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Compression Tester Spark Plug - Wilmar - Performance Tool

Part #: W80577

The Wilmar - Performance Tool W80577 Compression Tester Spark Plug Adapter Kit is an essential accessory for professional technicians and mechanics seeking to accurately diagnose the compression of a wide array of gasoline engines. This comprehensive set provides the necessary spark plug thread adapters to ensure compatibility with various engine types, making it an invaluable addition for precise engine diagnostics and troubleshooting.

Key Features

  • Broad Engine Compatibility: Includes common spark plug thread sizes: 10mm x 1.0, 12mm x 1.25, and 18mm x 1.5, accommodating a vast range of gas engines.
  • Specialized Ford Adapter: Features a dedicated 16mm x 1.5 adapter specifically designed for use with Ford engines, ensuring precise fitment for these applications.
  • Universal Compression Tester Fitment: Engineered to connect seamlessly with Performance Tool W80579 compression testers and other standard compression testers utilizing a 114mm x 1.25 male thread.
  • Accurate and Reliable Sealing: Equipped with durable rubber O-rings, each adapter ensures a positive, leak-free seal during testing, which is critical for obtaining precise and consistent compression readings.
  • Professional-Grade Construction: Manufactured from robust steel with a protective brass coating, offering enhanced durability and resistance to wear and corrosion in demanding shop environments.

Applications

This adapter kit is designed for a broad spectrum of gasoline engine applications, making it suitable for professional use across various industries. It is ideal for diagnosing compression issues in diverse equipment such as snowmobiles, motorcycles, marine outboard engines, and a wide range of lawn and garden equipment. Furthermore, its comprehensive adapter selection, including the specialized Ford adapter, makes it well-suited for automotive vehicle diagnostics, from routine maintenance to in-depth engine performance analysis.

Specifications

  • Included Thread Sizes: 10mm x 1.0, 12mm x 1.25, 18mm x 1.5, 16mm x 1.5 (Ford adapter)
  • Tester Connection Thread: 14mm x 1.25 (male)
  • Material: Steel with brass coating
  • Sealing: Rubber O-rings
Only 2 left in stock - order soon
List: $20.75 Save: $5.01

$15.74

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This product was added to our catalog on Saturday 13 June, 2026.

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