Best Motorcycle Engine Compression Gauges in 2026

2 ½" triple scale gauge (0-300 psi, 0-21 kg/cm², 0-20 bar)

16" rubber hose (with 14mm & 18mm spark plug adapters)

18mm, 14mm, 12mm & 10mm adapters

Adapters for a wide number of vehicles (spark plug types/depths)

Includes 2 rubber cones ends for quick check (no need to thread into head)

3" Gauge has dual color scale with 0-300 PSI, 0-20 kPa

【Deluxe Design Set】: Complete package for compression testing on gasoline engines, comes with 4 adapters of standard and specialty, and 16-inch flex hose gauge assembly with quick coupler, all firmly stored in the deluxe case.

【Accurate Measurement】: Digital compression gauge has incredible 0.5 display resolution within 1% of the exact pressure ranged from 10-200 PSI.

【Smart Display and Bleeder Valve】: Wide backlit LCD screen displays large, clear numbers in 4 units. Auto off after 2.5 minutes of inactivity to preserve battery life. Side bleeder valve allows repeated tests without disconnecting the hose.

CYLINDER COMPRESSION TEST AND DIAGNOSTIC: JIFETOR automotive engine compression tester kit is used for measuring pressure on gasoline engine cylinder quickly and accurately. The gauge readings assist to diagnose if there are following problems: valve sticking, carbon build-up, cracked cylinder head or defective main gasket, poorly seated or worn piston rings, burned or damaged piston. Please refer to the vehicle manufacturer's service instructions or proprietary manual and our manual for detail

WIDE USE OF SMALL ENGINE COMPRESSION TESTER: There are 16" long flexible extension hose with 4 sizes (10mm 12mm 14mm 18mm) selectable brass adapters in the engine compression test kit, widely suitable for most types and depth spark plug well on gasoline petrol gas fuel engine cylinder, which is common in motorcycle, car, ATV, snowmobile, dirtbike, lawn mower, chainsaw etc. Please note, the engine compression gauge is not used for most diesel engine, due to the low pressure range 0-300PSI

UNIVERSAL AUTO CYLINDER PRESSURE TEST GAUGE CONNECTORS: The straight and angled push-on connectors in the cylinder compression tool kit are equipped with rubber tapered tip for easy and quick installation, you just need to push and hold it seal against cylinder head, rather than screw to tighten like 10mm 12mm 14mm 18mm appropriative adapters. These push-on connectors are also perfect for some types and depth spark well, which the appropriative adapters do not fit

Cylinder leak down tester,compression test kit -Engine Cylinder Dual Gauge Leakdown Tester kit Diagnostics Tool. Suitable for any gasoline engine with 14, 12 or 10mm spark plugs.

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.

FUNCTIONS: TEST CYLINDER COMPRESSION --- This cylinder compression tester kit is used for testing pressure on gasoline engine cylinder quickly and accurately. The gauge readings assist to diagnose if there are following problems: valve sticking, carbon build-up, cracked cylinder head or defective main gasket, poorly seated or worn piston rings, burned or damaged piston.

APPLICATIONS: GASOLINE ENGINE CYLINDER --- Come with different sizes rotary and push on adapters, widely suitable for most types and depth spark plug well on gasoline petrol gas fuel engine cylinder, which is common in motorcycle, car, truck, lawn mower, ATV and so on. NOT FOR DIESEL ENGINE.

UNIVERSAL: INCLUDE 10 CONNECT ADAPTERS --- 13-in-1 engine tester gauge kit includes 1-piece spring buckle gauge; 5-pieces brass adapters M10, M12, M14, M16, M18 for wide applications; 2-pieces straight and angled push-on connectors for direct testing; 1-piece extra long 8 inches extension straight rod, 1-piece 12 inches M12 extension hose rod and 1-piece 16 inches extension hose for long reach testing. Come with extra 2-piece spark plug testers.

