10 Best engine tools of 2025

Save up to 22% off

Best Choice

1

Winsgor

6434 Sleeve Height and Counter Bore Gauge for All Diesel Engines Cylinder Bore Gauge
9.7

Exceptional

Our Rating
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Value for Money

2

FOXWELL
FOXWELL NT301 OBD2 Scanner Live Data Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light

22% Off
Main highlights

Comprehensive Diagnostic Capabilities
Reads and clears DTCs, retrieves live data, and turns off CEL.

Ideal for DIY and Professional Use
Suitable for mechanics and car owners for quick diagnostics.

Praised User Interface
Intuitive and easy navigation praised by customers.
Key specs
- Screen Size:2.8 inches
- Power Source:Vehicle DLC
- Live Data:Supported
- Reset Services:Check engine light reset
- Special Features:Live data, OBDII monitors
9.6

Exceptional

Our Rating

9.1
worth the money

9.1
Precision

9.1
Simple to use
3

ANCEL
ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool, Read and Clear Error Codes for 1996 or Newer OBD2 Protocol Vehicle (Black)
Main highlights

Comprehensive Diagnostic Capabilities
The ANCEL AD310 reads and clears engine codes, displays live data, and supports all OBDII protocols for extensive vehicle compatibility.

Ideal for DIY Mechanics
Perfect for car owners who want to diagnose engine issues themselves and save on mechanic fees.

User-Friendly and Portable
Praised for its ease of use, portability, and quick diagnostic results according to customer reviews.
9.5

Excellent

Our Rating

9.7
Instruction

9.7
Simple to use

9.5
worth the money
4

BIG RED

BIG RED T32100 Torin Engine Hoist Shop Crane Accessory: Steel 3 Position Engine Leveler with Adjustable Handle, 3/4 Ton (1,500 lb) Capacity, Red
9.3

Excellent

Our Rating

9.9
Easy to build

9.3
worth the money

9.1
Simple to use
5

Moker
Moker Piston Ring Compressor Tool,Car Engine Piston Ring Installer Removal Kit，Adjustable Sizes From 2-1/8 Inches To 7 Inches (53mm - 175mm) with Piston Installer Plier
Main highlights

Universal Compatibility
Designed for all vehicle types; perfect for professionals and DIYers.

Ideal for Piston Installation
Simplifies installation and removal of piston rings without twisting.

Praised Durability
Crafted from high-strength spring steel for lasting performance.
Key specs
- product dimensions:7.01 x 4.21 x 2.8 inches
- material:Spring steel
- functions:Install and remove piston rings
- special features:Universal Compatibility
- capacity:Up to 6.4mm
9.1

Excellent

Our Rating
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6

Orion Motor Tech

Orion Motor Tech Valve Spring Compressor, 10 Piece Spring Clamp Tool Kit with C Clamp, Collet Pusher Adapters, Extension Rods, and Lever for Car, Motorcycle, ATV, and Small Engine Repairs
8.9

Very Good

Our Rating
7

SINGARO
SINGARO Inline Spark Plug Tester, Plug-in Engine Ignition Tester, Car Exterior Accessories, Automobile, Lawn Mower,Engine Verification-Armature Diagnostic Test Tool
Main highlights

Universal Application
The spark plug tester is suitable for small or large internal/external engines including cars, trucks, lawn mowers, marine engines, and motorcycles.

Ideal for Quick Troubleshooting
Easily connect the tester between the spark plug and wire; it identifies faults within 30 seconds by lighting up if a spark is detected.

Ease of Use
Customers appreciate the simplicity and effectiveness of the tool, highlighting its ability to quickly determine if power is reaching the spark plug.
8.8

Very Good

Our Rating

9.3
Simple to use

8.9
worth the money

8.2
lasts a long time
8

BETOOLL
BETOOLL HW0130 8pcs Petrol Engine Cylinder Compression Tester Kit Automotive Tool Gauge

10% Off
Main highlights

Quick and Accurate Compression Checking
Checking compression on petrol engines quickly and accurately with a dual color scale gauge, pressure range of 0-300psi, and easy pressure release button.

Versatile Engine Diagnostics
Ideal for diagnosing petrol engines on motorcycles, cars, trucks, ATVs, and more, with multiple adapters and rubber cones for easy and quick checks.

