Top 10 Best Spark Plug Gapper That Will Blow Your Mind!
Working on your vehicle’s ignition system often means dealing with spark plug gaps. An incorrect gap can lead to poor engine performance, misfires, or reduced fuel efficiency. Having the right tool to measure and adjust that gap precisely can save time and prevent frustration.
The best spark plug gapper is designed to provide accurate, easy-to-use measurements for a variety of spark plugs. Whether you are a DIY mechanic or someone performing routine car maintenance, this tool helps ensure your engine runs smoothly.
In this review, we will explore the features, ease of use, and reliability of some of the best spark plug gappers available. By the end, you’ll have a clearer idea of which tool fits your needs and how it can make spark plug maintenance simpler.
Discover the Ultimate Tool for Perfecting Your Engine’s Performance
| Image | Product | Price |
|---|---|---|
Our Recommended 1 ![]() | CTA Tools 3235 Spark Plug Gapper: Coin-Style Spark Plug Gap | Check Price |
Our Recommended 2 ![]() | Toolwiz Spark Plug Gap Tool with 32 Blade Steel Feeler | Check Price |
Our Recommended 3 ![]() | Spark Plug Gap Tool with 32 Blade Steel Feeler Gauge, | Check Price |
1. CTA Tools 3235 Spark Plug Gapper: Coin-Style Spark Plug Gap

Maintaining the correct gap on your spark plugs is vital for efficient engine performance. The CTA Tools 3235 Spark Plug Gapper offers a reliable solution with its coin-style design made for precision and durability.
Designed to meet professional standards, this tool provides consistent and accurate gap settings. Its robust construction ensures long-lasting use, making it a practical addition for automotive maintenance.
The CTA Tools 3235 Spark Plug Gapper provides a straightforward way to measure and adjust spark plug gaps. Its ramp-type, coin-style design allows smooth and easy use without hassle.
Crafted from heavy-duty materials, it offers resilience against frequent use and maintains flexibility to prevent damage. This gapper is lightweight yet built to withstand the demands of professional workshops or home garages alike.
Ease of handling is a strong feature, with a compact and simple structure that fits comfortably in hand. The tool’s precision ensures spark plug gaps are set perfectly, which can improve combustion efficiency and engine reliability. This spark plug gapper suits mechanics and car owners aiming to perform quick, accurate adjustments without needing specialized equipment.
Pros
- Wide range of gap settings for versatile use
- Durable, heavy-duty build ensures long-term reliability
- Simple, compact design makes gap adjustments effortless
Cons
- Minimal weight may cause misplacement if not stored carefully
The CTA Tools 3235 Spark Plug Gapper delivers dependable performance with a focus on durability and ease of use. Its professional-grade design makes it an excellent choice for anyone seeking precise spark plug adjustment tools.
Compared to other gap tools, it stands out for its balance of quality and practicality.
2. Toolwiz Spark Plug Gap Tool with 32 Blade Steel Feeler

Setting the perfect spark plug gap becomes effortless with the Toolwiz Spark Plug Gap Tool. Its precise design and included high-quality feeler gauge bring accurate adjustments within reach of hobbyists and professionals alike.
Compact and user-friendly, the Toolwiz gapper adapts to most standard spark plugs, offering reliable compatibility and solid construction. Time-saving and straightforward, it takes the guesswork out of spark plug maintenance for improved vehicle efficiency and longevity.
The Toolwiz Spark Plug Gap Tool features compatibility with 10mm through 16mm spark plugs, excluding 18mm thread and specialized plugs. It is specifically designed to reduce spark plug gaps accurately without attempting to increase them. The included 32-blade steel feeler gauge, crafted from hardened manganese steel, provides measurements ranging from
001 to 040, ensuring precise gap settings for various applications.
Adjusting the gap is simple: just place the spark plug on the tool, select the correct blade, and turn the knob slowly until the electrode compresses to the desired gap. Although it works best with non-preset gap spark plugs, it is not recommended for iridium or platinum plugs that usually come pre-set from the factory.
The tool’s build is rugged with a smooth exterior, weighing only 7 ounces, which makes it easy to handle and store.
Perfect for car owners, mechanics, and DIY engineers, it balances durability with ease of use. Compared to other gap tools, it offers a complete package with the feeler gauge included, making it a practical choice for reliable spark plug maintenance.
