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4
votes
2answers
1k views

Ducati Monster M600 - Engine Vibration/Cold Cylinder

I have a 1995 Ducati Monster M600. Recently I noticed an engine vibration and whilst trying to figure it out I noticed that the horizontal cylinder exhaust is hot (hot enough to burn leather gloves) ...
4
votes
1answer
161 views

Clutchless Downshifts Using Throttle Blip on a Motorbike/Sequential Gearbox

This is with respect to non synchromesh, sequential transmission. Ducati along with several after market systems, implement clutchless downshifts by automatically applying a slight throttle to unload ...
3
votes
1answer
66 views

Honda CBR 250 won't start after heavy rains, puttering noise

There has been heavy rain and yesterday I couldn't start my bike. The main and other fuses are not blown. I ride it regularly. Turning the bike on: https://vid.me/pYNw. The high-pitch noise is not ...
4
votes
1answer
60 views

Scooter break-in period - Actual scientific backing or urban legend?

I don't understand the break-in periods needed for scooters/motorcycles. I know everyone says it, but I haven't found any explanation with some scientific backing to not making it an urban legend. ...
0
votes
5answers
4k views

Replacing regular twin shocks with nitrox for my bike

I have a bike with regular Twin shock absorbers (Spring and damper). I am planning to change this to Gas charged shock absorbers. Since I used to ride my friend's Bajaj Pulsar 150, and it feels more ...
9
votes
5answers
28k views

Why should the fuel petcock valve be turned to “Off” position when not using the vehicle?

It’s mentioned in the user manual of my motorbike, that when not using the vehicle, I should turn the petrol tap (the one that has three positions “On”, “Off” and “Reserve”) to “Off” position. I don’t ...
8
votes
5answers
28k views

What does the 'cc' mean on a motorcycle?

I'm relatively new to motorcycles, my flat mate taught me how to drive his two Royal Enfields around New Delhi, and for the past year and a half I've been taking care of them as they break down ;) ...
5
votes
2answers
160 views

Solution against motorcycle gasoline theft?

During these last few weeks, somebody has been stealing gas from my motorcycle. It's a Honda Vt 125 Shadow, and since all the wires and hoses are apparent, it's pretty easy to unplug the hose and ...
2
votes
1answer
29 views

Fork tube seals Suzuki sv650

So I recently inherited a 2002 Suzuki sv650... It was garage kept for about 6 years and needs some love. I noticed that the rubber seals on top of the fork shock tubes won't stay with the tubes... ...
2
votes
2answers
5k views

Why bikes with gears are preferred when there is gearless(or automatic gear) technology?

I know that lower gears have higher acceleration & low top speeds and higher gears have low acceleration & higher top speeds. But I would like to know why this gear system was designed first ...
3
votes
1answer
58 views

How to improve suspension on my bike TVS Star City 110 CC 2012 Model

I ride a TVS Star City 110 CC 2012 Model bike weighing 109 Kgs. I am feeling uncomfortable with the bike suspension. When I checked with my mechanic, he said it is fine. I can feel it is jumping even ...
3
votes
2answers
139 views

Bent front fork on a bike

There's a previously owned 2009 YAMAHA FZ16-S that I'm thinking of picking up. It has a slightly twisted and bent fork (plausibly caused by an accident). It's only apparent when you ride it for a bit. ...
1
vote
2answers
77 views

My motorbike handle gets a hit when I hit a bump or pothole

My 2 month old bike is a 200CC Bajaj Pulsar (made in india) with only 2000kms on the odometer. I have ridden it carefully. I touched 100km/h accidentally on a drag race with my friend, just one time, ...
2
votes
3answers
90 views

How do I reduce engine idling rpm without stalling it?

Considering idling losses are present in every engine, reducing the idling rpm might be providing significant savings. But, as I noticed on my bike, the chances of engine stalling increases with ...
1
vote
1answer
50 views

Is Honda Shine Rear-Suspension claimable on Warranty\Extended Warranty [closed]

I own a Honda Shine (125cc) bike which started giving a less cushioning problem on its rear suspension since it was near to its second service (1200 km, 5 months from purchase). Though I told the same ...
3
votes
2answers
632 views

Looking for Tyres for Pulsar 150 bike with 180cc engine

I have a pulsar 150 bike modified with 180cc engine. I am looking for tyres(both from and rear). The tyre should have have good cornering capability and a very good grip. Till now I have. I looked at ...
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
71 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 ...
3
votes
0answers
135 views

2003 Suzuki Katana 600 shuts off after running for 10–20 seconds [closed]

My 2003 Suzuki Katana GSX600F shuts off after ten to twenty seconds after start. It doesn't spit and sputter, it just shuts down. I have loosened the bowl screws while it's running and confirmed that ...
2
votes
1answer
232 views

Moped bike motor problem carburetor

I have tried many technicians but none have solved my problem. I had problems in the past past, but one day my bike started to make a noise while opening the throttle when cold after about 50km/h ...
2
votes
1answer
46 views

Carburettor jetting on installation of aftermarket air filter

I have a 150cc motorcycle and am planning to install an after market air filter(K&N) since the stock one was favoring fuel efficiency and not performance. The bike has a carburetor (Mikuni) not ...
2
votes
2answers
110 views

“tick-tick” sound in Enfield Clasic Motorcycle

BIKE ENFIELD CLASSIC 350 2013 Model ODOMETER: 14000 One and half year old Oil changed one and half month before general servicing. There is a particular sound from the engine while riding ...
5
votes
2answers
2k views

