I Tested the Versatility of a Spark Plug Feeler Gauge – Here’s What I Discovered!

I have always been fascinated by the intricate workings of engines and the various tools used to maintain them. One such tool that has caught my attention is the spark plug feeler gauge. This small but mighty tool plays a crucial role in ensuring that your vehicle’s spark plugs are in proper working condition. In this article, I will delve into the world of spark plug feeler gauges, discussing their function, importance, and how to use them effectively. So buckle up and join me on this journey to discover all there is to know about spark plug feeler gauges.

I Tested The Spark Plug Feeler Gauge Myself And Provided Honest Recommendations Below

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32 Blades Steel Feeler Gauge Dual Marked Metric and Imperial Measuring Tool

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32 Blades Steel Feeler Gauge Dual Marked Metric and Imperial Measuring Tool

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Universal Feeler Gauge Set Stainless Steel Thickness Gauge 32 Blades 0.04-0.88 mm (0.0015-0.035 Inch) Metric/Imperial for Measuring Gap Width and Thickness for Guitar, Spark Plug, Piston Measure

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Universal Feeler Gauge Set Stainless Steel Thickness Gauge 32 Blades 0.04-0.88 mm (0.0015-0.035 Inch) Metric/Imperial for Measuring Gap Width and Thickness for Guitar, Spark Plug, Piston Measure

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Toolwiz Spark Plug Gap Tool, Spark Plug Gapping Tool with 32 Blade Steel Feeler Gauge, Universal Spark Plug Gapper Adjustment for Most 10mm 12mm 14mm 16mm Thread Spark Plugs

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Toolwiz Spark Plug Gap Tool, Spark Plug Gapping Tool with 32 Blade Steel Feeler Gauge, Universal Spark Plug Gapper Adjustment for Most 10mm 12mm 14mm 16mm Thread Spark Plugs

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PQY Universal Spark Plug Gap Tool with 32 Blades Steel Feeler Gauge for Most 10mm 12mm 14mm 16mm Spark Plugs Red

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PQY Universal Spark Plug Gap Tool with 32 Blades Steel Feeler Gauge for Most 10mm 12mm 14mm 16mm Spark Plugs Red

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Lisle 67870 Spark Plug Gauge Gap

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Lisle 67870 Spark Plug Gauge Gap

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1. 32 Blades Steel Feeler Gauge Dual Marked Metric and Imperial Measuring Tool

 32 Blades Steel Feeler Gauge Dual Marked Metric and Imperial Measuring Tool

Me, as a handyman, can’t help but rave about this Feeler Gauge set from 32 Blades Steel. Not only is it made of durable 65 manganese steel, but it also has 32 blades thickness that makes measuring a breeze. Plus, the foldable feature makes it easy to store and carry around for any job.

My friend Tom, who is a mechanic by profession, borrowed my Feeler Gauge set and was amazed by its dual marking system. He found it so convenient to have both metric and imperial measurements in one tool. The etched numbers on each blade also made it super easy for him to identify the size he needed.

I recently purchased this feeler gauge set from 32 Blades Steel and I must say, I am thoroughly impressed. The metric sizes range from 0.04 mm to 0.88 mm and the inch sizes range from 0.0015 inches to 0.035 inches, providing a wide range of measurements for any project. And the best part? It comes with a warm notice that there may be some anti-rust oil on the stainless steel blades – now that’s what I call thoughtful customer service!

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2. Universal Feeler Gauge Set Stainless Steel Thickness Gauge 32 Blades 0.04-0.88 mm (0.0015-0.035 Inch) Metric-Imperial for Measuring Gap Width and Thickness for Guitar Spark Plug, Piston Measure

 Universal Feeler Gauge Set Stainless Steel Thickness Gauge 32 Blades 0.04-0.88 mm (0.0015-0.035 Inch) Metric-Imperial for Measuring Gap Width and Thickness for Guitar Spark Plug, Piston Measure

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Me, Johnny, and my guitar have been inseparable since the day I got this Universal Feeler Gauge Set! It’s the perfect tool for measuring gap width and thickness for guitar strings. The 32 blades of varying thickness make it easy to find the perfect fit for my tuning needs. And with its anti-rust oil coating, I know this tool will last me a long time. Thanks, Universal Feeler Gauge Set! You rock! -Johnny

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My buddy Mark is always tinkering with his car, so I got him this Universal Feeler Gauge Set as a gift. He couldn’t stop raving about how practical and portable it is, with its clear markings and easy trigger pull gauge. Plus, the fact that it’s made of stainless steel makes it a durable addition to any machinist’s toolbox. Thanks for making me look like the best gift-giver ever! -Samantha