Pros
- Wide compatibility with most standard spark plug sizes
- High-precision 32-blade steel feeler gauge included
- Simple adjustment mechanism for quick, accurate gap setting
Cons
- Only capable of reducing spark plug gaps, cannot enlarge them
Offering precise control and dependable quality, the Toolwiz Spark Plug Gap Tool is a valuable addition to any workshop. Its compatibility and durable components make spark plug adjustment straightforward, helping to maintain optimal engine performance with minimal effort.
3. Spark Plug Gap Tool with 32 Blade Steel Feeler Gauge,

Maintaining an accurate spark plug gap is vital for engine performance and fuel efficiency. The Spark Plug Gap Tool with 32 Blade Steel Feeler Gauge offers a reliable solution for precise adjustments. Its universal compatibility makes it a versatile addition to any mechanic’s kit.
Its universal compatibility makes it a versatile addition to any mechanic’s kit.
Built for ease and accuracy, this tool simplifies gap setting for most standard spark plugs. It delivers consistent results with minimal effort, helping avoid misfires and improve combustion.
This gapper suits 10mm to 16mm thread spark plugs, excluding 18mm or specialist types. A sturdy knob lets users gradually adjust the gap while the spark plug stays securely in place during measurement.
001 inch to 040 inch, ensuring precise calibration across a wide range of settings.
Its construction uses hardened 65 manganese steel, which is both flexible and resilient. This combination contributes to the tool’s long-lasting accuracy and durability. The adjustment method avoids direct screw rotation against the plug to prevent wear and preserve coating integrity.
Users find the step-by-step adjustment process straightforward, even with minimal experience. The kit also includes gloves for safe handling.
Pros
- Universal fit for common 10mm to 16mm spark plugs
- Precision feeler gauge with a wide measurement range
- Durable, hardened steel construction for long-term use
Cons
- Not compatible with 18mm thread or long/short reach plugs
This gap tool delivers accurate, consistent adjustments with minimal effort. It offers excellent value by combining precision, durability, and ease of use in one handy package. A practical choice for maintaining optimal engine performance.
A practical choice for maintaining optimal engine performance.
4. Spark Plug Gapper,Spark Plug Measuring Tool,Scaled from .020″ to .100″,Zinc

Precision in engine maintenance can greatly improve your vehicle’s performance. The Spark Plug Gapper offers reliable accuracy for adjusting spark plug gaps, essential for optimal engine function. Its compact size and durable design make it an excellent companion for any mechanic or car owner.
Its compact size and durable design make it an excellent companion for any mechanic or car owner.
This tool simplifies the process of measuring and adjusting spark plug gaps, combining portability with long-lasting construction. Whether you perform regular tune-ups or occasional checks, this spark plug measuring tool provides consistent results.
Designed with clear graduations on both inches and millimeters, the gauge accommodates a range of measurement preferences. The zinc alloy body resists corrosion and wear, maintaining its integrity across various environments. This durability ensures it withstands repeated use without degradation.
This durability ensures it withstands repeated use without degradation.
The 5-inch diameter and lightweight build offer convenience for storage and transport, fitting easily in pockets or tool kits. Its hanging hole feature lets you attach it to keyrings or backpacks, reducing the chance of misplacement.
The smooth edges and grooved design support seamless gap adjustments while protecting hands from sharp corners.
Users will find hooking the spark plug into the gauge intuitive, speeding up the adjustment process. Its precise markings help achieve accurate gaps that contribute to smoother engine starts and better fuel efficiency.
Pros
- Dual scale graduations for versatile measurement options
- Durable zinc alloy construction resists weather and wear
- Compact and lightweight with a handy hanging hole design
Cons
- Limited to spark plug gap measurements, not suitable for broader uses
This spark plug gapper combines precision, durability, and user-friendly features. It provides reliable measurements and easy adjustments, making it a valuable tool for maintaining engine efficiency and performance over time.
5. CTA Tools 3238 9 Wire Spark Plug Gap Gauge

The CTA Tools 3238 9 Wire Spark Plug Gap Gauge offers precise measurement for your spark plugs with reliable accuracy. Its design covers a wide range of gap sizes suitable for various automotive engines, making it a versatile tool for mechanics and DIYers alike.
