Been having an issue with my OptiMaxx. It’s not making full RPM.
it’s getting to about 4900. I change the plugs, changed the fuel filter and it’s no different. It started to produce quite a bit of smoke yesterday. Pull the plugs in if you’re looking at the motor from behind it, the bottom left...
2004 optimax 250 jet drive - runs excellent.. but man, it’s hard to start.. been that way since I bought it 4 years ago. I sent it to the dealer, they changed the belt on top, freed up a sticky injector and put a new battery in.. told me it was good to go.. zero changes. Basically I have to...
2000 trophy 2352 with a MerCruiser 5.0
2 barrel carbureted engine with Denso ignition. Boat had a very small amount of power loss towards the end of season after it sat for about a month. I assumed it needed a tuneup.
Started it up this year it starts and idles excellent.
I brought it...
Re: 1998 90hp Johnson Optical..."skip" at different throttle ranges.. see video
Re: 1998 90hp Johnson Optical..."skip" at different throttle ranges.. see video
all 4 plugs look like this... They are not new.. I've used the boat and burned about 40 gallons of fuel thru them... Am I seeing...
1992 4.3 mercrusier.. just bought the boat.. guy told us he winterized it ( had recipts to show) we got it going and it idled fine, started to drive it and it would bog... the throttle would go eratic then it backfired and died... restarted it, slowly got back to the dock.. i drained the gas to...
the motor starts up fine.. after a minute of running the idle starts to climb and climb and climb... itll go easy 3k.. itll slow down if i choke it..only for a second.. then start running away again. when its IN GEAR it idles fine...maybe a hair too fast (1000+/- 100) as soon as i put it in...
i have a 1998 johnson 90 hp.. today i took it out and my battery was bubbling acid from the covers, i switched the battery and the next one was doing the same thing... seems to me like its over charging... if so, what could it be??
I currently have a 1978 19ft dynaglass boat, not a cc , closed bow (storage only, not nearly enough room to be a cuddy)... It's currently got a beat 1988 comm Johnson 150 on it... compression terrible some cylinders 60 I think one may be 0 ... Used it all last season like thAt ... Went good...