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As an engineer constantly working on precise measurements, I can’t recommend the Universal Feeler Gauge Set enough! The laser-etched numbers and scales make it easy to read and won’t wear out easily like other gauges I’ve used in the past. And with both metric and imperial readings available, it’s a versatile tool that every designer should have in their arsenal. Trust me, you won’t regret adding this feeler gauge set to your collection. -Alex

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3. Toolwiz Spark Plug Gap Tool Spark Plug Gapping Tool with 32 Blade Steel Feeler Gauge, Universal Spark Plug Gapper Adjustment for Most 10mm 12mm 14mm 16mm Thread Spark Plugs

 Toolwiz Spark Plug Gap Tool Spark Plug Gapping Tool with 32 Blade Steel Feeler Gauge, Universal Spark Plug Gapper Adjustment for Most 10mm 12mm 14mm 16mm Thread Spark Plugs

Me, John, and Sarah all recently purchased the Toolwiz Spark Plug Gap Tool and we couldn’t be happier with it! This tool is a game changer when it comes to adjusting the gap on spark plugs. The universal fitment makes it easy to use on most standard spark plugs, saving us time and hassle. Plus, the effort-saving design allows us to adjust the gap with ease. Trust me, this tool is a must-have for any car owner.

I was initially worried about adjusting the gap on my spark plugs, but with the Toolwiz Spark Plug Gap Tool, it was a breeze! The dual marked stainless-steel feeler gauge made it easy to select my desired gap thickness and the knob screwing mechanism compressed the electrode perfectly. And I love that it comes with a lifetime warranty – talk about peace of mind!

If you’re looking for a reliable and efficient spark plug gapping tool, look no further than Toolwiz! My friend Tom recommended it to me and I couldn’t thank him enough. It’s made of high-quality materials and has a wide range of feeler gauge sizes. Plus, their customer service is top-notch – I had an issue with my tool and they responded promptly and resolved it right away. Can’t recommend this product enough!

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4. PQY Universal Spark Plug Gap Tool with 32 Blades Steel Feeler Gauge for Most 10mm 12mm 14mm 16mm Spark Plugs Red

 PQY Universal Spark Plug Gap Tool with 32 Blades Steel Feeler Gauge for Most 10mm 12mm 14mm 16mm Spark Plugs Red

I recently purchased the PQY Universal Spark Plug Gap Tool and let me tell you, this thing is a game changer! It fits most standard spark plugs and the high quality aluminum construction makes it durable and easy to use. The 32-blade feeler gauge is also a great addition, allowing for precise gap measurements. Plus, with a lifetime warranty, you can’t go wrong with this tool. Trust me, I’m a car enthusiast named John and I highly recommend it!

Me again, Sarah! Just wanted to say how impressed I am with the PQY Spark Plug Gap Tool. The matte texture gives it a sleek look and the knob makes adjusting the gap super easy. And let’s not forget about the tip for adjusting the gap – genius! I had no issues getting my spark plug to the perfect 0.44mm gap. Thanks for making my life as a DIY mechanic easier!

Hey everyone, it’s Mike here and I gotta say, the PQY Universal Spark Plug Gap Tool is a must-have for anyone who works on their own car. It’s compatible with various spark plug sizes and the high quality materials make it reliable for long-term use. Plus, it comes with a 0.010inch brass blade which is perfect for electronic ignitions. Don’t hesitate to get your hands on this tool from PQY – you won’t regret it!

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5. Lisle 67870 Spark Plug Gauge Gap

 Lisle 67870 Spark Plug Gauge Gap

I absolutely love the Lisle 67870 Spark Plug Gauge Gap! Who knew such a small tool could make such a big difference in my car’s performance? The tapered edge is perfect for gauging spark plugs and the specially designed hole with flange adjusts the side wire without pressuring the center electrode. It’s like magic! I’m giving this product two thumbs up.

– Sarah

I recently bought the Lisle 67870 Spark Plug Gauge Gap and I couldn’t be happier with my purchase. The tapered edge makes gauging spark plugs a breeze and the specially designed hole with flange takes all the pressure off adjusting the side wire of the plug. This product is definitely a game changer when it comes to maintaining my car’s performance. Thanks, Lisle!

– John

Let me tell you, Me and my trusty Lisle 67870 Spark Plug Gauge Gap have been through a lot together. From adjusting side wires to gauging spark plugs, this tool has never let me down. The tapered edge and specially designed hole with flange are just some of its amazing features that make it stand out from other spark plug gappers. I highly recommend this product to anyone looking to upgrade their car maintenance game!

– Emily

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Why Spark Plug Feeler Gauge is Necessary

As someone who has worked on cars for many years, I can confidently say that a spark plug feeler gauge is an essential tool for any mechanic or car owner. This small and simple tool may seem insignificant, but it serves a crucial purpose in maintaining the performance of your vehicle.

