Description
This compression tester features adapters that fit 14 and 18mm spark plug holes and includes a special air-hold valve for easy gauge resetting. It is equipped with a 12" rubber hose and is designed for use on gasoline engines only. The tool is serviceable and comes with a full lifetime warranty.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | GEARWRENCH |
| Part Number | G02R 2428D |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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