85 spree

Trying to get your Spree/Elite to run, or run better? Post your questions here.

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Hockeyfanb499
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85 spree

Post by Hockeyfanb499 »

need help with plug fouling runs great all day rev it up down hill let off throttle and engine dies have played with the needle on the throottel slide but still fouls plugs ?
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scooterwerx
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Post by scooterwerx »

what plug are you running? is it on a stock or modified engine? are you running the injector or premixin?
Hockeyfanb499
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Post by Hockeyfanb499 »

stock plug from Honda and bone stock engine and oil injected.
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scooterwerx
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Post by scooterwerx »

weird! is it extremely cold where youre at? whats the color of the plug? oil fouled (black and dry-ish) or fuel fouled (soaking wet)?
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Post by Hockeyfanb499 »

75 degrees yesterday in california and yes it was soaked with fuel
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scooterwerx
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Post by scooterwerx »

i hate to say it, but it sounds like a carb cleaning is in order. does it leak fuel from any of the overflow hoses? it kinda sounds like either the float is sticking or the needle and seat are not sealing. if your so inclined, pull the carb off, and with the bowl full of fuel, and try to blow into the fuel inlet. if you can, it means that either of those 2 things is happening. if you cant, then its working properly. if you take it apart, when the float is up, the valve should be closed, and nothing should flow through it. when the float is down, it lets fuel in until it reaches a preordained level, when the float floats to that level it closes the valve and no more fuel is allowed in. if too much fuel is getting in, it either goes out the overflow, unless its plugged, or if its plugged, straight up the main jet circuit into your motor.
Hockeyfanb499
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Post by Hockeyfanb499 »

thanks that's what i thought too so i cleaned the carb and checked the float and everything checked out perfect and by the way cleaning the carb on these things is like second nature to me be cause i own 11 of them and have kept them running for all these years need them tip top for the annual chatsworth to solvang runs on mem weekend.
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Wheelman-111
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Reeds Again

Post by Wheelman-111 »

Greetings:

Mine ran as you describe when a reed valve failed. I'd check there if the carb's good. As you probably know, the carb can look fine and seem fine on the bench but still run afoul if the needle's starting to stick intermittently in the float needle bore. I'd go for a new needle and polish up the float needle bore & seat if the reeds check out OK. My money's on a worn reed block, depending on mileage. I can make you 0.5mm carbon reeds.
Wheelman-111
Most of my money is spent on scooterparts. The rest is just wasted.
"ISO": '03 Vespa ET4 Malossi187 74MPH
Flash 9: 2001 Elite SR Contesta 72 ZX Tran, 9:1 Gears, Stock Airbox/Carb/Pipe 58.8 MPH
Punkin: 2010 Vespa/Malossi S78, 61MPH
Hockeyfanb499
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Post by Hockeyfanb499 »

thanks will check the reads and the float needle and seat ? how much for the reeds.
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Wheelman-111
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Carbon Reeds

Post by Wheelman-111 »

Greetings:

My asking price is $0.42 for the stamp, plus your choice of Love Offering to WHAC*. Should be less than this:

http://www.provoscooter.com/scooters/ma ... -vino.html

You PayPal what you think it's worth to keep a cold sad scooter from crying itself to sleep every night. PM for PayPal address.

I need you to send me your stock metal reeds - best choice - or an accurate diagram or a cutout of them on cardboard to me. PM for mailing address. Your 0.4mm High Modulus Carbon reeds will be exactly like what you send me, so take care to be accurate - especially the little holes for the reed stop. I'll get to work as soon as I get your template/reeds.

Look up my post in WTB/For Sale if you want to see what they look like. They're very effective at improving low-midrange response even if they don't have an Italian name stamped on them. Silkscreening compromises integrity anyway.
Wheelman-111
Most of my money is spent on scooterparts. The rest is just wasted.
"ISO": '03 Vespa ET4 Malossi187 74MPH
Flash 9: 2001 Elite SR Contesta 72 ZX Tran, 9:1 Gears, Stock Airbox/Carb/Pipe 58.8 MPH
Punkin: 2010 Vespa/Malossi S78, 61MPH
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