Top 10 Compression Tester Extension – Engine Compression Gauges

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INNOVA 3619 OHC Compression Tester Extension

INNOVA #ad - Makes it possible to safely and easily perform compression tests on vehicles with difficult access points. Perfect add on tool for performing compression tests on single overhead camshaft and dual overhead camshaft applications. Allows for easy access to recessed spark plug holes. Can be used with any compression tester. 8-inch long reach adapter.
BrandINNOVA #ad
ManufacturerINNOVA #ad
Height6.5 Inches
Length10 Inches
Weight0.3 Pounds
Width2.5 Inches
Part Number3619
Warranty1 year limited

2. PMD Products


Compression Gauge Test Set for Engine Cylinders Diagnostic Tester with 8" Extension Tube

PMD Products #ad - 3" gauge has dual color scale with 0-300 PSI, 0-20 kPa. Includes popular 10mm, 12mm, 14mm and 18mm spark plug adapters. Fittings: m10, m14, m18 male, m12, with “O” Ring. Adapters for a wide number of vehicles spark plug types/depths. Kit includes 2 rubber cones ends for quick check no need to thread into head and 8" 14MM thread aluminum extension tube.
BrandPMD Products #ad
ManufacturerPMD Products #ad
Part Number66311

3. Thorstone


8pcs 0-300 PSI , Thorstone Compression Tester, Small Engine Cylinder Pressure Gauge for Petrol Gas Engine, Automotive Truck Motorcycle,T753452

Thorstone #ad - Pressure gauge: manometer with dual range 0-21 bar or 0-300 psi and rubber on the surface to prevent scratches. Build-in check valve and vent valve on the stem make the tester more accurately.

The part of the extension hose are anti-oxidation and corrosion. Usage: the tester kit is designed for checking compression on petrol engine quickly and accurately. After-sales service:if there's any question a bout this product, feel free to contact us, we'll give you an exact answer within 24h. Universal compatibility: come with m18*1. 5, m10*1. 0, m14*1. 25, m12*1.

25 thread adapters, 2 rubber cones extensions. Can be applied to different situations. Premium quality:the thread adapters are heat treated with High performance mechanical Strength and resistance to abrasion and impact. It detects valve sticking, carbon deposits, cylinder head cracked or main gasket damage, piston damage, poor or worn piston ring installation.
BrandThorstone #ad
ManufacturerThorstone #ad
Part NumberT753452

4. AutoRocking


AutoRocking Petrol Cylinder Compression Tester Kit Gas Engine Leakage Diagnostic Tools 0-300 PSI Dual Scale Pressure Gauge Extension Hose Spark Plug Adapters for Car Motorcycle Lawn Mower

AutoRocking #ad - Package included: 1 x spring buckle gauge; 1 x straight rubber cone ends adapter; 1 x curved rubber cone ends adapter; 4 x brass adapter with metric M10 M12 M14 M18 male fitting and o-ring; 1 x 14" extension hose.

Professional: designed to check the amount of leakage in an engine cylinder and helps determine the source. The instrument panel is easy to read and comes with a lightweight & scratch-resistant resin cover and a rubber cover to ensure a long service life. Abs case: for the convenience of storage and carrying, we have specially made a premium ABS case, which has excellent shock absorption performance to protect the gauge from damage.

Observe the change in the readings in the cylinder to diagnose the fault, suitable for both novices, and professional mechanics, simple and convenient. Wide compatibility: compatible with a variety of common engine faults such as worn piston rings, cylinder head cracks, worn valves and blown head gaskets. Includes multi-size adapters straight + curved + male fittings. Dual unit: 0-300 psi, 0-21 kgf/cm².
BrandAutoRocking #ad
ManufacturerAutoRocking #ad
Part Number0802AR303163Rocking-07

