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Can I attach a DC blower to intake manifold of my 150CC Yamaha FZS FI engine?

I thought it could work more like a supercharger, except it will be powered by battery instead of engine. This isn't the first time someone has thought of "electric" supercharging. There's nothing ...
Zaid's user avatar
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11 votes

Can I attach a DC blower to intake manifold of my 150CC Yamaha FZS FI engine?

Using that kind of blowers as turbochargers is generally proved worthless. The main drawback is these devices are not capable of creating any significant pressure, especially considering internal ...
max's user avatar
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6 votes
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Yamaha Seca - Motorcycle Idle problems

More than likely, you have an air leak If you haven't cleaned out and rebuilt a bunch of 4 carburetor banks in your life there is a good chance you have accidentally created an air leak in the system....
DucatiKiller's user avatar
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6 votes
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How to troubleshoot carburetor?

These symptoms are typically caused by one or more blocked jets in the carburettor. Small particles of grit can block any one of the jets in carburettors. The fuel still gets to the engine through ...
Chenmunka's user avatar
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4 votes

Electric start isn't functioning anymore

There can be two things that are preventing your motorcycle from starting. A dead Battery: Check if your Horns,lights and other electrical systems are working when the vehicle is not turned on(do ...
Shobin P's user avatar
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4 votes
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What is the "gentlemen's-agreement" on the 600cc motorcycles

Background The 600cc Super Sport class of motorcycles in world competition is highly competitive and involves a plethora of teams from around the glove. There are series in almost every western ...
DucatiKiller's user avatar
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4 votes

Bike starts only when fuel petcock is in reserve position

Reserve on some motorcycles bypasses the vacuum valve When you are using the 'reserve' position on many older motorcycles you are bypassing the vacuum operated 'ON' position of the petcock. The ...
DucatiKiller's user avatar
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4 votes

2001 WR426F Leaks a bit of oil out of the breather tube, is it normal?

You may have a bad PCV valve or your rings are getting worn out Your PCV valve controls pressure within the crankcase and assists in dispensing excess oil and running it through the engine as well as ...
DucatiKiller's user avatar
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4 votes

How to troubleshoot carburetor?

There are quite a few things that can effect your bike in this way First, you need to truly identify the issue. Before you tear down your carburetor you may want to engage in some troubleshooting ...
DucatiKiller's user avatar
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4 votes
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Is it safe to store my FZ6R in a hot garage that an air conditioning unit emits exhaust into?

I would not be worried Your motorcycle will exceed these temperatures by far while running. Especially beneath the fuel tank which is directly above the engine. You can expect normal operating ...
DucatiKiller's user avatar
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4 votes

Why is my shifter lever extremely stiff or hard to shift gears?

There could be a couple culprits here. First of all the clutch might not be adjusted correctly so when you pull the clutch in, there is still a load/pressure on the gears so when you go to kick up or ...
Dima Thefencingdude Lukhtai's user avatar
3 votes
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Can I ride my motorbike without fenders? UK

UK law is odd - a vehicle can be in a state which is illegal on the road under construction & use laws (C&U) but if the item is not mentioned in the MOT test you'll get a valid MOT certificate....
John U's user avatar
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3 votes

Can I ride my motorbike without fenders? UK

If you have the MOT certificate (and advisory note) with you, and you also have proof of an appointment (printed out email with names and phone numbers would suffice) at the garage to have the fenders ...
PeteCon's user avatar
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3 votes

1982 yamaha seca 750 engine wont turn over

Try removing the plugs and spraying a freeing liquid in there and leaving i for a week. Once you get it to turn over, make sure you spin on the starter to get what is left out - otherwise you can get ...
Solar Mike's user avatar
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3 votes
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How do I identify model of my Mikuni carburetor

Here is the Yamaha part number for your carburetor. 5EL-14900-40-00. Here is a link to a parts explosion of your carburetor.
DucatiKiller's user avatar
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3 votes

2002 Yamaha YZF R1- Fault code 15

The fault code is related to your TPS Your TPS is a throttle position sensor. The fault code is not necessarily indicative of a broken wire although it could be. It sounds as though you have ...
DucatiKiller's user avatar
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3 votes

Which motorcycle engine and transmission configuration would have a higher top speed?

