Our 10 Best Leakdown Tester – Top Picks For 2021

Would you like some assistance selecting a leakdown tester? We ranked them based on expert reviews. Here are the top ranked leakdown testers, along with those that sell well.

Don't know what best leakdown tester to buy? As we have already gone through the leakdown tester research process, we understand this problem.

Our comprehensive leakdown tester list includes the best leakdown testers available on the market today. Several hours of research and combining all of the current models lead to the top leakdown tester of 2021. Here are our rankings!

10 Best leakdown tester Editor Recommended:

Buyer's Guide of Best leakdown tester

Bestseller No. 1
Cylinder Leak Down Tester,Compression Test kit - Engine Cylinder Dual...
  • Cylinder leak down tester,compression test kit -Engine Cylinder Dual Gauge Leakdown Tester kit Diagnostics Tool.
  • UNIVERSAL FITMENT. Suits all local and imported cars and trucks, ideal for testing trucks and car models where clearance is minimal. check the amount of leakage in 4-stroke engines.
  • Designed to detect a variety of common engine faults such as worn piston rings, cylinder head cracks, worn valves and blown head gaskets. It checks the amount of leakage in an engine cylinder and helps determine the source.
  • PACKAGE CONTENTS: 480mm flexi hose, 12mm and 14mm spark plug adapters, fixed short connector M14 x 26mm, fixed long connector M16 x 26mm, pressure gauge, cylinder leakage gauge, air regulator, instructions, and carrying case.
  • GUARANTEE. We provide our worry-free 24-Hour reply, 30-Day Refund.
Bestseller No. 2
New Leak Down Tester Tu-21 Engine Cylinder Leak Tester Leakage...
  • FITS YOUR VEHICLE -- It is compatible with gasoline 4-stroke engines and 12mm or 14mm spark. As long your vehicle has a standard spark plug socket, this set will work for you.
  • COMPARE CYLINDERS -- It best tests cylinder leak down and compression when comparing a suspect cylinder to a known good cylinder on the same engine.
  • EASY TO USE -- Remove the Schrader valve and turn the regulator off before applying shop air. Install the hose to the cylinder, the unit to an air supply, calibrate the leak gauge, and connect the unit to the cylinder hose. Diagnosis is made by observing...
  • Designed to detect a variety of common engine faults. including: Worn piston rings, worn valves, cracks in cylinder walls and blown head gaskets.
  • Suitable for use on any petrol engine with 10, 12 or 14mm spark plugs. Tester checks the amount of leakage in an engine cylinder & helps determine the source. Ideal for testing trucks & late model cars where clearance is minimal.
SaleBestseller No. 3
OTC 5609 Cylinder Leakage Tester Kit
  • OTC's Cylinder Leakage Tester Kit quickly diagnoses internal engine problems like bad rings, valves, and leaking head gaskets and comes complete with adapters for most applications
  • Dual 2-1/2 inch gauges read 0-100 psi and 0-700 kPa and feature chrome bezels and rugged protective outer boots
  • Kit features a pressure regulated manifold with quick couplers, 24 inch long 14mm flex hose, and 10 mm, 12 mm, and 18 mm thread adapters
  • Rugged, blow molded storage case with removable lid keeps components organized and protected when not in use
  • Includes detailed instruction chart
Bestseller No. 4
Prokomon Cylinder Leak Down Tester,Compression Test kit -Engine...
  • ◇ FITS YOUR VEHICLE -- It is compatible with gasoline 4-stroke engines and 12mm or 14mm spark. As long your vehicle has a standard spark plug socket, this set will work for you
  • ◇ COMPARE CYLINDERS -- It best tests cylinder leak down and compression when comparing a suspect cylinder to a known good cylinder on the same engine
  • ◇ EASY TO USE -- Remove the Schrader valve and turn the regulator off before applying shop air. Install the hose to the cylinder, the unit to an air supply, calibrate the leak gauge, and connect the unit to the cylinder hose. Diagnosis is made by...
  • ◇ Designed to detect a variety of common engine faults. including: Worn piston rings, worn valves, cracks in cylinder walls and blown head gaskets
  • ◇ Suitable for use on any petrol engine with 12 or 14mm spark plugs. Tester checks the amount of leakage in an engine cylinder & helps determine the source. Ideal for testing trucks & late model cars where clearance is minimal
Bestseller No. 5
Cylinder Leak Tester Kit, Professional Auto Petrol Engine Compression...
  • 【Package Include】High quality TU-21 cylinder leak detector, including double gauge system, 2-1/2" input pressure gauge, snap-on quick connect male connector, gauge scale 0-100PSI, 12mm, 14mm spark plug adapters, air regulator and carry case.
  • 【Main Function】Designed to detect a variety of common engine faults such as worn piston rings, cylinder head cracks, worn valves and blown head gaskets.
  • 【High Performance】Designed to check the amount of leakage in 4-stroke engines. It checks the amount of leakage in an engine cylinder and helps determine the source.
  • 【Professional Design】Deal for testing trucks and car models where clearance is minimal.
  • 【Widely Used】Completed kit comes with adapters for most applications, the cylinders engine compression gauge test det is fit for all local and imported cars and trucks.
Bestseller No. 6
Performance Tool W89729 Leak-Down Test Kit (Not a compression Tester)...
153 Reviews
Performance Tool W89729 Leak-Down Test Kit (Not a compression Tester)...
  • Pressure regulated manifold and quick couplers
  • 12 millimeter and 14 millimeter thread adapters
  • Helps identify causes of low cylinder compression of internal engine problems such as bad rings valves and leaking head gaskets
