Mounted the xducer as shown For Pro Crappie 175
Works for me .


1. Made a 3 x 3 aluminum plate
2. Drilled hole pattern in plate to fit existing holes in hull
3. Drilled and tapped 8-32 screw holes patterned to 797 si mount
4. Screwed Si mount to plate
5. Ground excess screw thread off (back) to ensure flushmount
6. Removed screws so I could mount plate to hull
7. Covered the back of 3 x 3 plate with marine silicon for secure mounting
8. Screwed plate to hull
9. Screwed the xducer mount bracket to plate
10. Mounted transducer to its bracket