Compression Gauge Extension
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Innovative Of America Compression Gauge Extension

Part No. IPA7881 Warranty Details  
Works deep-hole pings and hemi engines
Extends spark plug hole 7.5 inches
Attach compression gauges easily
14mm thread diameter
Steel 1144 alloy This extension is 8" in length and brings a spark plug hole above the valve cover on deep plug hole and HEMI spherical engines for easy compression gauge attachment. The O-Ring seal allows complete compression transfer. Comes with a Lifetime Warranty.
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1 Question | 1 Answer
Displaying question 1
  • Q:

    14 mm to go into cylinder other end female looks like thread size?
    Asked on 2/25/2014 by jack

    1 answer

    • CUSTOMER CARE

      A:

      Hi Jack, great question! The 14 mm thread goes into cylinder and the other female end attaches to the compression gauge. This extension is 8 in length and brings a spark plug hole above the valve cover on deep plug hole and HEMIspherical engines for easy compression gauge attachment.

      Answered on 3/3/2014 by Vincent from AAP
Displaying question 1

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