  • Blow molded hard case for storage
  • Dual 2-1/2 inch gauges with protective outer shell
Bestseller No. 7
Tu-21 Cylinder Leakage Leakdown Leak Detector Engine Compression...
  • Designed to detect a variety of common engine faults including: Worn piston rings, worn valves, cracks in cylinder walls and blown head gaskets.
  • Available with either single gauge or twin gauge manifold. Gauge(s) show % of cylinder leakage or cylinder leakage and cylinder pressure.
  • Suitable for use on any petrol engine with 12 and 14mm spark plugs.
  • TU-21 Cylinder Leak Detector Tester checks the amount of leakage in an engine cylinder & helps determine the source. Best used when comparing a suspect cylinder to a known good cylinder on same engine. Ideal for testing trucks & late model cars where...
  • Pinpoint the source of compression problems by doing cylinder leak-down tests Works with domestic and import engines Input and leakage gauges with rubberized housing Air pressure: 0-7 BAR, 0-100 PSI Brass fittings Measures leak percentage from 0-100% 1/8"...
Bestseller No. 8
JIFETOR Cylinder Leak Down Tester Kit, Professional Dual Pressure...
  • ENGINE CYLINDER LEAKAGE TEST: JIFETOR cylinder leak gauge set is designed to detect a variety of common engine faults including: worn piston rings, worn valves, cracks in cylinder walls and blown head gaskets. Available with either single gauge shows % of...
  • WORKING PRINCIPLE OF LEAKDOWN DETECTOR: Once the leakage tester has been connected to one of the cylinders, compressed air (45-100psi) is fed into that particular cylinder through the built in pressure regulator. Diagnosis is made by observing the amount...
  • DUAL PRESSURE GAUGES ASSEMBLY: There are American style air plug, pressure regulating valve, aluminum manifold body, cylinder pressure gauge, cylinder leakage gauge, 19" long rubber nylon resin hose with quick coupler on the assembly. The two gauges adopt...
  • 3 ADAPTERS AND OTHER PARTS: There are 3 sizes adapters brass coated aluminum 14mm(fixed on a 10" long hose), aluminum 12mm and 10mm (both can be connected to 14mm adapter), can help to test the gasoline engine with 10 12 14mm spark plugs. The instruction...
  • SATISFACTORY CUSTOMER SERVICE: Please unscrew the adapter after the cylinder is cooled to prevent the hose from softening and not driving the adapter to rotate together. 30 days full refund with returned undamaged JIFETOR dual gauges gasoline engine...
Bestseller No. 9
Proform 66839 Dual Gauge Leakdown Tester
  • Domestic Shipping:This item is available for shipping in t, Item Weight:1.65 pounds, Item Model Number:66839, Brand:ProForm
  • Shipping Weight:1.65 pounds, California Residents:Click here for Proposition 65 warning, Oem Part Number:66839
  • International Shipping:This item can be shipped to select count, Product Dimensions:120 x 132 x 48 inches, Manufacturer Part Number:66839, Mpn:66839
  • Fit type: Vehicle Specific
  • Package Dimension : 3.555 centimeters L x 24.384 centimeters W x 24.637 centimeters H
Bestseller No. 10
MengYoo New Generation Cylinder Leak Down Tester,Engine Cylinder Dual...
  • ❥(^_-)Suits all local and imported cars and trucks, ideal for testing trucks and car models where clearance is minimal. Designed to detect a variety of common engine faults such as cylinder head cracks, worn piston rings, worn valves and blown head...
  • ❥(^_-)Equipped with 2-1/2" input pressure gauge for proper leakage test setup and accurate results.
  • ❥(^_-)Available with either single gauge or twin gauge manifold. Gauges show % of cylinder leakage or cylinder leakage and cylinder pressure.
  • ❥(^_-)Content: 1 x Cylinder Leak Detector ,1 x Instruction manual.

Think about these factors before you buy your first leakdown tester.

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The Bmoharrisbradleycenter can do with its thoughts and recommendations is to suggest things you should consider reading before reaching a purchase decision. Among the questions that you might ask are:

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Considerations to Make When Choosing A leakdown tester

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The following factors should be taken into consideration when choosing a leakdown tester on Amazon:

Price

The price has to be considered when buying leakdown testers from Amazon. People would not refuse products of high quality and reasonable prices. Comparison shopping can help you pick the best deal among multiple sellers.

Brand

Consider your brand when purchasing a leakdown tester on Amazon. Several kinds of brands are offered by different sellers, and in order to make the right choice, you should be familiar with the brands offered by each seller. Most consumers find Apple products more expensive than less popular but more expensive brands.

Function

Make sure you are considering the functionality of a leakdown tester before spending your money. In general, a leakdown tester's functionality is determined by its specifications. With more sophisticated specs, functionality increases.

Old Customer Reviews

Customer feedback most often pertains to the different leakdown testers they purchased from Amazon. Reviewers' comments always appear on the product page. A review of the leakdown tester you would like will provide you with valuable information.

Conclusions

Before a best leakdown tester could be generated, you only had to know that. You are going to have great success with your new purchase! Feel free to provide us with feedback!

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