Apr 2, 2014 · The problems with this engine show up in high speed boats where engine has to run at a high power setting for long periods. Aftercooler fouling ...

Dec 9, 2019 · Biggest issues we have are starter solenoids, HEUI pumps (caused by clogged fuel tank vents starving the pump for fuel, scores the inside of the housing), ...

Jun 24, 2018 · As a guy who used to work for cat on those engines, I will say they are NOT a good engine. Not that it will blow on you, but you can have ...

Nov 6, 2012 · Erratic behavior of a caterpillar 3116 engine. It is losing power and I have changed the unit injectors - Answered by a verified Technician.

Oct 11, 2020 · Not seeing any fuel in the coolant, no coolant loss, and no fuel or coolant in the oil. The starboard engine is noticeably louder than port, but ...

Jan 25, 2012 · I have a 3116 in my 92 topkick... I was wanting to load up some canola and on my way to the bin in the other yard It started to lose power.

Oct 24, 2019 · Had a total failure of one motor and worked out a deal with Cat to repower. New motors head on one failed at 800 hours. Both sets of motors ...

Dec 14, 2018 · Cat 3116 with 900 hours runs smoothly but randomly drops to 750 RPM (idle) and engine alarm sounds. If I pull throttle back to neutral alarm stops. Wait a few ...