【Complete Kit for Car Testing】: the 9pcs cylinder testing kit comes with 8 x compression tool and 1 x spark plug tester, total package includes 1 x SPARK PLUG TESTER, 1 x 300PSI DUAL UNITS GAUGE, 1 x STRAIGHT RUBBER CONE ADAPTER, 1 x CURVED RUBBER CONE ADAPTER, 4 x BRASS ADAPTERS, and 1 x 14-inch EXTENSION HOSE, complete package allows you to test the car’s condition easily by yourself

【Extra Value with Spark Plug Tester】: the spark tester is a must have diagnostic tool for engine which has a spark plug, you can diagnose ignition or engine outboard motor issues and a fault in the fuel delivery system quickly and easily; If spark is being sent, the tester will mirror the spark and you can see it light up, therefor you can find dirty spark plugs, defective points, bad cables or connections, etc.

【300psi Dual Units Gauge with 3” Dial】: easy to read this compression gauge which comes with 0 - 300 PSI and 0 - 20 kg/ cm square dual units, the gauge cover is protected by an anti-scratch coating and rubber protection to absorb shocks; Plus, all the items are contained in an ABS case for easy storage, the fittings can accommodate most or all of your needs for most engines, good kit overall for your garage

Sturty & Durable: Made of high-quality materials, and treated with rust and corrosion protection, sturty and durable enough. Large acrylic dial with rubber cover is convenient to read datas more accurately. Pressure range: 0-300 psi, 0-20kg/cm².

Professional Tester Kit: Our cylinder compression tester kit is a professional tool to measure pressure on gasoline engine cylinder quickly and accurately. It is suitable for petrol engines on motorcycles, cars, trucks, ATVs, and any other vehicles.

Easy to Carry: The handheld carrying case is made of high quality PVC, keeps all accessories in place and protects the gauges during storage and transportion.

ADVANCED COMPRESSION TEST: Includes everything you need for a fast & effective compression pressure testing of petrol, gas, and fuel engine cylinders for most spark plug types on cars, trucks, motorcycles, marines, ATVs, UTVs, snowmobiles, boats, & more

UNIVERSAL COMPATIBILITY: Includes multi-size adapters (straight, curved, & male fittings) for compatibility with a wide range of vehicles. All components are protected in a custom ABS carry case for easy organization and transport.

STURDY & ANTI-RUST: Easy-to-read instrument panel with dual units (0-300 psi, 0-21 kg/cm²). Acrylic glass gauge cover with anti-scratch coating and rubber protective cover for outstanding shock-absorption performance.

Sturty & Durable: Made of high-quality materials, and treated with rust and corrosion protection, sturty and durable enough. Large acrylic dial with rubber cover is convenient to read datas more accurately. Pressure range: 0-300 psi, 0-20kg/cm².

Professional Tester Kit: Our cylinder compression tester kit is a professional tool to measure pressure on gasoline engine cylinder quickly and accurately. It is suitable for petrol engines on motorcycles, cars, trucks, ATVs, and any other vehicles.

Easy to Carry: The handheld carrying case is made of high quality PVC, keeps all accessories in place and protects the gauges during storage and transportion.

FUNCTIONS: TEST CYLINDER COMPRESSION --- This cylinder compression tester kit is used for testing pressure on gasoline engine cylinder quickly and accurately. The gauge readings assist to diagnose if there are following problems: valve sticking, carbon build-up, cracked cylinder head or defective main gasket, poorly seated or worn piston rings, burned or damaged piston.

APPLICATIONS: GASOLINE ENGINE CYLINDER --- Come with different sizes rotary and push on adapters, widely suitable for most types and depth spark plug well on gasoline petrol gas fuel engine cylinder, which is common in motorcycle, car, truck, lawn mower, ATV and so on. NOT FOR DIESEL ENGINE.