What problems to look for when buying used motorcycle

I'm planning to buy a used Honda Goldwing. Researching the prices, my budget will allow me to get something in the range up to year '95-96 models. As this is going to be my first bike, I have no idea ...
2
votes
1answer
64 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 ...
4
votes
1answer
55 views

Yamaha FZS Ver- 2.0 Engine Seizure

I gave my bike (Yamaha FZS ver 2.0) to an authorized service center for it's first-time service. The mechanic didn't fit the drainbolt (which is under the engine) properly causing the engine oil to ...
1
vote
1answer
55 views

Risks of “excess and lack” of Engine oil

I ride a Honda Stunner CBF 125 CC daily for approx 30 kms, with an average speed of 45 km/hr. I noticed that my motorcycle has been consuming too much engine oil like it not used to few years ago. ...
3
votes
2answers
96 views

GSX-R front suspension technology timeline

I have noticed that people frequently choose the GSX-R front end for a front end conversion on old bikes to improve handling and comfort. The GSX-R was produced from 1985 through the present, and I'm ...
4
votes
2answers
213 views

Motorcycle - sudden brake failure - suddenly gone - is it safe?

Recently, my old Honda ST 1100's front brakes failed. It was very sudden; meaning one moment, they worked perfectly, the other, not anymore. There was no gradual decline; no warning, nothing. The ...
2
votes
1answer
348 views

Motorcycle: Irregular brake bite (front single disk)

My motorcycle's front brake is giving a irregular bite. I don't know how to express it in words please check the illustration below. --------$^^^^^^^^-^-^-^-^-^^--^^^---^^^^^^----^^^| ~60Kmph ...
3
votes
1answer
44 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 ...
2
votes
1answer
35 views

Derbi Cafe 125 stalling when changing to 1st

I have a Derbi Cafe 125. This morning I started the bike up, let it run for a few minutes, changed from N to 1st, and the bike cut out. This happens repeatedly until I walked to work. I then realized ...
4
votes
2answers
36k 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 ...
10
votes
3answers
2k views

Why (almost) all dirt bikes have single cylinder engine?

Every dirt bike i know has a single cylinder engine. I myself ride a Yamaha XT660Z which has a huge 660 cc cylinder. What are the characteristics of those engines? what are the benefits of such ...
2
votes
1answer
2k views

why doesn't my motorcycle power on?

I have a Suzuki sv 650 2007. My bike recently turned on head lamps, tail, and gauges. Now it won't power on at all, not even a jump start can turn the power on. What can I do to solve the cause? Does ...
4
votes
3answers
2k views

How to remove all the fluid out of my motorcycle fuel tank?

I will be cleaning out my motorcycle tank using electrolysis. First, I have to remove all the gas from the tank, and then do the cleaning and then remove all the water that's left over, but I have a ...
5
votes
1answer
189 views

Does the air screw only affect the pilot jet?

I have a 2 stroke motorcycle, it's Kawasaki KR150. When I try to do some jetting on its carburetor (it's Keihin PWL26), I saw that there's an air screw. So now I've been wondering about this air ...
2
votes
2answers
59 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
873 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 ...
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 ...
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 ...
2
votes
1answer
80 views

What kind of technology is used to create this “The Self Balancing Electric Motorcycle”?

In this video , the commentator said that the vehicle uses some kind of technology to keep the Motorcycle self-balanced. That means it won't fall over even with an outside impact force. Since my ...
4
votes
2answers
237 views

Royal Enfield Classic 350 - Motor Break-in Best Practice

How many km's should be driven with a lower speed to setup the bore for a Royal Enfield Classic 350, what is the minimum speed for that duration and how many km's should we maintain that lower speed?
2
votes
4answers
654 views

How often can I reinflate my tire

How often should I reinflate my tire. My bike has tubeless back tire and tubed front tire. Currently I am reinflating once in a week with 35psi(back) and 25 psi(front). Should I need to reinflate my ...
0
votes
2answers
34 views

Can a 41mm shock be replaced in Bajaj Pulsar 150 by removing the company fitted one?

Can the OEM shock be replaced on a 2008 Pulsar 150? I would like to remove the OEM shock and replace it with a 41mm aftermarket model.
3
votes
2answers
710 views

High altitude adjusment for carb 4stroke. (honda xr650l)

Hi I am having some problems with my honda xr650l (1995). During acceleration I experience a sort of stuttering loss in power. Almost the same feeling as runnning out of gas in the main tank. but the ...
9
votes
1answer
1k views

How do I find the correct pins in a CAN-BUS connector?

This question might be too technical for this forum, but I'll give it a go. I have a 2012 BMW R1200R motorcycle with CAN-BUS. I'd like to make an Arduino interface to the connector on the bike, but I ...
0
votes
1answer
600 views

Is it harmful to use Shell Super Petrol for my Honda Activa?

I live in India. I ride a 2 wheeler named Honda Activa. Here are the specifications : http://www.honda2wheelersindia.com/activa/specifications.html I use Shell Super Petrol. Here are the details : ...
1
vote
0answers
46 views

09 honda vtr 250cc motocycle losing power

My Honda vtr 2009 250cc is loosing power during long rides. The throttle at this time does not pick and it slowly stalls. I tried replacing the plugs but still has not worked. It only solves the ...
3
votes
1answer
43 views

Buying a 1981 Kawasaki 440 D questions

There is a 1981 Kawasaki 440 D that is belt driven on Craigslist for $850 and I just have a few questions on about it being a belt drive. Is a belt drive ok to have? Is it worse than chain drive? And ...
1
vote
1answer
32 views

Partially blowing a motorcycle main fuse?

So in the continuing saga of my 81 Suzuki GL450L I have been making continuing improvements to the electrical. The coils as previously found were definitely an issue, but possibly not 'the' issue. ...