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1
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1answer
36 views

How to diagnose a bad stator?

Consider the following diagram : On the top right corner, you have the information to check if the stator function properly. For the first three coils, everything pass. However, I'm not sure how ...
2
votes
2answers
30 views

Yamaha fz700 handlebar bent

Bike got tipped over by a random person, handlebar got bent, and throttle is really hard to move now so I decided to try to take it out to see what I could do. Here is a picture of the bar: You can ...
2
votes
1answer
59 views

Oil all over outside of engine

I have a 1988 yamaha route 66....I put some oil in, it has a slow leak by kickstand...I took it for a 5 mile ride last night. Afterwards I found it sitting in oil, and the outter engine /side was ...
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0answers
33 views

1987 Yamaha fz700 handlebar lock

On my ignition there are a couple positions, on, off, lock, and p. I assumed the lock was for the handle bar lock, but it doesn't lock when I switch it to that, when I switch it to P though it ...
-1
votes
1answer
50 views

Suggestions for replacing/upgrading exhaust/silencer for a 125cc Motorbike [closed]

I have a 125cc Yamaha Gladiator SS125, which is about 3 years old. I had my stock air filter (paper-based) removed and installed a K&N conical filter about a year ago. I wanted to know if anyone ...
2
votes
1answer
69 views

What model carburetor is this? (Mikuni Corp)

Recently, my ATV (a 1997 Yamaha Big Bear 350 2x4) developed a carburetor issue where it would run rich. I took it to a mechanic who says that it needs a new carburetor. However, he was unable to find ...
0
votes
0answers
15 views

Yamaha fz700 brake and headlights problem [duplicate]

Recently bought a Yamaha fz700 bike. Headlights don't work whatsoever, checked fuses, bulbs, and I found that wires aren't getting any power. Flipping the Hi/Lo beam switch doesn't change anything ...
2
votes
2answers
81 views

1987 Yamaha FZ700 headlights not working

I recently bought a 1987 Yamaha fz700, and the owner said the headlights didn't work, and I can't figure out what's wrong. We checked some of the wiring out, and the bulb connectors have no power ...
2
votes
1answer
47 views

Why would I feel disbalanced or thrown around when riding a motorcycle

I have a Yamaha XJ600N, and at various points of time when riding around in the city at 50 to 60 kph I have had this strange feedback from the wheels or suspension that makes me feel either slightly ...
2
votes
1answer
92 views

Is it possible to check if the fuel filter on a Yamaha XJ600 is getting clogged?

Right after buying an used Yamaha XJ600N, I found that the rust in its fuel tank had clogged the fuel filter causing the motorcycle to lose power and until the engine died. The service station cleaned ...
3
votes
1answer
52 views

Lost torque on my Yamaha XVS650

I have a Yamaha DragStar 650 1999. I have a Highway Hawk exhaust and I removed the baffles. Now the exhaust is completely open. When the engine is cold I can start it only if I pull the acceleration ...
1
vote
0answers
81 views

Yamaha FZ 16 loses smoothness too soon [closed]

I have a 2008 model Yamaha FZ. Lately, I have observed that the first week after a service, the motorbike is super smooth with good pickup. But after that it loses its smoothness and becomes dull.... ...
6
votes
2answers
55 views

Commonly required spare parts for quad bike (e.g. Yahama Grizzly)

I run a remote field station in central Africa, and we are purchasing a quad (probably a Yahama Grizzly) to ease access. Given parts and funding are hard to get hold of, I would like to take full ...
1
vote
1answer
97 views

''Tire air leaking sound'' [closed]

I have yamaha SZR bike. It is making weird sound lately. It is making ''tyre air leak sound'' but it is not certainly from the tire. It makes sound after 20-30 minutes interval. Im far from service ...
0
votes
1answer
242 views

2 stroke scooter won't rev under load

Just put a big bore kit on a Yamaha Jog (50cc to 70cc) and am getting ~115psi compression. It will reach full rpm on the stand but on the road it won't pass mid throttle and makes a hollow/rattling ...
3
votes
1answer
310 views