UNIVERSAL: INCLUDE 9 CONNECT ADAPTERS --- 10-in-1 engine tester gauge kit includes 1-piece spring buckle gauge; 5-pieces brass adapters M10, M12, M14, M16, M18 for wide applications; 2-pieces straight and angled connector for direct testing; extra long 8 inches extension tube and 16 inches extension hose for long reach testing.

Sturty & Durable: Made of high-quality materials, and treated with rust and corrosion protection, sturty and durable enough. Large acrylic dial with rubber cover is convenient to read datas more accurately. Pressure range: 0-300 psi, 0-20kg/cm².

Professional Tester Kit: Our cylinder compression tester kit is a professional tool to measure pressure on gasoline engine cylinder quickly and accurately. It is suitable for petrol engines on motorcycles, cars, trucks, ATVs, and any other vehicles.

Easy to Carry: The handheld carrying case is made of high quality PVC, keeps all accessories in place and protects the gauges during storage and transportion.

【APPLICABLE】Quickly and accurately check compression with this Automotive Compression Tester Kit. Compact with easy to read gauge makes it an ideal accessory for the mechanically minded.

【FEATURE】Compatible for use on petrol engines motorcycles and automotive vehicles. Diagnose and repair problems all in the convenience of your own garage.

【INCLUDING】Manometer with two test pressure: 0 - 300 PSI / 0 - 21 kg / CM². Hose overall length: 430mm, pressure tube length: 153mm, angled pressure tube length: 155mm.

✔【Cylinder Pressure Gauge Set】 -- Small engine compression tester is made of durable material for long-lasting use. Checing compression of petrol engines quickly and accurately. Diagnose various common engine faults. Widely suitable for most types and depth spark plugs of gasoline engine cylinder, commonly used in motorcycle, car, truck, ATV and other types 2 or 4 stroke etc. Please press it to release pressure before the test is over.

✔【Motorcycle Engine Testing Tools】-- The precision pressure gauge is equipped with quick coupler, resin gauge cover with anti-scratch coating and aluminum protective cover, and build-in check valve with pressure-maintaining function,which makes the tool has a stronger sealing performance and a more accurate readings. Easy to read colored dial with triple scale gauge (0-300 psi, 0-21 kg/cm², 0-20 bar). The release valve allows repeated tests without hose reassembly.

✔【Universal Compatibility】-- There are 4 different sizes of brass adapters with sealed O-ring in the cylinder testing kit for vehicles and motorcycles, meets many practical needs. 45° universal direct shaft & straight universal direct shaft, equipped with rubber cone tip for easy and quick installation, you just need to push and hold it seal against cylinder head; 16.75" rubber extension hose for long reach testing.

AUTOMOTIVE CYLINDER COMPRESSION TESTER: JIFETOR engine compression tester kit performs specific accurate pressure test for gasoline engines, especially for small engines within a short time. The varied gauge reading can directly reflect whether there are some faults in the cylinder such as worn piston rings or valves, carbon build-up, cracked cylinder walls and blown head gaskets, etc. Widely suitable for motorcycles, cars, trucks, ATV's, snowmobiles, dirtbikes, lawn mowers, chainsaws, etc.

3" DIAL COMPRESSION GAUGE: The pressure gauge features clear reading, good air tightness and high precision. Equipped with dual scale big dial, quick coupler, anti-scratch resin window and rubber cover around for protection. The build-in check valve holds pressure to get maximum pressure value, and the release valve allows repeated tests without hose reassembly, save trouble. Remember to press it to release pressure before the test is over. Range: 0-300psi/0-20bar. Not for most diesel engines.

