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ATS Compress Test Extension

ATS Compress Test Extension

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Part numbers : RX1-12-02380 , 18MM-XT , 12-02380
Unit of Measure: EA

39.83 EUR / EA 39.83 EUR 39.83 € excl. VAT

39.83 EUR / EA excl. VAT

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Availability
Up to 11 EA ready to ship on Thursday 2026-07-30
Order before 16:00 CET Today
Up to 36 EA ready to ship on Monday 2026-08-03
Order before 16:00 CET Today
39 EA available on request, fees apply
Special order from vendor stock.

The ATS Compression Tester Extension, manufacturer part number 18MM-XT, is an 18 mm extension tube for improving access to recessed or obstructed spark-plug ports during compression testing.

With an extension reach of approximately 216 mm, it is designed to help clear nearby manifolds, baffles, harnesses and support structures. The T-handle supports installation and removal at the plug port without a wrench, while the quick-connect air coupler enables rapid connection to the tester.

  • Manufacturer part number: 18MM-XT
  • 18 mm aviation engine plug threads
  • Approximately 216 mm extension reach
  • Quick-connect air coupler
  • O-ring seal at the plug-port connection
  • High-visibility yellow finish
  • Specified by ATS for use with 2E and 2EM compression testers

Supplied as one each.

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Overview

If you sometimes have trouble getting to the spark plug port for compression testing due to distance or obstructions, then our new Compression Tester Extension may be just what you need. It's a replacement plug adapter with an 8-1/2" reach to work around manifolds, baffiling, harnesses, support structures, and anything else that gets in your way. The T-handle lets you to screw and unscrew the extender into the port without a wrench. And finally, the quick connect coupler makes it a snap to hookup and disconnect your tester.

Note: For use with ATS models 2E and 2EM Compression Testers.

Features

  • Quick connect air coupler
  • O-ring seal to protect spark plug port
  • Painted safety yellow for high visibility

Specifications

  • 1 lbs (0.5Kg) weight.
  • 18MM aviation engine plug threads
  • 8-1/2" long to clear obstacles



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