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Re: 1986 Spree NQ50 No Power, Carbs Scrubbed Clean

Posted: Mon Aug 24, 2009 2:05 am
by Bear45-70
Lunytune wrote:Yeah, but Bear, not everybody is challenged to build a Tim Taylor lawnmower. :mrgreen:

cubdriver, key is to get the passages clean enough to be able to squirt carb cleaner through them. Then run Seafoam in the tank for a couple of tanks in the initial, and then periodically through the summer, and especially going into the winter and winterizing. I've noticed my Dio is getting a little contrary starting, requiring light throttle, and cold natured. I suspect the passage to my bystarter is trying to plug. I'll try running some Seafoam before I tear into it. I don't mind carb work, but detest pulling plastic.
My mower was bone stock from Sears with the engine that big. I did improve the air inlet and air filter and rerouted the exhaust for a while but when the exhaust cracked in a no weld area I removed the mods. It isn't even the big engined model either. The big one is 810 cc and 30 horsepower. :roll:

Thinking about it though, I do have a 99.9 CID (1637 cc) 100 horse V-4 with 4 barrel carb down in the shop just waiting for the one on my 15 foot Hydroplane to break, that hasn't Even misfired in the last 10 years, maybe that need a set of mower decks attached to it or better yet, it could go into my Spree. :twisted:

Re: 1986 Spree NQ50 No Power, Carbs Scrubbed Clean

Posted: Tue Sep 08, 2009 8:59 pm
by sugarshane
OP: Have you come upon the solution yet? I have the same problem, haha. Guess, I'll stick the carb back in the cleaner and get some guitar string and report back.

Re: 1986 Spree NQ50 No Power, Carbs Scrubbed Clean

Posted: Tue Sep 08, 2009 9:11 pm
by nacree
NEW PLUG!

Get a new spark plug. Don't bother cleaning the old one just get a new one.

Re: 1986 Spree NQ50 No Power, Carbs Scrubbed Clean

Posted: Tue Sep 08, 2009 9:42 pm
by sugarshane
^ pretty sure it's fuel related but it can't hurt to have a new plug. I'll pick one up in the am.

Re: 1986 Spree NQ50 No Power, Carbs Scrubbed Clean

Posted: Wed Sep 09, 2009 8:04 pm
by sugarshane
My problem is fixed for the time being. I replaced the plug and put the airbox back on, no more bogging.