DEDICATED AND UNIVERSAL ADAPTERS: Compression gage is respectively available with extension hose and universal straight or angled spark plug adapter. 4PCS dedicated brass fittings(10mm 12mm 14mm 18mm) with sealed O ring, work with extension hose or rod to connect the corresponding spark plug wells. Specially provided aluminum extension rod can be assembled to the extension hose, make it easier and more convenient for rotating while installing the brass fittings to or unscrewing them from engine

Engine Compression Gauge: Dual scale of 0-300 psi and 0-20 bar. The engine cylinder gauge tester is built with quick connect system and pressure relief button for easy assembly & disassembly and allows repeated tests without removing the hose over and over again. 3-inch easy to read gauge is covered by hard-wearing rubber coating to prevent accidental falls or scratches. High visibility dial and sensitive hand help to know realtime pressure at a glance.

Engine Compression Gauge: Dual scale of 0-300 psi and 0-20 bar. The engine cylinder gauge tester is built with quick connect system and pressure relief button for easy assembly & disassembly and allows repeated tests without removing the hose over and over again. 3-inch easy to read gauge is covered by hard-wearing rubber coating to prevent accidental falls or scratches. High visibility dial and sensitive hand help to know realtime pressure at a glance.

Adapters & Hose: Cylinder compression tester kit comes with 2pcs universal rubber cone end adapters(straight type and 45° angled type) for quick compression check, 4pcs brass adapters for most types & depths of spark plug wells. Popular thread sizes: M10×1.0, M12×1.25, M14×1.25, M18×1.5. Flexible reinforced high pressure rubber hose has 16" in length and 300 psi W.P for extension function, enduring torsion and temperature to ensure security assurances.

Air-compressed Work: This pneumatic cylinder leak down tester tool needs power support from air compressor (not provided in this package) within the standard shop air supply of 45-100 psi via American air quick plug. Black AR2000 air regulator valve is used for pressure adjustment to ensure that the input compressed air pressure can reach its required value at any time. Push out to use, and back to lock. Turn the knob anticlockwise to switch off before connecting.

Dual Detections: Cylinder leak tester tool approves cylinder pressure test for use in conjunction with cylinder leakproofness detection. Reading from dual scale (psi / bar) and 0-100% (Accuracy: ±0.5%), 3-inch gauges have clear dial and accurate pointers for easy view on readings at a glance. Leakdown gauge tool hooks up to air machine can help diagnose and identify common engine faults like worn piston rings, worn valves, cracks in cylinder walls and blown head gaskets.

Wide Coverage: It is not just as a compression tester. There is 1pc 10" rubber hose and 2pcs aluminum adapters besides the combustion leak tester. The cylinder compression tester kit provides all the tools necessary for the compression check and leakage test of engine cylinders on most import and export petrol gasoline makes and models with M10, M12 or M14 spark plugs. Especially good for testing trucks & car models where clearance is minimal. Ideal for mechanics and occasional amateurs.

Function: The cylinder compression tester kit is used to quickly and accurately test the cylinder pressure of gasoline engines. Meter readings can help diagnose the following problems: stuck valve, carbon deposits, cracked cylinder head or defective main gasket, poor or worn piston ring installation, burned or damaged piston.

Packing: Including 10 connection adapters --- 11-in-1 engine tester gauge kit including 1 piece spring buckle gauge; 5-piece brass adapter M10, M12, M14, M16, M18, widely used; a 200mm metal Extension rod connector, two 50mm metal aluminum rod straight and bent rod, an extension rod hose with M12*1.25 thread.

Application: Gasoline engine cylinder --- equipped with different sizes of rotating and push-in adapters, widely used in most types of gasoline gasoline gas engine cylinders and deep spark plugs, common in motorcycles, lawn mowers, cars, trucks, ATV and many more. Not suitable for diesel engines.

FUNCTIONS: TEST CYLINDER COMPRESSION --- This cylinder compression tester kit is used for testing pressure on gasoline engine cylinder quickly and accurately. The gauge readings assist to diagnose if there are following problems: valve sticking, carbon build-up, cracked cylinder head or defective main gasket, poorly seated or worn piston rings, burned or damaged piston.