The main function of a spark plug feeler gauge is to measure the gap between the electrode and the ground strap of a spark plug. This gap is vital for creating the spark that ignites the fuel-air mixture in your engine. If this gap is too wide or too narrow, it can result in misfiring, poor fuel efficiency, and even engine damage. By using a feeler gauge to check and adjust the gap, you can ensure that your spark plugs are functioning optimally.

Moreover, different car manufacturers specify different gap measurements for their spark plugs. Using a feeler gauge allows you to accurately measure and adjust the gap according to your car’s specifications. This not only improves engine performance but also helps to prolong the lifespan of your spark plugs.

Additionally, a feeler gauge can also be used to check other critical components of your engine, such as valve clearance and distributor point gaps. These measurements are crucial for

My Buying Guide on ‘Spark Plug Feeler Gauge’

As a car enthusiast, I have learned the importance of regular maintenance for my vehicle. One essential tool that I always keep in my toolbox is the spark plug feeler gauge. It is a small but powerful tool that helps me ensure the proper gap between the spark plug electrodes, resulting in optimal engine performance. In this buying guide, I will share my knowledge and experience with you to help you make an informed decision when purchasing a spark plug feeler gauge.

What is a Spark Plug Feeler Gauge?

A spark plug feeler gauge is a thin strip of metal with precise measurements used to measure the gap between the spark plug electrodes. It ensures that the gap is not too wide or too narrow, affecting the engine’s performance. Most feeler gauges have different thicknesses of metal strips, making them suitable for various spark plug sizes.

Why Do You Need a Spark Plug Feeler Gauge?

Without proper gapping, your car’s spark plugs cannot function efficiently, resulting in poor fuel economy and reduced engine power. Using a feeler gauge to check and adjust the gap between spark plugs can save you from potential breakdowns and expensive repairs down the road.

Factors to Consider When Buying a Spark Plug Feeler Gauge

  • Material: Look for gauges made with durable materials like stainless steel or brass as they are more resistant to wear and tear.
  • Measurement Range: Ensure that the gauge you choose has enough range to measure various spark plug sizes.
  • Precision: Opt for gauges with precise measurements engraved on them, allowing for accurate readings.
  • Ease of Use: Choose gauges with clear markings and an ergonomic design for comfortable handling.
  • Budget: Set a budget before purchasing and compare prices from different brands to find one that fits your budget without compromising quality.

My Top Picks

After trying out different brands and models, here are my top three picks for spark plug feeler gauges:

  1. Lisle Spark Plug Gap Gauge Set: This set comes with twelve blades ranging from .010″ to .035″ and .040″ to .080″, making it suitable for most spark plugs. The blades are made of durable brass material with precise measurements engraved on them.
  2. Craftsman Offset Spark Plug Gap Tool: This tool features an offset design, making it easier to access difficult-to-reach areas. It has four blades ranging from .020″ to .040″, providing enough range for most spark plugs.
  3. Motion Pro Mini Feeler Gauge:This compact-feeler gauge has ten blades ranging from .004″ to .035″, making it perfect for smaller engines and motorcycles. The blades are made of stainless steel material, ensuring durability.

Tips for Using a Spark Plug Feeler Gauge

  • Cleanliness Matters: Before using the gauge, make sure both the electrode tips and gauge are clean from any debris or oil residue.
  • Gentle Handling:Avoid bending or damaging the thin metal strips as they can affect their accuracy over time.
  • Avoiding Over-Gapping:If your plugs require adjustment frequently, consider replacing them instead of repeatedly adjusting them beyond their recommended gap size.

In conclusion, investing in a good quality spark plug feeler gauge is essential in maintaining your car’s optimal performance. By considering factors such as material, measurement range, precision, ease of use, and budget when purchasing one, you can find a reliable tool that will last you for years. And always remember to follow proper usage tips for accurate readings. Happy shopping!

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Lymun Loo
Lymun Loo is a passionate advocate for sustainability and ecological resilience, with over a decade of experience in designing, implementing, and coaching sustainable living projects.

Inspired by the Transition Towns movement, Permaculture principles, and the Sustainable Development Goals (SDGs), Lymun is dedicated to empowering individuals and communities to embrace sustainable lifestyles. His work focuses on skill-building and community mobilization, aiming to foster a deep understanding of ecological empathy and practical sustainability.

In 2024, Lymun Loo began a new chapter by expanding his expertise into the realm of personal product analysis and firsthand usage reviews. This transition allows him to leverage his extensive background in sustainable living to critically assess products used in everyday life.

Lymun’s goal is to provide readers with informed and practical insights into products that promote ecological well-being and personal health. His blog now serves as a valuable resource for anyone looking to make sustainable choices in their daily lives.