Built to last with heavy-duty materials, this gauge is crafted to withstand frequent use in demanding environments. It ensures spark plugs perform efficiently by providing the correct gap, which is essential for optimal engine ignition and performance.
Measuring nine commonly used spark plug gaps from 025 to 060 inches, this gauge covers most automotive requirements in one compact tool.
Each wire size is clearly marked, allowing quick identification and hassle-free adjustments. The sturdy construction reinforces durability, preventing damage under workshop conditions.
Its simple design promotes easy handling and measuring, reducing the chance of errors during set-up. This tool supports consistent spark plug maintenance that enhances fuel efficiency and engine response over time.
Well-suited for professional mechanics and home garage users, the CTA Tools 3238 improves spark plug installation accuracy. Its reliable measurements help avoid engine misfires and ensure smooth starts.
Pros
- Includes nine precise wire sizes covering popular spark plug gaps
- Durable, heavy-duty construction for long-lasting use
- Clear markings simplify fast and accurate measurements
Cons
- Contains chemicals that may pose health risks under California Prop 65 regulations
Offering solid reliability and ease of use, this spark plug gap gauge is an effective tool for consistent engine maintenance. Its comprehensive range of sizes and tough construction provide dependable performance in various automotive applications.
6. A & E Hand Tools 4450A E-Z Grip Spark Plug

Precision in spark plug gapping is essential for efficient engine performance. The A & E Hand Tools 4450A E-Z Grip Spark Plug offers a reliable and convenient solution for accurate adjustments. Its lightweight design and built-in features make it a standout choice among hand tools.
Designed with practical use in mind, this tool provides clear metric measurements on its reverse side. The dedicated recess for electrode adjustments simplifies the gapping process, reducing guesswork.
Crafted by A & E Hand Tools, the 4450A model features durable construction that ensures long-lasting service. The compact dimensions (7 x
7 x 4 x 5 inches) and
8-ounce weight make handling comfortable and precise. Metric gapping scales help users work accurately with various spark plug sizes for motorcycles, cars, or lawn equipment.
The inclusion of a recessed slot tailored specifically for electrode adjustments adds to its practicality. The tool is straightforward to operate, even for users with minimal mechanical experience.
This spark plug gapper is suitable for both professional mechanics and DIYers seeking efficient tuning tools to maintain their engines.
Compared to other gap gauges that might lack a clip or have ambiguous measurements, this model ensures dependable accuracy. Its simplicity and efficiency contribute considerable value to anyone performing routine spark plug maintenance.
Pros
- Clear metric scale on the reverse for precise measurement
- Special recess designed to adjust spark plug electrodes
- Compact, lightweight design with a handy pocket clip for portability
Cons
- Build materials from China may not appeal to all users preferring premium metals
The A & E Hand Tools 4450A E-Z Grip Spark Plug Gapper provides dependable gapping accuracy in a simple, easy-to-use package. Its functional design supports users aiming for engine efficiency without complexity or unnecessary features.
7. Spark Plug Gap Tool with 32 Blade Steel Feeler Gauge,

Precise spark plug gap adjustment plays a vital role in maintaining engine efficiency and performance. The Spark Plug Gap Tool with 32 Blade Steel Feeler Gauge offers a universal solution for various standard spark plugs, making gap setting an effortless task.
Designed to accommodate common spark plug sizes, this tool delivers easy and accurate adjustment without causing damage. Its user-friendly operation suits both professionals and DIY mechanics, ensuring optimal ignition power and fuel efficiency.
Crafted to fit 10mm to 16mm spark plugs, the gap tool is not compatible with 18mm thread or special reach plugs. The included feeler gauge measures gaps from
001 to 040 inches, allowing fine adjustment for different engine requirements. High-quality 65 manganese steel ensures durability and precision in measurement.
The tool features a convenient knob to gradually adjust the spark plug gap. Turning the knob slowly expands the gap while avoiding damage to the electrode coating.
Its compact design and included gloves make the set ready for immediate use. Regular use can improve engine firing and reduce fuel consumption, adding value beyond the initial investment.
Pros
- Fits a broad range of standard spark plugs (10mm – 16mm).
- Durable feeler gauge with precise measurement increments.
- Simple knob design ensures controlled gap adjustment without damage.
Cons
- Not compatible with 18mm thread or long/short reach spark plugs.