The question as asked has no real answer, so let me explain a few topics that will point you in the right direction. The number of gears has no effect on top speed. The ratio of each gear is the ...
JPhi1618's user avatar
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3 votes

Which motorcycle engine and transmission configuration would have a higher top speed?

It depends There are too many other variables such as: Wind resistance at top speed of the vehicles Loss of power through the various components from the engine to the rear wheel Gear ratios We can ...
DucatiKiller's user avatar
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3 votes

Motorcycle won't stay on when in gear

If it instantly dies when you put it in gear, even when holding the clutch (and the clutch is operational, which you can know if it doesn't jerk forward when you shift into gear when holding the ...
Kyle Baker's user avatar
3 votes
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Why doesn't the engine fire unless I twist the throttle? (Yamaha FZ6 2011)

As dlu pointed out in the comments the extra fuel is what is helping it start. but it could be several reasons why this is needed. your injectors might be fouled your fuel pressure might be low it ...
Cc Dd's user avatar
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3 votes
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Probably Tappet noise in my brand new yamaha fz fi

Yes of course. The valve clearances may move during first usage period as they settle. It is fine to adjust the valve clearances and the tappet noise should reduce. Excessive tappet noise can be ...
r.anderson's user avatar
2 votes

2003 Yamaha 650 V Star won't start

Your bike does NOT have an accelerator pump Many carburetor based motorcycles do NOT come with accelerator pumps. An accelerator pump will squirt fuel into the intake when the throttle is used. ...
DucatiKiller's user avatar
  • 32.9k
2 votes

Electric start isn't functioning anymore

It sounds like your battery is going bad The buzzing or rapid clicking sound you hear is your starter solenoid. When you hit the start button on your handlebar it sends voltage to your solenoid. ...
DucatiKiller's user avatar
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2 votes

Is it safe to store my FZ6R in a hot garage that an air conditioning unit emits exhaust into?

Relax: Nothing will happen to the motorcycle,they are designed to withstand a lot more than you are mentioning here. That said, I dont think you will run the A/C 24*7 for 365 days right? so you dont ...
Shobin P's user avatar
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2 votes

Bike starts only when fuel petcock is in reserve position

When you Run your motorcycle On Reserve setting over Long period of time impurities tend to get deposited on the "ON" setting. This may prevent the bike from getting started initially, All you have ...
Shobin P's user avatar
  • 8,936
2 votes

Requirements to use 55W Bi-xenon 6000k projector on yamaha r15 v 2.0

I would be concerned with your stator and your battery Both your stator and your battery will have additional load on them. If your stator can feed your batter under these circumstances then the ...
DucatiKiller's user avatar
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2 votes

What Mikuni carb model do I have?

I believe they are a BS38 Constant Velocity (CV) Mikuni Carb. Look at the center pair of images, which are a dual setup, but appears to be the same. According to this they were used from 1976-1979, ...
Pᴀᴜʟsᴛᴇʀ2's user avatar
2 votes

What Mikuni carb model do I have?

Not sure about the model number, but the parts diagram for the original looks like what your photos show. http://www.partzilla.com/parts/search/Yamaha/Motorcycle/1979/XS750F/CARBURETOR/parts.html
raydowe's user avatar
  • 3,012
2 votes

Can I ride my motorbike without fenders? UK

there is no provision within the criteria of the MOT test for class 1-2, for inspection of mudguards. they are not therefore a testable item. no advisory should be issued as it is not within the ...
Jon Edwards's user avatar
2 votes

Where to find good manuals for Yamaha motorcycle?

I recently ordered a manual for a very old Yamaha motorcycle. You can goto this website http://www.yamahapubs.com/ You can use that website to lookup the part numbers for Yamaha motorcycles all the ...
Eric Urban's user avatar
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