches
0.15 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Ignition Lock Cylinder Assemblies are produced to original equipment appearance and keys are shaped to match manufacturer specific style.

Each design is life tested to ensure mechanical integrity and proper function.

Direct replacement and operation

Heavy-duty steel or aluminum casting

Key-coded for quick, easy installation

Original Engine Management Ilc45 Ignition Lock Cylinder

ORIGINAL ENGINE MANAGEMENT
ILC45
4.56 X 5.00 X 4.38 Inches
0.65 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Ignition Lock Cylinder Assemblies are produced to original equipment appearance and keys are shaped to match manufacturer specific style.

Each design is life tested to ensure mechanical integrity and proper function.

Direct replacement and operation

Heavy-duty steel or aluminum casting

Key-coded for quick, easy installation

Original Engine Management Ilc189 Ignition Lock Cylinder

ORIGINAL ENGINE MANAGEMENT
ILC189
2.22 X 1.65 X 4.04 Inches
5.29 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Ignition Lock Cylinder Assemblies are produced to original equipment appearance and keys are shaped to match manufacturer specific style

Each design is life tested to ensure mechanical integrity and proper function

Direct replacement and operation

Package Dimensions: 7.62 H x 8.382 L x 8.382 W (centimetres)

Original Engine Management Ilc194 Ignition Lock Cylinder

ORIGINAL ENGINE MANAGEMENT
ILC194
2.81 X 1.56 X 1.38 Inches
0.15 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Ignition Lock Cylinder Assemblies are produced to original equipment appearance and keys are shaped to match manufacturer specific style

Each design is life tested to ensure mechanical integrity and proper function

Direct replacement and operation

Package Dimensions: 8.4 H x 7.5 L x 8.0 W (centimetres)

Original Engine Management Ilc146 Ignition Lock Cylinder

ORIGINAL ENGINE MANAGEMENT
ILC146
2.81 X 1.56 X 1.38 Inches
0.15 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING

Features

Ignition Lock Cylinder Assemblies are produced to original equipment appearance and keys are shaped to match manufacturer specific style.

Each design is life tested to ensure mechanical integrity and proper function.

Direct replacement and operation

Heavy-duty steel or aluminum casting

Key-coded for quick, easy installation

Original Engine Management Ilc187 Ignition Lock Cylinder

ORIGINAL ENGINE MANAGEMENT
ILC187
2.81 X 1.56 X 1.38 Inches
0.30 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
PartsHawk 9.44

Features

Direct replacement and operation

Each design is life tested to ensure mechanical integrity and proper function.

Ignition Lock Cylinder Assemblies are produced to original equipment appearance and keys are shaped to match manufacturer specific style.

Package Dimension : 3.2 inches L x 3.1 inches W x 3.2 inches H

Original Engine Management Ilc137 Ignition Lock Cylinder

ORIGINAL ENGINE MANAGEMENT
ILC137
2.81 X 1.56 X 1.38 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Ignition Lock Cylinder Assemblies are produced to original equipment appearance and keys are shaped to match manufacturer specific style.

Each design is life tested to ensure mechanical integrity and proper function.

Direct replacement and operation

Heavy-duty steel or aluminum casting

Key-coded for quick, easy installation

Original Engine Management Ilc136 Ignition Lock Cylinder

ORIGINAL ENGINE MANAGEMENT
ILC136
2.00 X 3.00 X 1.00 Inches
0.01 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Ignition Lock Cylinder Assemblies are produced to original equipment appearance and keys are shaped to match manufacturer specific style.

Each design is life tested to ensure mechanical integrity and proper function.

Direct replacement and operation

Heavy-duty steel or aluminum casting

Key-coded for quick, easy installation

Top 10 lock cylinders Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Original Engine Management 15

Top 10 lock cylinders Brands Pie Chart


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