From searching forums here I found that the gear bolt torque spec is 75 ft/lb and it´s advisable to use locktite (blue?) on the thread. Any tips on how to ...

One or more injector sleeves is leaking. I´d suggest replacing all 6 sleeves and all 6 injectors if original. Sleeves can be replaced without removing the ...

Sean I now have 100 hrs on a CAT 3116 300 hp that was a remanufactured install. I wanted to check my performance data points with others out there to see if ...

As far as design and engineering, the 3116 (and 3126) are good straight-six engines that have been installed in thousands of boats, both single and twin ...

Jack no-name, however, is correct that the 3126 which replaced the 3116 in Cat´s lineup, is the better choice in spite of the hours. In either engine, you ...

I´d love to replace my 2" analog water temp gauges in my dash with digital gauges. Can anyone make any recommendations? Reply: Mike Negley, 24-Jan-12.

These engines have had a record of problems. They had Turbo Problems (at least 3 redesigns), Head Problems where the valves were dropped into the cylinders, ...