APPLICATIONS: GASOLINE ENGINE CYLINDER --- Come with different sizes rotary and push on adapters, widely suitable for most types and depth spark plug well on gasoline petrol gas fuel engine cylinder, which is common in motorcycle, car, truck, lawn mower, ATV and so on. NOT FOR DIESEL ENGINE.

UNIVERSAL: INCLUDE 10 CONNECT ADAPTERS --- 12-in-1 engine tester gauge kit includes 1-piece spring buckle gauge; 5-pieces brass adapters M10, M12, M14, M16, M18 for wide applications; 2-pieces straight and angled push-on connectors for direct testing; 1-piece extra long 8 inches extension straight rod, 1-piece 12 inches M12 extension hose rod and 1-piece 16 inches extension hose for long reach testing. Come with extra 1-piece cylinder stethoscope.

【Spot on Accurate】This digital compression gauge provides accurate measurements with an impressive 0.5 display resolution, which is within 1% of the exact pressure range of 10-200 PSI. You can rely on consistent and precise readings with no need for guesswork, unlike analog gauges that rely on pointer comparison.

【Versatility】Our product offers versatility with compatibility for 3 different thread sizes, including 2 sizes on the hose and an additional adapter. It's the ideal tool for all types of gasoline engines, including automotive, small engines such as lawn equipment, chainsaws, and four-wheelers, outboard boat motors, motorcycles, dirt bikes, and ATVs.

【Simple and Straightforward】13-inch hose ensure effortlessly reaches deepest spark plugs, quick connect coupler for added convenience, and the side bleeder valve allows for multiple tests without disconnecting the hose. Additionally, the backlit LCD screen displays large, clear numbers in 4 units, making it effortless to read even in dimly lit environments.

[Reliable and Accurate]: A 2.75-inch diameter gauge makes it easy for you to read at a glance. And this gauge is marked with three scales—0 to 300 PSI; 0 to 21 kg/cm2; and 0 to 20 bar. The gauge also includes a pressure release valve.

[Remarkable Endurance]: All of the fittings are made of corrosion-resistant brass, promising you a long service life. Each item has its place in a foam tray that fits snugly in the case to protect the compression tester in case you drop it or have to transport it.

[User-Friendly]: There are four adapters that let you attach the tester to spark plug ports measuring 10, 12, 14, and 18 mm, giving you the flexibility to diagnose almost any gasoline engine. And this kit includes a pair of rigid push-on connectors. These are useful on engines where the spark plugs are located at the bottom of deep wells.

Cylinder pressure gauge is special used to check the size of the gas pressure in the cylinder measuring tool. Here I want to introduce this Multi-function Cylinder Pressure Gauge for you. It is made of high quality alloy steel, plastics and rubber materials, durable and practical for you to use. Lightweight and portable, it is easy for you to use in the daily life. What's more, it has the function of compression gauge test set for engine cylinders diagnostic tester.

Made of high quality alloy steel, plastics and rubber materials, durable and practical

Includes 10mm, 12mm, 14mm and 18mm spark plug adapters

【FUNCTION OF COMPRESSION TESTER】The compression test kit is used to quickly and accurately measure the cylinder pressure of a gasoline engine. The gauge readings assist to diagnose if there are following problems: valve sticking, carbon build-up, cracked cylinder head or defective main gasket, poorly seated or worn piston rings, burned or damaged piston.

【WIDELY USED--FOR ENGINE CYLINDER PRESSURE TEST】Come with different sizes brass adapters, widely suitable for most types and depth spark plug well on gasoline petrol gas fuel engine cylinder, which is common in motorcycle, car, ATV, truck, lawn mower, and so on.

【PERFORMANCE OF PRESSURE GAUGE--300PSI, ACRYLIC AND RUBBER MATERIAL】This pressure gauge has a double unit of 0-300psi and 0-21kg/cm², which is convenient and easy to read. The pressure gauge cover is made of acrylic glass with anti-scratch coating; the rubber protective cover has excellent shock absorption performance. The built-in check valve has a pressure maintaining function to ensure that the pressure gauge obtains the maximum pressure at the spark plug during the compression process.

