Allstar Performance Spark Plug Index Tool 14mm Flat/Tapered — Universal Engine Tuning

SKU: DNLF_ALL96510
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About Allstar Performance Allstar Performance is America's leading circle-track racing ...Read More

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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Allstar Performance

Allstar Performance is America's leading circle-track racing parts manufacturer. From aluminum panels and chassis components to brake hardware, steering boxes, and oval-track shock packages — every Allstar product is born from sprint car and modified racing experience.

Optimize Combustion with Allstar Performance Indexing

Achieving the perfect spark plug orientation is critical for high-performance engines. The Allstar Performance Spark Plug Index Tool is engineered to ensure your 14mm flat or tapered plugs are perfectly positioned to face the intake charge, maximizing flame front propagation and combustion efficiency. Whether you are building a race engine or fine-tuning for maximum horsepower, this tool is an essential addition to your garage.

Key Features and Benefits

  • Compatible with 14mm flat and tapered seat spark plugs
  • Durable, lightweight plastic construction for easy handling
  • Ensures consistent plug indexing for improved throttle response
  • Essential for high-compression and forced induction applications
  • Simple, intuitive design for quick adjustments at the track

Proper indexing prevents the ground strap from shielding the spark, which can lead to misfires or incomplete combustion. By using this tool, you ensure that every spark is delivered in the most effective path possible. This tool is designed for mechanics who demand precision and reliability in their engine builds. Get the most out of your ignition system and improve your engine's overall performance with high-quality tools from GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Allstar Performance

Allstar Performance is America's leading circle-track racing parts manufacturer. From aluminum panels and chassis components to brake hardware, steering boxes, and oval-track shock packages — every Allstar product is born from sprint car and modified racing experience.

Optimize Combustion with Allstar Performance Indexing

Achieving the perfect spark plug orientation is critical for high-performance engines. The Allstar Performance Spark Plug Index Tool is engineered to ensure your 14mm flat or tapered plugs are perfectly positioned to face the intake charge, maximizing flame front propagation and combustion efficiency. Whether you are building a race engine or fine-tuning for maximum horsepower, this tool is an essential addition to your garage.

Key Features and Benefits

  • Compatible with 14mm flat and tapered seat spark plugs
  • Durable, lightweight plastic construction for easy handling
  • Ensures consistent plug indexing for improved throttle response
  • Essential for high-compression and forced induction applications
  • Simple, intuitive design for quick adjustments at the track

Proper indexing prevents the ground strap from shielding the spark, which can lead to misfires or incomplete combustion. By using this tool, you ensure that every spark is delivered in the most effective path possible. This tool is designed for mechanics who demand precision and reliability in their engine builds. Get the most out of your ignition system and improve your engine's overall performance with high-quality tools from GGCRACING.

Product Details

Product Description

About Allstar Performance

Allstar Performance is America's leading circle-track racing parts manufacturer. From aluminum panels and chassis components to brake hardware, steering boxes, and oval-track shock packages — every Allstar product is born from sprint car and modified racing experience.

Optimize Combustion with Allstar Performance Indexing

Achieving the perfect spark plug orientation is critical for high-performance engines. The Allstar Performance Spark Plug Index Tool is engineered to ensure your 14mm flat or tapered plugs are perfectly positioned to face the intake charge, maximizing flame front propagation and combustion efficiency. Whether you are building a race engine or fine-tuning for maximum horsepower, this tool is an essential addition to your garage.

Key Features and Benefits

  • Compatible with 14mm flat and tapered seat spark plugs
  • Durable, lightweight plastic construction for easy handling
  • Ensures consistent plug indexing for improved throttle response
  • Essential for high-compression and forced induction applications
  • Simple, intuitive design for quick adjustments at the track

Proper indexing prevents the ground strap from shielding the spark, which can lead to misfires or incomplete combustion. By using this tool, you ensure that every spark is delivered in the most effective path possible. This tool is designed for mechanics who demand precision and reliability in their engine builds. Get the most out of your ignition system and improve your engine's overall performance with high-quality tools from GGCRACING.

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