Remove battery panel on Yamaha Cygnus 125 2010

I have a Yamaha Cygnus 125 bought in 2010. I need to recharge / change the battery, but I am unable to remove the cover panel. The battery is situated in the back, under the seat. The panel got two ...
2
votes
1answer
715 views

Changing the exhaust on a motorbike

I have a Yamaha XJ6 from 2012 and I would like to change the exhaust. But I have a choice. Do I change only the muffler or the whole "line"? Other than cost what are the pros and cons of changing ...
1
vote
2answers
1k views

Yamaha Vstar 250 won't start: need to diagnose and fix possible fuel, battery, or flooded carb

My riding experience: 1 day. Already I'm an idiot. This will probably be a good laugh for most of you. I purchased a used bike, Yamaha VStar 250, <2,000 miles, <4 years old. Battery has not ...
3
votes
2answers
630 views

Going more than recommended Speed in Break-in Period

I have a new Yamaha motorbike. Seller told me not to ride speed more than 50 Kmph for first 1000KM but I rode it 60 for 10 - 15 minutes due to some reason. How does it affect to my Motorbike ?.
2
votes
2answers
61 views

How to undo transmission nuts

I have an ~1986 Yamaha Ag 200 and I've been pulling it apart as a bit of a hobby to understand a bit more about how it works and hopefully in the end get it going. I've opened it up so some gears ...
3
votes
2answers
934 views

2013 Yamaha XT250 engine clicking/ticking noise

I just bought my xt250 as my first bike after getting my permit about a month ago. It's 2013. At 100 miles I dropped the oil and changed the filter. As a small woman I've also installed lower links to ...
1
vote
1answer
153 views

1982 Yamaha Virago 750

I am considering buying a 1982 Yamaha Virago 750 that I found on craigslist. I have read online that many of these bikes have starter problems and I am just curious as to how hard it is to fix or ...
0
votes
3answers
1k views

Yamaha XJ750 not starting

I would like to thank all in advance for any advice I recieve. I own an 82 Yamaha 750 maxim, I have got single air breathers, for my 4 carbs and I removed the carbs to clean out and install air ...
3
votes
1answer
104 views

Carbon Fouled Plugs '74 TX500

I'm somewhat new to wrenching my bikes and I'm loving it! :D I have a 74 Yamaha TX 500 that keeps carbon fouling her plugs :(. I've put on slightly hotter plugs (D7EA from D8EA), narrowed the jets ...
2
votes
1answer
333 views

What do I need to put rear shocks on my 1982 Yamaha Maxim XJ 750?

I bought the bike and didn't notice the previous owner had taken the rear shocks off (worst oversight I ever made, kicking myself now). I want to put some shocks on it, but I'm not really sure what I ...
3
votes
1answer
107 views

Yamaha YZ125K 1983 transmission bearings

I'm restoring an engine and am unable to locate 3 gearbox bearings. Identifying mark is either IXO or IKO. It is a needle roller bearing type and sits RHS crank case 1/3rd gear shaft. Mark clearly ...
2
votes
0answers
592 views

Clutch dragging and making squeaking/grinding noise

My motorcycle clutch (Yamaha Diversion) has recently started dragging extremely badly; I need to rev-match up and down gears and shifting from neutral into first requires me to rev the engine, pull ...
2
votes
2answers
516 views

Restoring a 1985 Yamaha AG200

I was given a bike (1985 Yamaha AG200) and was dedicated to get the thing running so I can learn a bit more about how motors work. Its been sitting in a shed for about 20 years and the rats have got ...
1
vote
2answers
152 views

Are engines of the same model bike identical?

I am planning to buy a Yamaha Crux from the showroom. I'd like to know how to compare the engines in each of the available bikes of the same model. Will they differ in any way? One mechanic I know ...
4
votes
3answers
37k views

Symptoms of Lean or Rich carb settings on a motorcycle

I have a 1981 Yamaha XS650. I recently put in K&N stock replacement filter (ie, they are in the airbox and conform to the size of the original), however they may be leading to a leaner mixture ...