1992 Yamaha Razz pulls
Uploader Comments (bennydaball)
All Comments (33)
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What jets and what sizes are you using in the Razz, I haven't found any for sale locally. I have the 60cc kit and will be running premix which also requires a larger jetting. I may have a CVT conversion in the works but it all depends on $, which I don't have a lot of at this moment.
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@outskirtscustoms i dont see where the restrictor is in the exhaust, but i do see how the exhaust is restricted on the engine, is it possible that the muffler doesnt have the restriction in it on mine?
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@Xxoo0o0o0ooxX CDI refers to the type of ignition the motor uses, capacitor discharge ignition. Supposedly the razz has a rev limiter through the CDI which limits the top speed. Because the razz has a fixed gear ratio transmission this should mean whatever RPM is max correlates to a max top speed, however I haven't found that to be the case on my 60cc big bore and it goes about 38mph...
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@bennydaball How wound you tell if the razz has a CDI?
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@Xxoo0o0o0ooxX It's only about an inch inside the exhaust port, just unbolt the muffler and you'll see it.
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@outskirtscustoms Should I cut some of the long tubing off to make it easyer to get the dremal tool in. Could you send me a photo of what to do?
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@Xxoo0o0o0ooxX As far as Razzes go The exhaust port on the head has a little bump inside it from the casting just take a die grinder or a dremel tool and grind that out. Same for the exhaust. I just got my hands on one of the old 1989 Honda Spree Elites. I'm in the process of modding it now. So far I got it going 45mph! on the stock bore, I'm changing the clutch weights tomarrow and might grind out the ports on it !!!
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@outskirtscustoms Thank you I would like to know more. I will be doing this next week I need to know more about the exhaust restrictor.
why don't you buy a JOG they are 10 times faster
sickcorradovr6 1 year ago
@sickcorradovr6 I got this for free from my grandparents when they were cleaning out their shed :) I use it to get from place to place while at race events I participate in.
bennydaball 1 year ago
Dude you should go on e-bay and get a speedo off of a newer razz they have a 40MPH speedo that bolts right up. Also if you look inside your exhaust there is a restrictor that can be drilled out, and the same with the exhaust port of the head. Tune the carb a hair richer. and you're ready to haul. I did it with my 88 razz and it will bury the speedo at 40mph. whaile towing my small bike trailor and toolbox.
outskirtscustoms 1 year ago
@outskirtscustoms That's cool, didn't know about the speedos! I already removed the exhaust restriction, and smoothed out the exhaust port. I recently replaced the jug/piston with a 60cc big bore kit off ebay and added some compression by pulling the head gasket in favor of sealer. Works well and will bury the current speedo. It's jetted as rich as it can go on the main jet setting without stalling out ;) Needs a larger pilot jet, or really a bigger carb :D
bennydaball 1 year ago