5. OTC


Deep Well Connector, OTC 5603 Compression Tester

OTC #ad - Use with otc compression testers or other compression. Solid steel 8 inch length shaft. Upper t-wing grip for ease of installation and removal. Corrosion resistant nickel plated finish. Popular 14mm thread for both flat and tapered seat plugs.
BrandOTC #ad
ManufacturerOTC #ad
Height1 Inches
Length12.25 Inches
Weight0.35 Pounds
Width5 Inches
Part Number5603
WarrantyLimited Lifetime Warranty



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

BETOOLL #ad - Completed kit comes With Adapters For Most Applications. Checking compression On Petrol Engine Quickly And Accurately. Kits includes 2 rubber cones Ends Which Do Not Need To Thread Into Head. Easy pressure release Button On Side Of Tester. 3" gauge features Dual Color Scale.
BrandBETOOLL #ad
ManufacturerSZBRT #ad
Height2.36 Inches
Length12.99 Inches
Weight0.09 Pounds
Width10.24 Inches
Part NumberBRT-14-130



AUTO Tools Petrol Gasoline Engine Cylinder Compression Tester Kit with M10 M12 M14 M16 M18

UTMALL #ad - Thead sizes:m18×1. 5, m14×1. 25, m12×1. 25, m16*1. 5, m10×1. 0 Quickly and accurately check compression on petrol engines.
BrandUTMALL #ad
Part NumberUT1-006B

8. Sunpro


Actron CP7827 Compression Tester Kit

Sunpro #ad - Gauge features a 2-1/2 inch diameter, easy-to-read face with standard and metric scales: 0-300 PSI and 0-2100 kPa. Convenient push-button side release valve allows repeated testing without the need to disconnect between tests.

14mm and 18mm ends fit most thread sizes while included 14mm long reach adapter is perfect for many late model vehicles wth deeply recessed spark plugs. 17 inch, oil and grease resistant hose features a quick release connection at the gauge for faster, high-pressure, flexible, easier use. Actron's compression Tester Kit detects worn piston rings, burnt valves, and blown head gaskets.
BrandSunpro #ad
ManufacturerSunpro #ad
Height2 Inches
Length12 Inches
Weight1.04 Pounds
Width5 Inches
Part NumberCP7827
Warranty1 year

9. Actron


Actron CP7828A Professional Compression Tester Kit with 10mm, 14mm, and 18mm Adapters, 14mm Long Reach, Black, 12mm

Actron #ad - Convenient push-button side release valve allows repeated testing without the need to disconnect between tests. Actron's professional compression tester kit detects worn piston rings, small engines, motorcycles, burnt valves, snowmobiles, and blown head gaskets on most foreign and domestic vehicles, and ATVs.

Gauge features a 2-1/2 inch diameter, easy-to-read white face with standard and metric scales: 0-300 PSI and 0-2100 kPa, accurate bourdon tube movement, and heavy-duty rubber boot. Includes adapters for most standard spark plug thread sizes: 10mm, 14mm long reach, 14mm, 12mm, and 18mm plus a handy repair kit with valves and rubber O-rings.17 inch, oil and grease resistant hose features a quick release connection at the gauge for faster, high-pressure, flexible, easier use.
BrandActron #ad
ManufacturerActron #ad
Height5 Inches
Length1.5 Inches
Weight1.33 Pounds
Width12 Inches
Part NumberCP7828A
Warranty1 year parts, 1 year labor

10. Sutekus


Sutekus 300PSI Engine Compression Tester Kit Cylinder Pressure Test Gauge Automotive Tool Gauge with Adapters

Sutekus #ad - Includes 4 different sizes brass adapters10mm/12mm/14mm/18mm for compatibility with a wide range of vehicles. Package includes: 1x pressure gauge, 1x curved connector, m12, 1x straight connector, 4x brass adapters with metric male fittings & O-rings: M10, m14, M18; 1x 16" long extension hose. Dual units 0-300 psi, 0-20 kg/cm² panel is easy to read. Sutekus compression Tester is for testing compression pressure of petrol, gas, and fuel engine cylinders. Pressure release button on the side of the tester helps with easy pressure release.
BrandSutekus #ad
ManufacturerSutekus #ad
Part NumberSTK-PG300