FITMENT. M10 adapter is suitable for motorcycles, M12 M14 M18 adapters are suitable for car.

FUNCTION. This compression tester can be quickly set to your bike/ car, then you can get accurate readings in valves, piston rings, cylinder bores or head gaskets.

UPGRADE DESIGN. Manometer with double graduation ( 0 to 300 psi, 0- 21 kg/ cm 2 ) and with rubber protection to prevent scratches.

◇ Deluxe Design Set: Comes with 4 adapters of standard and specialty(18mm, 14mm, 12mm & 10mm brass adapters match), and 16-inch flex hose gauge assembly with quick coupler

◇ Accurate Measurement: Digital compression gauge has incredible 0.5 display resolution within 1% of the exact pressure ranged from 10-200 PSI, Checking Compression On Petrol Engine Quickly And Accurately

◇ Smart Display and Bleeder Valve: Wide backlit LCD screen displays large, clear numbers in 4 units. Auto off after 2.5 minutes of inactivity to preserve battery life. Side bleeder valve allows repeated tests without disconnecting the hose

[Car Test Kit] The cylinder test kit is equipped with 8 compression tools, including: 1 300PSI dual-unit instrument, 1 straight rubber cone connector, 1 bent rubber cone connector, 4 brass connectors and 1 extension hose. The whole package allows you to test the car condition easily by yourself.

[Pressure Gauge] The pressure gauge cover is equipped with double-range color coding scale for easy reading, and the accurate pressure range is 10-300 PSI. The shell is protected by anti-scratch coating and rubber protective layer to absorb impact.

[Function] The automobile engine compression tester kit is used to quickly and accurately measure the pressure on the cylinder of the gasoline engine. The gauge readings help diagnose the following problems: stuck valves, carbon deposits, cracked cylinder heads or damaged main gaskets, poor or worn piston rings, burning or damaged pistons.

🚗【Package Includes】 This package has 10pcs in total, you’ll receive a cylinder compression tester kit including 1pc 300psi dual units gauge, 1pc straight rubber cone adapter, 1pc curved rubber cone adapter, 4pcs brass adapters, 1pc 14 inch extension hose. Coming with 1pc feeler gauge measuring tool and 1pc spark plug tester. A complete automotive engine cylinder compression tester kit can meet your needs to check and repair your engine.

🚗【Cylinder Compression Tester Kit】: This kit allows you to monitor the health of your engine and check the condition of your engine' s cylinders from our pressure gauge. The compression gauge is easy to read with the dual scale dial and quick coupling release valve. The flexible extension hose allows you to easily access spark plug ports. This kit is perfect for all types of petrol engines such as cars, trucks, motorcycles, marine, and small engines.

🚗【Accurate Pressure Gauge】: This pressure gauge with 0 - 300psi and 0 - 20 kg/cm square dual units is easy to read. First, disassemble the fuel pump and fuel injection fuse, disconnect the main wire of the coil and spark plug wire, and remove the spark plug; then manually start the threaded end of the compression gauge in a spark plug hole; finally, turn on the ignition, depress the accelerator, and turn the engine for four revolutions to obtain accurate data.

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 cylinder leakage, or twin gauge manifold show cylinder leakage and cylinder pressure. Suitable for any gasoline engine with 14, 12 or 10mm spark plugs. The % gauge is a precise instrument, please handle it with care

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 of leakage that is indicated on the cylinder leakage gauge and by listening for leakage at various points of the cars system. Please note: This cylinder leak tester is not suitable for shallow cylinder.

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 rubber cover protected 3" large dial, the pressure gauge with scale range 0-100psi/0-7bar, and the leakage gauge with color coded range marked with HIGH MODERATE LOW SET.

1️⃣ 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.

2️⃣ 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.

3️⃣ 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.