top of page

These adaptors work for both the S-34 and V-34 gearcase leakage testers. All adaptors have a standard 3/8-16 female thread.


Don't forget that some Mercs & Evinrudes have Yamaha or Suzuki fittings!

Leakage Tester Adaptors

PriceFrom $6.00
  • Part No. Description
    334Y 8mm for the metrics (Honda, Yamaha)
    334Z 10mm (Suzuki)
    34SA OMC sterndrive upper gearcase housing
    34A 1/4-20 for some small Johnson-Evinrudes


bottom of page