Well ran out to the lake today to check on the Mark 4 I installed at 2 AM this morning to make sure she worked. The boat came with the X-4 pro and I used the same transducer and wanted to verify proper operation. The Mark 4 has built in GPS which I use for the speedo, bank beater not needing much in the depth dept. This will allow me to remove the speedometer and install something like the PRV-15 head unit for some tunes. Took some shots while I was
DSCN0221.jpgDSCN0222.jpgDSCN0224.jpgDSCN0225.jpgDSCN0226.jpg out.
Originally Posted by justsomeguy
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