I too have a JL50QT-21 and am the second owner. It has no title, nothing. The California DMV can't even tell me if I need it registered, but it would be nice...
Greetings! My name is Karl A. Hotz and I am a new member to the group. My primary reason for joining was to get input regarding a problem I am having with my...
well I have the same model you have and the first thing I woudl do is take ALL the hoses off replace them with better automotive fuel lines and vacume lines...
Thanks very much Paul! I will conduct a complete inspection of all hoses this weekend and take a close look at the carb intake manifold. As far as the fuel...
You need to start with the basics. When it dies, or refuses to start, does it have a spark and is it getting gas? To check for a spark, remove the spark plug,...
Fuel filter and gas cap vent...try running with the gas cap loose...this is the most common problem. After the take draws in enough air again, it will run....
Thanks very much Allen. I have suspected a vapor lock but did not know how to remedy it. I will give this a try tonight! In Jesus...karl From: "Allen Grota"...
It takes a lot of heat to vapor lock especially since the fuel is at atmospheric pressure. Vapor lock typically occurs in a very hot and closed engine...
well I honestly can't say if the hitong and jaolon aare the same i've never delt with a hitong scooter jsut teh sidewalk scooters, if john dont' have it then...
Hello, I just found and joined this group in hopes that I can solve/discover an answer to this problem. I have no doubt that this problem has been addressed...
It's unlikely you have a governed CDI. Check for grease on the belt and pulley sheaves. Check the free length on the variator spring it could be weak. What...
The jet size was the largest in the pack of (5) I no longer remember its # but my coffee brown/white plug color says its a good mixture....(i could however...
Just read your latest post and realized that you have a different brand of scooter. They are pretty much all the same but you have to take these statements...
Oh, one other thing. If you can't get a new filter and hoses right now, at least snip the fuel and vaccum lines back a little. Actually shorten them up as...
I just replaced the fuel filter...it seemed to like it slightly, I only bucked twice while at full throttle down hill on test drive (Thats how it used to be...
An NGK or Autolite plug will be of significantly higher quality than the OEM plugs on these scooters. -Ian ... -- Ian Cooper | drcoopster@... | AIM:...
It seems your problem is most likely a mixture related regardless of what the plug color tells you. Remember, you are looking at the average condition when...
OK Allen Grota and TomCas: First off I want to thank both you guys for the prompt responses. I am all done, and now have her truley "dialed in" to a nat's...
The biggest reason to change to a Kevlar belt is to avoid having to push your scooter home when the cheap Chinese belt lets go without a warning. 2,000 -...
I had the same problem after pretty much the same mods. I found that the head that came with the upgrade kit was lower in compression and put the original...
One other thing to think about is the outlet size of your muffler. When you derestrict the inside, you are helping flow, but if the outlet is 1/2" and the...
I made the same basic mods to the exhaust, yes I am flowing fine there, the next mod I would do to it if so motivated would be to cut out the entire exhaust...
I've got 5000+km on the original FX16 belt and she's still going. ... a ... solid ... importantly ... me...Thanks ... <eindeker@> ... taking ... problem ... ...
48mph on the flat in front of a radar sign and had to slow for a car in front of me. Don't know down hill, the spedo starts to wrap and there was no radar...
Hi all, My recent thread regarding final tweaking of my engine mods, where I asked advise in diagnosis of a surge problem (Which we fixed just fine, and was...
I have not tried this but one trick I have heard of to increase compression is to remove the gasket between the jug and the block. Use a little RTV there to...
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