Please specify the brand, model and year in your question.

learn more… | top users | synonyms

6
votes
1answer
68 views

Idling issues on 1995 Kawasaki ZZR600

The bike was running rough and could not get a constant idle speed. I checked the air filter and it was pretty well shot (contamination, etc.). As I awaited delivery of the new air filter, as a test I ...
4
votes
3answers
1k 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 ...
1
vote
1answer
814 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 ...
0
votes
5answers
3k views

Replacing regular twin shocks with nitrox for my bike

I have a bike with regular Twin shock absorbers. I am planning to change this to a nitrox twin shock absorbers. Because when I used to ride my friend's Bajaj Pulsar 150, my back feels more comfortable ...
4
votes
1answer
105 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 ...
3
votes
1answer
57 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
2answers
31k 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 ...
2
votes
2answers
58 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
759 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 ...
2
votes
1answer
3k views

What is the correct way to clean and lubricate the chain of a Yamaha FZ 16?

I own a 2011 Yamaha FZ 16 bike; which has an open chain; occasionally dirt gets accumulated to the chain and despite my many attempts I am unable to properly clean the chain. Also could you also help ...
3
votes
1answer
101 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
798 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 ...
0
votes
2answers
188 views

Headlight problem in my honda 125cc bike

I'm having a headlight problem on my Honda 125cc bike. My problem is that I don't have a battery on my bike and every time I connect a bulb, it blows up within 5 mins. As of this moment I can't afford ...
2
votes
1answer
52 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
125 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?
1
vote
1answer
197 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
4answers
635 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
20 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.
2
votes
2answers
414 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 ...
8
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
557 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
44 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
40 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
119 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
0answers
111 views

Why is my 2013 Kawasaki W800 running rough?

My Kawasaki has caused me all sorts of problems. The throttle bodies have been replaced due to rough running and cutting out, both chrome mudguards have been replaced due to excessive rust, after ...
0
votes
1answer
214 views

My ER6 was lowered to accomodate a shorter driver than me. How can I adjust the height?

I want to adjust the height of my Kawazaki ER6n from 2006. Specifically, I want to reset the height to factory settings. Is this something that's possible to do without hiring a certified mechanic or ...
1
vote
1answer
20 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. ...
5
votes
1answer
527 views

Suzuki GSR600 low idle revs and unstable

Just a week ago I noticed in my motorbike unstable rpm, +-300rpm. But today I found that the idle rpm are below 1000rpm, at some points around 500rpm (Normally is 1500rpm). I'm due for the annual ...
4
votes
1answer
32 views

Alternative location for motorcycle ignition coils?

I recently replaced the ignition coils on my 81 Suzuki 450. The aftermarket coils are just large enough that the tank won't seat right, even after adjusting the bracket. Would there be any issue in ...
4
votes
2answers
423 views

Why are gears designed in this pattern in motorcycles? [duplicate]

On motorcycles with manual transmissions, the shifting gears goes (down to up) like this: 1st Gear (all down) Neutral (half up) 2nd (full up) 3rd (so on) What is the logic behind this? Wouldn't ...
2
votes
1answer
180 views

Pulsar 150 drifts right side

3 years old, 25000km done. The main problem is that the bike pulls or drifts towards the right side. I took it to the original service centre where they said the front fork bent and they overhauled it ...
2
votes
1answer
42 views

What is Total litres (reserve, usable)15 litres (3.2 litres reserve, 2 litres usable)?

I bought a new bike(Pulsar 150), and while reading its specs in the user manual i found Total litres (reserve, usable) = 15 litres (3.2 litres reserve, 2 litres usable). what does this mean, I assume ...
1
vote
0answers
42 views

Yamaha FZ 16 loses smoothness too soon

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.... ...
4
votes
1answer
62 views

No spark on my new motorcycle

I recently purchased an 81 Suzuki GS450L, my very first bike. I'm not getting a spark. When it dies, it does so silently. No backfire, sputtering, etc. My first thought was that it had aftermarket ...
3
votes
2answers
6k views

How do I know if motorcycle chain & sprocket need replacement?

I'm aware of how important they are, but have been coming up empty in my searches to determine if they're worn to the point of needing replacement. The service manual just says to inspect and replace ...
5
votes
7answers
5k views

How to Clean a Paper Air Filter

I have a 1989 Yamaha FZX 750, and I can't find a replacement air filter for it. What's the best method to clean the air filter?
2
votes
2answers
80 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 ...
1
vote
1answer
86 views

1974 Honda Cb125 Not Starting + Strange Clicking Noise

I have a 1974 Honda Cb125. The other day, she started fluttering at speeds above 30mph. I had run into this issue before, and it turned out to be a bad spark plug connection. I have since replaced ...
2
votes
1answer
52 views

Axle nut sizes on a 2001 Honda Shadow

It seems that the axle nut on a 2001 Honda Shadow are different sizes on either side of the bike. What size are these so I may get the correct wrench to work with them. I have tried other sources ...
1
vote
1answer
230 views

How can I fix a slow indicator on a Honda Hornet?

My Honda Hornet 250 right-hand indicator often takes up to 5 seconds to start flashing, especially when it's cold. The left seems to be fine. When I flick the switch I can hear the bimetallic strip ...
4
votes
2answers
127 views

What is this pipe coming out of the petrol tank under the seat

Sorry, this is a newbie question, but what is this pipe coming out from the petrol tank under the seat? The bike is a 1989 Kawasaki ZZR 250:
4
votes
1answer
86 views

I dropped my bike and now it won't start

I have a Suzuki GSX 600F Katana. Yesterday, I changed the clutch lever on the handlebar and left the key on. I had to push start my bike. After getting it started, I left it in first gear, and let go ...
4
votes
2answers
78 views

How easy (is it possible) for an amateur to change the drain tube of a motorbike fuel tank?

The bike is a 1998/99 Honda CBR 600F. The drain tube seems to be corroded inside the fuel tank, based upon 2 symptoms: Filling the tank more than 3/4 full causes petrol to drain from the drain tube ...
1
vote
2answers
1k views

Should motorcyle exhaust headers ever glow red hot

I've got a '99 Pegaso 650 which hasn't been running for about 7 years. It's was in a quite a deteriorated state when I got it, i.e. seized carbs, tank full of water, sump full of an ugly fuel/oil mix, ...
3
votes
3answers
1k views

2001 Suzuki Katana 750 won't start after jump start and new battery.

Bike has been running just fine. Recently left the lights on while at work, completely draining the battery. Couldn't get it push started there, but was able to get it jumped. I thought no biggie ...
1
vote
1answer
69 views

Honda Engine Seize & overheats

I have Honda Trigger CB and it's a good motor vehicle but when I cross speed at 100km/hr. It heats a lot and often get seize in mid way. It then need to cool off to let me ride it again. Also it gives ...
1
vote
2answers
2k views

Exhaust Flame Kit

I have been searching over the past week or so trying to educate myself as much as possible before going ahead and trying to build an exhaust flame kit from scratch (the ones on sale on the internet ...
2
votes
0answers
74 views

Engine oil leak from motorcycle

I'm having this peculiar problem. There is an engine oil leak from my 160 cc motorcycle. The thing is that, I got the engine oil changed couple of days back, by a nearby mechanic. Now the problem is ...
8
votes
5answers
23k 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 ...
3
votes
2answers
102 views

GSXR 1000 K5 turns off on hot days

My name is Joel from Sydney and I'm trying to diagnose a strange problem on my bike. Apologies if this is the wrong forum to be asking this question I'm new to this forum. Bike: GSXR K5 1000 Mods: ...