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Your cart is empty.2-3/4 diameter, Reads up to 200 PSI, Fits 14mm and 18mm spark plug holes, 3/4 hex at base for installation and removal.
Old codger
Reviewed in the United States on December 31, 2022
If you are checking your compression it is worth paying a little more for a tool which will give accurate readings.
ralph souther
Reviewed in the United States on October 7, 2022
test trimmers
David Masson
Reviewed in the United States on March 5, 2021
Matched this model against a professional type. Reads 10% lower.
Brad58
Reviewed in the United States on June 27, 2020
My other compression testers were getting out of calibration and this was just what I needed. Works great.
Wilbur Tyree
Reviewed in the United States on December 10, 2019
Good buy and fast ship! Price was excellent.
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