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-   -   motor and gas (http://www.classicseacraft.com/community/showthread.php?t=18249)

david76 08-31-2007 12:04 PM

motor and gas
 
ok allu xperts i need some help here i have a evinrude xp 150 vro the vro is notactive anymore i just had the gas tank acid washed on the inside. Now when i am cutting across the lake at a good speed my motor shuts down and my ball sucks dry.Now if i loosen up the hose clamp it goes back to normal pump the ball again and im off and running. So i could really use some help here thanks.

JohnB 08-31-2007 12:09 PM

Re: motor and gas
 
Anti-siphon valve stuck/clogged or clogged tank vent.
My guess is they loosened some junk up, and it's the anti-siphon valve.

david76 08-31-2007 12:21 PM

Re: motor and gas
 
so am i suppose to just keep running it or do i go buy a new tank, i hate going across the lake and BAM i lose my fuel.

JohnB 08-31-2007 01:14 PM

Re: motor and gas
 
Pull the anti-siphon valve out and throw it in the trash. It is a check valve in the bottom of the fuel pickup tube. One thing I know for sure, if that is what it is, it will do it again and again :D. As long as the fuel line and carbs/efi are higher than the top of the tank, you don't need it.

david76 08-31-2007 03:22 PM

Re: motor and gas
 
there is no anti siphon and its a carb. engine 1990 model
im thinking of selling the boat and get something smaller i dont know the hull is in such great shape and i just got the transom rebuilt im having a breakdown H E L P!!!!!!

Bigshrimpin 08-31-2007 03:51 PM

Re: motor and gas
 
Yo . . . Young1 - The problem isn't the motor. The check valve/anti-siphon valve is on your fuel tank . . . NOT on your MOtta. They go to sh1t all the time.

If you don't have a check valve on the tank . . . then your vent (on the TANK) :) is blocked.

I replaced my check valve with a regular 3/8" brass nipple . . . but the check valve provides you with some level of saftey if you're motor caught fire. Fire will supposedly only burn back to the check valve.

Capt Chuck 08-31-2007 04:34 PM

Re: motor and gas
 
Quote:

If you don't have a check valve on the tank . . . then your vent (on the TANK) is blocked.


Right-On Tim!
Since he lives in Fl and by chance his SeaCraft has been sitting around, I'll betcha one of those Mud Dobber Wasps built a nest in the vent line :eek:

BTW: You need to keep the "O-Ring" on the fuel fill cap lubricated. The gas will dry it out and crack. Then every time you wash you boat or it rains, guess what enters the fuel tank :mad:

david76 09-02-2007 11:13 AM

Re: motor and gas
 
well i have decided to pull the tank and put a new one in i ran on the xternal all day yesterdayand she ran like a champ.

Bigshrimpin 09-02-2007 12:11 PM

Re: motor and gas
 
Uh . . . my car ran out of gas . . . I think I'm going to the dealer to buy a new car :)

david76 09-02-2007 02:58 PM

Re: motor and gas
 
funny ha ha not funny queer!!!!!!!!!!!!!!!!!!!!!!

strick 09-02-2007 03:38 PM

Re: motor and gas
 
Quote:

If you don't have a check valve on the tank . . . then your vent (on the TANK) :) is blocked.

Usually if you vent is blocked or clogged you will not be able to fill the tank the vapors will back flow out the fill and kick off the safty on the pump handle.

BTW Youngone, Bigshrimpin is not a queer I know for a fact he likes women: ;) [img]/forum/images/graemlins/tongue.gif[/img]

http://www.casdvm.com/photos/DSCN5575.JPG


strick

david76 09-02-2007 11:37 PM

Re: motor and gas
 
that was a joke about the funny hah ha anyways my tank is just falling apart its old time to update so im going to buy one the way i see this right now i dont have a boatg payment i have repaires and mods when i go buy my next boat it will bea yacht!!!!!!!!

Old'sCool 09-03-2007 12:36 AM

Re: motor and gas
 
What a beautiful young lady!!

Bigshrimpin 09-03-2007 03:37 AM

Re: motor and gas
 
Young1 - What do you want a yacht for? and why did you go though the trouble to have the tank cleaned, pressure tested and then put back into your boat . . . if you were just going to buy a new one. If the problem is wasps in your vent hose . . . a new gas tank isn't going to solve your problem.

oldfielder 09-03-2007 09:19 AM

Re: motor and gas
 
When I got my boat I could hardly get gas into the tank the vent screen was so corroded-it would back right up the fill. The funny thing, though, was that it didn't seem to affect the motor's performance . Sounds like that anti-siphon is jamming up.

david76 09-03-2007 11:23 AM

Re: motor and gas
 
apparently it still has a lot of garbage in it and i would rather just buy a new one and have no problems. i guess they didnt do a good job of cleaning it. ill get itfigured out yet. its just one thing after another i love the boat its great i just hate when u have to keep putting money into it .

Capt Chuck 09-03-2007 11:51 AM

Re: motor and gas
 
Quote:

i just hate when u have to keep putting money into it

If you think you'll ever stop, please give me a projection date http://floridasportsman.com/art/scratch.gif

david76 09-03-2007 01:33 PM

Re: motor and gas
 
dont i wish. So what is the going rate for some of these boats once they have been restored?

Bigshrimpin 09-03-2007 02:58 PM

Re: motor and gas
 
Quote:

dont i wish. So what is the going rate for some of these boats once they have been restored?

usually less than 50% of what you spend on it.

david76 09-03-2007 03:19 PM

Re: motor and gas
 
so this is the old beast transom just redone and it running on the xternal ta nk and running on the original tank as u see not moving on big tank!!!



http://i183.photobucket.com/albums/x...yd/Boat334.jpg
http://i183.photobucket.com/albums/x...yd/Boat337.jpg
http://i183.photobucket.com/albums/x...yd/Boat338.jpg

Fr. Frank 09-03-2007 03:50 PM

Re: motor and gas
 
Love those Seafari's!! :D


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