Consistent and Reliable Readings
Customers frequently praise the product for its consistent and reliable readings across multiple uses, despite some concerns over absolute accuracy.
Key specs
- Gauge Size:3 Gauge
- Hose Length:17.7 inches
- Pressure Range:0-300psi
- Adapters:10mm, 12mm, 14mm, 18mm
- Compatibility:petrol engines
8.7

Very Good

Our Rating

9.5
clearly written

9.3
Simple to use

8.9
worth the money
9

Swpeet
Swpeet 8Pcs 3" 4" 6" Piston Ring Compressor and Adjustable Piston Installation Tool Installer Removal Pliers with Wrench and Stainless Steel Feeler Gauge Assortment Kit for Car Engine
Main highlights

Comprehensive Kit Value
Includes piston ring compressors, pliers, wrenches, and feeler gauge for complete engine rebuilds.

Ideal for Engine Rebuilds
Perfect for car engine maintenance and piston ring installation.

Durability Praised by Users
Constructed from spring steel and stainless steel for long-lasting use.
Key specs
- Brand:Swpeet
- Power Source:Manual
- Material:Stainless Steel
- Product Dimensions:7L x 2.09W x 3H
- Item Weight:2.99 pounds
8.6

Very Good

Our Rating
10

Lucky Seven
CALU LUKY Carburetor Adjustment Tool kit for 2 Common Cycle Carburator Adjusting Small Engine Carb Tune up Adjusting Tool- Echo Poulan Husqvarna MTD Ryobi Homelite String Trimmer
Main highlights

Comprehensive Carburetor Adjustment Tool Set
Includes 10 tools, fits brands like Sears, Craftsman, Poulan, Echo, Toro, Ryobi, Homelite; comes with a carrying bag for easy organization.

Ideal for Small Engine Maintenance
Perfect for adjusting carburetors on 2-cycle engines, lawn mowers, chainsaws, and other outdoor power tools; includes all necessary tool types.

Highly Praised for Versatility and Quality
Customers appreciate the wide range of tools and the quality construction; handles are clearly marked, making it easy to select the right tool.
Key specs
- Carburetor:Adjustment Tool Kit
- Package Contents:10 carburetor tools, bag
- Compatibility:Sears, Craftsman, Poulan
- Gaskets:N/A
- Fuel Line:N/A
8.4

Good

Our Rating

9.5
worth the money

9.5
Simple to use

9.3
Easy installation

10 Best engine tools of 2025

1

6434 Sleeve Height and Counter Bore Gauge for All Diesel Engines Cylinder Bore Gauge

How do we rank?

How do we rank?

Analyzing top stores

2

FOXWELL NT301 OBD2 Scanner Live Data Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light

9.1

9.1

9.1

3

ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool, Read and Clear Error Codes for 1996 or Newer OBD2 Protocol Vehicle (Black)

9.7

9.7

9.5

4

BIG RED T32100 Torin Engine Hoist Shop Crane Accessory: Steel 3 Position Engine Leveler with Adjustable Handle, 3/4 Ton (1,500 lb) Capacity, Red

9.9

9.3

9.1

5

Moker Piston Ring Compressor Tool,Car Engine Piston Ring Installer Removal Kit，Adjustable Sizes From 2-1/8 Inches To 7 Inches (53mm - 175mm) with Piston Installer Plier

6

Orion Motor Tech Valve Spring Compressor, 10 Piece Spring Clamp Tool Kit with C Clamp, Collet Pusher Adapters, Extension Rods, and Lever for Car, Motorcycle, ATV, and Small Engine Repairs

7

SINGARO Inline Spark Plug Tester, Plug-in Engine Ignition Tester, Car Exterior Accessories, Automobile, Lawn Mower,Engine Verification-Armature Diagnostic Test Tool

9.3

8.9

8.2

8

BETOOLL HW0130 8pcs Petrol Engine Cylinder Compression Tester Kit Automotive Tool Gauge

9.5

9.3

8.9

9

Swpeet 8Pcs 3" 4" 6" Piston Ring Compressor and Adjustable Piston Installation Tool Installer Removal Pliers with Wrench and Stainless Steel Feeler Gauge Assortment Kit for Car Engine

10

CALU LUKY Carburetor Adjustment Tool kit for 2 Common Cycle Carburator Adjusting Small Engine Carb Tune up Adjusting Tool- Echo Poulan Husqvarna MTD Ryobi Homelite String Trimmer

9.5

9.5

9.3

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