With its blend of accuracy, durability, and ease of use, this spark plug gap tool stands out among similar kits. It provides reliable service for common spark plug sizes, supporting efficient engine tuning and maintenance.
8. Spark Plug Gap Tool, Spark Plug Gapping Tool with 32

Maintaining the correct spark plug gap is vital for peak engine performance and reliable starts. The Spark Plug Gap Tool, Spark Plug Gapping Tool with 32 offers a universal solution designed to fit most common spark plug sizes and simplifies this essential adjustment.
Engineers and home mechanics alike will find its precise measurements and durable construction invaluable. Compact and user-friendly, it streamlines the maintenance process and supports consistent vehicle operation.
Designed to fit spark plugs with 10mm, 12mm, 14mm, and 16mm thread sizes, this gap tool covers a broad range of common vehicle applications. It is not compatible with 18mm threads or long-reach spark plugs, so verifying plug size beforehand is advisable.
The tool is made from premium, long-lasting materials that resist wear and ensure reliable performance over time.
Its design prioritizes efficiency, allowing for swift and accurate gap adjustments which help save time during routine maintenance. The included measurement scales enable users to set the gap precisely, avoiding guesswork and promoting optimal ignition.
Adjusting spark plug gaps is easier with this tool’s intuitive interface, which offers clear feedback when tweaking the electrodes. It also considers the natural spring-back effect of some electrodes, recommending slightly smaller gap adjustments to compensate for this. Overall, this tool balances durability, precision, and ease of use, making it suitable for both professional mechanics and automotive DIYers seeking consistent results.
Pros
- Fits multiple common spark plug thread sizes for versatile use
- Constructed with durable materials for long-term reliability
- Simple and accurate gap adjustment reduces maintenance time
Cons
- Not compatible with 18mm thread or long-reach spark plugs
This spark plug gapper provides a reliable and straightforward way to maintain your vehicle’s ignition system. Its broad compatibility and durable design make it a valuable addition to any mechanic’s toolkit, delivering accurate gap measurements and quick adjustments every time.
9. Universal Spark Plug Gap Tool with 32 Blade Steel Feeler

Achieving the correct spark plug gap is vital for optimal engine performance and fuel efficiency. The Universal Spark Plug Gap Tool with 32 Blade Steel Feeler offers precise and convenient adjustment for a variety of spark plugs. Its versatile design and durable construction make it a must-have tool for mechanics and DIYers alike.
Its versatile design and durable construction make it a must-have tool for mechanics and DIYers alike.
Designed to fit most 10 mm, 12 mm, 14 mm, and 16 mm standard spark plugs, this gap tool ensures accurate measurements with its 32-piece feeler gauge set. Made from high-quality manganese steel, the feeler blades cover a range from
04 mm to 88 mm, allowing for easy and exact spark plug gap settings. The aluminum body enhances durability without adding excessive weight, contributing to better handling during adjustments.
The tool’s design includes a simple adjustment knob that enables gradual compression of the side electrode to the desired gap thickness. For spark plugs that tend to spring back, the recommended technique is to set the gap slightly smaller than the target.
This ensures the final gap remains perfect after rebound. Its compatibility with different sizes ensures it fits a wide range of spark plugs, reducing the need for multiple tools.
Beyond its precise measurements and universal fit, the gapper excels in ease of use. Quick identification of the required blade and straightforward gap adjustment make it accessible for both beginners and seasoned professionals. Built to last, this tool stands up to repeated use without losing accuracy.
Its efficient design and fine materials reflect high manufacturing standards, delivering consistent results every time.
In comparison to other spark plug gap tools that may offer fewer blades or less durable materials, this product provides comprehensive gauge options with a robust build. It is well-suited for automotive repair shops, home garages, and anyone looking to maintain engine efficiency effectively.
Pros
- Wide compatibility with common spark plug sizes for versatile use
- High-quality manganese steel blades ensuring precise and reliable measurements
- Durable aluminum construction for long-lasting performance and ease of use
Cons
- Electrodes that spring back require careful adjustment technique
With precise measurements, extensive blade selection, and sturdy construction, the Universal Spark Plug Gap Tool delivers consistent and accurate results. It offers excellent value and convenience for anyone performing spark plug maintenance.
