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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.
Achieve maximum combustion efficiency with the Allstar Performance Spark Plug Index Shims. Indexing your spark plugs is a critical step in high-performance engine tuning, ensuring the electrode is perfectly positioned toward the intake valve for the best possible flame front propagation. This 14mm flat seat shim kit provides the necessary components to dial in your spark plug orientation with precision.
Indexing your plugs can lead to improved throttle response, better fuel efficiency, and increased horsepower. This kit is a must-have for racers and performance enthusiasts who leave nothing to chance. By adjusting the shim thickness, you can fine-tune the plug position to suit your specific cylinder head configuration. Don't settle for sub-optimal ignition timing; take control of your engine's performance with these high-quality indexing shims. Find all your essential engine tuning accessories at GGCRACING.
Other popular Allstar Performance products customers consider together:
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.
Achieve maximum combustion efficiency with the Allstar Performance Spark Plug Index Shims. Indexing your spark plugs is a critical step in high-performance engine tuning, ensuring the electrode is perfectly positioned toward the intake valve for the best possible flame front propagation. This 14mm flat seat shim kit provides the necessary components to dial in your spark plug orientation with precision.
Indexing your plugs can lead to improved throttle response, better fuel efficiency, and increased horsepower. This kit is a must-have for racers and performance enthusiasts who leave nothing to chance. By adjusting the shim thickness, you can fine-tune the plug position to suit your specific cylinder head configuration. Don't settle for sub-optimal ignition timing; take control of your engine's performance with these high-quality indexing shims. Find all your essential engine tuning accessories at GGCRACING.
Other popular Allstar Performance products customers consider together:
