fuel issues

My old Turf Tiger with Kawasaki FD750 27hp has suddenly started having a problem starting. It starts under full choke with throttle turned up to about 30-40%. I immediately start decreasing the choke and it dies. Start it again and again and it runs for a few seconds and then dies. Eventually I...

I alternate between this mower and a robo mower and noticed the last time I used it about a month ago, it was hard to start. Once I got it going it was fine. Would not start a few days ago , well it did for a few seconds, then died. Did this again and never started again. Got a new fuel filter...

Went to get the D170 out today after sitting under the house for about 2 months. Tank was full with Sea Foam in the gas as a preservative. Use it throughout the season whenever we add gas. The engine cranked fine but the engine wouldn't start so the battery is good?. Normally it'll start...