79' 140hp hard to start when warm

VA.LAKEMAN

Cadet
Joined
Apr 3, 2008
Messages
28
Hello again all.well this is the weirdest thing that i have ever tryed figuring out.here what it does.starts with ease,and runs flawlessly for however long intill you sit for more than 15 min. And try to restart again.if i were to cut it off and start it soon after it would start and run just as good,but once it sets it will flood so bad(it seems) i can barley get it started.then it will start,and when i raise the warm up lever it will run great intill i put it in gear and try to go and then it just loads up and dies....where would you start if it were you boat guys?

I must add that I use the cold start procedure every time I use the boat as well.
 

tashasdaddy

Honorary Moderator Emeritus
Joined
Nov 11, 2005
Messages
51,019
Re: 79' 140hp hard to start when warm

do not choke a warmed engine. just the fast idle lever if necessary.
 

VA.LAKEMAN

Cadet
Joined
Apr 3, 2008
Messages
28
Re: 79' 140hp hard to start when warm

If I dont choke it,it wont start.So what does that make you think is wrong?
 

tashasdaddy

Honorary Moderator Emeritus
Joined
Nov 11, 2005
Messages
51,019
Re: 79' 140hp hard to start when warm

dirty carb. clogged jets. bad fuel line bulb check valve. i have a 77 140, so i am very famiar with the engine.
 
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