10. Spark Plug Gap Tool with 32 Blade Steel Feeler Gauge,

Adjusting spark plug gaps is vital for engine efficiency, and this Spark Plug Gap Tool with 32 Blade Steel Feeler Gauge makes the task straightforward and precise. Its universal compatibility and durable build bring convenience to anyone working on standard spark plugs.
Built with a high-quality feeler gauge and an easy-to-use knob adjustment, it allows for quick measurements and reliable results. The 32-blade steel feeler gauge covers a wide gap range from
040 inches, accommodating various spark plug sizes. This kit also includes gloves for added safety, making it an all-in-one solution for gap setting.
The tool fits most 10mm, 12mm, 14mm, and 16mm standard spark plugs, excluding 18mm threads or long reach types. Using the knob, users can precisely set the gap without risk of damaging the spark plug coating.
Measuring and adjusting gaps takes less time with this tool compared to traditional feeler-only methods. The knob mechanism prevents wear on the electrode, ensuring the spark plugs maintain their performance.
Its ergonomic design and clear process make it suitable for mechanics and DIY car owners alike.
Compared to other gap tools, this option offers a wider gauge range plus a reliable grip, supporting consistent and repeatable adjustments. Users will appreciate the detailed guidance included to avoid incorrect handling, improving overall effectiveness.
Pros
- Compatible with various standard spark plug sizes for versatile use
- High-quality steel feeler gauge offers precise and durable measurements
- Knob adjustment design avoids damage and simplifies gap setting
Cons
- Not suitable for 18mm thread or long/short reach spark plugs
The Spark Plug Gap Tool with 32 Blade Steel Feeler Gauge is a reliable and practical accessory for anyone needing accurate spark plug gap adjustment. Its thoughtful design and comprehensive kit elements provide excellent value for maintenance and repair work.
For users handling standard spark plugs, it streamlines the adjustment process while protecting the spark plug integrity.
Top 5 Best Spark Plug Gappers: Buying Guide 2024
Ease of use
Choosing a tool that offers an ergonomic design helps reduce hand fatigue during frequent use, making the entire experience more comfortable. A compact size paired with good portability means it can easily fit in toolboxes or pockets, allowing for convenient transport whether working in a garage or on the go. Compatibility with various spark plug types ensures versatility, so the tool adapts to different engines without the need for multiple devices.
Considering these aspects when selecting a spark plug gapper enhances not only functionality but also overall satisfaction during maintenance tasks.
Measurement accuracy
Choosing a tool that offers precision markings or digital readouts greatly enhances the ease of adjusting to the exact gap size needed for spark plugs. Such features allow users to make quick and accurate measurements without guesswork, which is particularly helpful when repeating the process multiple times. Consistency in repeated use becomes simpler when the spacer or gapper provides reliable feedback, allowing consistent performance from engine to engine or plug to plug.
This is especially useful for those working on projects that demand steady performance and minimal variability in spark plug gaps. Paying attention to how smoothly the tool adjusts and whether it maintains its calibration over time will help make the experience straightforward and efficient, avoiding common frustrations related to inconsistent gap settings.
Material and durability
The build quality of the best spark plug gapper plays a significant role in how well it performs and lasts through repeated use. Tools crafted from solid metal or high-quality alloys tend to resist wear and maintain their shape, contributing to precise and consistent spark plug adjustment. Corrosion resistance is equally important because exposure to moisture or engine fluids can degrade lesser materials, making a gapper less reliable over time.
Corrosion resistance is equally important because exposure to moisture or engine fluids can degrade lesser materials, making a gapper less reliable over time. When it comes to the flexibility of the wire or thickness of the coin used in the gapper, this aspect affects how easily you can adjust gaps without damaging delicate parts of the spark plug. Wires that are too stiff may scratch or break fragile components, while overly thin wires might bend too easily, reducing accuracy.
Similarly, coins that are too thick can prevent fine adjustments, whereas those of suitable thickness offer better control. Selecting a spark plug gapper that balances these qualities is beneficial for durability and effective use in automotive or small engine maintenance tasks.
Types of spark plug gappers
When selecting a tool for adjusting the spark plug gap, different styles cater to various preferences and needs. Coinstyle gappers provide a simple, round metal gauge that can be twisted or bent to refine the gap size, making them ideal for quick adjustments without complex mechanisms. Wirestyle gappers use a tapered wire that slides through the gap, offering tactile feedback to help achieve precise spacing, often preferred in automotive repair shops for its straightforward design.
Wirestyle gappers use a tapered wire that slides through the gap, offering tactile feedback to help achieve precise spacing, often preferred in automotive repair shops for its straightforward design. Feeler gauge sets consist of thin metal blades with specific thicknesses that can be inserted into the gap to measure exact distances; these are great for those who want the most accurate measurement before making adjustments. Digital gap tools incorporate electronic sensors and often feature a display for an exact reading, which can be especially useful for beginners seeking easy-to-understand measurements and consistent results.
Understanding the use cases such as automotive maintenance, motorcycle tuning, or small engine repairs will help determine which style suits your requirements best. When purchasing, consider factors like ease of use, accuracy, durability, and how frequently the tool will be used to find a device that fits both skill level and budget.
Price and warranty
Choosing the right spark plug gapper involves balancing quality and affordability, as prices can vary depending on the materials used and the precision of the tool. Many options provide excellent value by offering durable construction and easy-to-read measurements, making them suitable for both occasional and regular use. Reliable brands often back their products with satisfaction guarantees, giving users confidence in their purchase.
Customer support from well-established manufacturers can be helpful, especially when guidance on proper usage or troubleshooting is needed. Considering brand reputation alongside user reviews can provide insight into the overall experience and reliability of the spark plug gapper, helping to make a well-informed decision that fits both needs and budget.
Additional features
Choosing the right spark plug gapper involves paying attention to features that enhance ease of use and precision. Tools that offer multitool functionality can be particularly useful, as they combine several adjusting and measuring options into a single device, saving space and effort.
Many models come with instructional guides or calibration tools, which are especially helpful for beginners aiming to correctly set the spark plug gap according to their vehicle manufacturer’s specifications. This ensures accurate adjustments without guesswork and reduces the risk of damaging delicate parts.
Considering the intended use, whether for occasional maintenance or frequent DIY repairs, selecting a gapper with sturdy construction and straightforward measurement scales can improve usability. Investing in a practical, easy-to-understand tool designed with helpful features will make working on spark plugs simpler and more efficient for those just starting out.
People Also Asked
What Are The Differences Between Wire-Type And Coin-Type Spark Plug Gappers?
Wire-type spark plug gappers use a flexible wire to adjust the gap by bending the electrode, offering precision for various gap sizes. In contrast, coin-type gappers are rigid, flat tools that set the gap to a fixed measurement by sliding the electrode over the tool.
How Do I Choose The Best Spark Plug Gapper For Accurate Measurements?
To choose the best spark plug gapper for accurate measurements, look for a high-quality tool made of durable materials with precise, easy-to-read calibrations. Additionally, consider adjustable models that allow for fine tuning and are compatible with the specific spark plug types you use.
How Do I Properly Use A Spark Plug Gapper To Set The Gap?
To properly use a spark plug gapper, first select the correct gap size for your engine, then gently slide the gapper between the electrodes to measure the current gap. Adjust the gap by carefully bending the ground electrode until the gapper fits snugly without forcing it.
Can A Spark Plug Gapper Improve Engine Performance?
Yes, a spark plug gapper can improve engine performance by ensuring the spark plug gap is set to the manufacturer’s specifications, which promotes efficient combustion. Properly gapped spark plugs help the engine run smoothly, enhance fuel efficiency, and reduce misfires.
What Is The Ideal Spark Plug Gap For My Vehicle?
The ideal spark plug gap for your vehicle is specified in your owner’s manual or service guide, typically ranging from 0.028 to 0.060 inches depending on the engine type. Always check the manufacturer’s recommendation to ensure optimal performance and avoid engine issues.
Conclusion
Choosing the best spark plug gapper means selecting a tool that is both precise and easy to use. While some models offer quick adjustments, others provide more durable materials for long-term use. This product excels in delivering accurate gap settings and reliable performance, making it suitable for mechanics and casual vehicle owners alike.
This product excels in delivering accurate gap settings and reliable performance, making it suitable for mechanics and casual vehicle owners alike. However, minor drawbacks such as limited compatibility with some spark plug sizes might influence your decision. If accuracy and ease of handling are your priorities, the best spark plug gapper will meet those needs without complicating the process.
Balancing functionality and value, this tool makes regular spark plug maintenance straightforward, helping improve engine efficiency without unnecessary hassle.
