Mauro
  • Member for 10 years, 6 months
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Why nitrogen and not carbon dioxide is used in critical tire applications?
12 votes

Nitrogen makes up around 80% of Air - therefore its more readily reclaimed and separated than the smaller amounts of other gases in air. I.e. the process for reclaiming nitrogen from air could be ...

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Discerning a component of a motorcycle
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9 votes

According to this https://www.yamahamotorcyclespares.co.uk/genuineparts/13208/8/yamaha%20xj6n/oil%20cleaner?uid=0 parts manual (image not copied to protect copyright) its the oil cooler assembly. ...

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How can I move my push-to-start car with the starter?
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8 votes

I've got the same sort of function on my Seat Leon (and on my old BMW 320D) - if you drop the clutch quickly enough it will move the car a little. Although I doubt that's enough to get you clear of a ...

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Cleaning mud from motorcycle radiator
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8 votes

I use a garden weed sprayer, its less powerful than a high pressure washer yet can have its jet aimed in a small area. Additionally you can fill it with hot water which will help loosen the mud. ...

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Sidewall has gashes, should I replace?
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8 votes

Depends on locale, in the UK that tyre is damaged so badly that it would be illegal and if stopped you would accumulate points on your license for it. A tyre must not have a cut or tear in excess ...

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Slippery handlebar grip handles
7 votes

Its really simple. Gloves for both active protection - they stop you getting slippery hands and crashing. And in the end of a crash they stop your hands being smeared on the road. Alternative grips ...

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Why are most motorcycles 5 speed than 6 speed?
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7 votes

There are three considerations when making a low end/small capacity engine Cost Reliability Space available 2 and 3 directly affect 1. To make a gearbox more reliable you need to make the parts ...

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Will wiper motor get damaged if windshield wiper fluid got frozen?
7 votes

The wiper motor itself shouldn't be damaged by frozen washer fluid, what may be damaged is the washer pump motor however mine has frozen several times and as long as you don't keep trying to use it, ...

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What are the critical maintenance items for a new motorcycle?
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7 votes

this is two questions really; The answer to the first is yes - all engines - whether bikes, cars, tractors etc have a "run in period" where you should limit the RPM and speed of acceleration until ...

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How are rotary valves sealed
6 votes

From the same site, an explanation of the differences between the two types of valves shows theres still a valve seal. I suspect this is the only part where clearences have to be tight.

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Bike feels like it's leaning constantly after dropping at standstill, associated steering issues
5 votes

Checking the geometry of a bike normally requires a special jig for the frame. However you can approximate it all using a string and weight as well as strings to check wheel alignment. Most likely ...

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Can a permanently stoich or lean running engine ruin a catalytic converter?
5 votes

A lean burn won't necessarily ruin your catalytic converter. What it may do long before that happens (depending on how lean you're running) is burn the exhaust valves, piston crowns and overheat your ...

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Why don't motorbikes have chain covers?
5 votes

Those bikes are small engine, low torque and consequently have smaller/narrower chains. They are designed for use commuting to/from work with little or no protective clothing over your normal clothes....

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Motorcycle parts that need to be replaced most frequently
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5 votes

As @JPhi1618 says "Handlebars, levers, footpegs, and the exhaust are the most commonly damaged parts for a new rider when they lay the bike down", additionally anything made of plastic is also likely ...

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Ducati Monster M600 - Engine Vibration/Cold Cylinder
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5 votes

Found the culprit the jets were fine, however the float bowl was full of residue and water, as well as the jet carrier bolt being snapped in half so the jets were moving along to where they were not ...

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Engine MPG / Economy
4 votes

Aerodynamic drag - The shape of your car has a direct effect on how hard it has to push through the air at a given speed. The squarer it is the more energy will be required to maintain your speed. ...

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When should I perform a valve head adjustment?
4 votes

According to this User Manual on Page 53 (section 6-3) a Valve Clearance check should be carried out every 26,600 miles (42,000km). It also highlights any other maintenance that should be done and at ...

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What is an inverted triangle piston skirt?
4 votes

Given the piston skirt is the bit of the piston under the gudgeon pin on the piston/conrod, it seems this is a way of reducing drag and wear on the cylinder (i.e. less contact patch) and therefore ...

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Why do Formula 1/Indy cars use high profile tires?
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3 votes

According to Mercedes' Technical Director on this article (http://www.autosport.com/news/report.php/id/119331) "The subject of bigger wheels has been raised many times over the last five or ...

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Why can't I reinstall my automatic cam chain tensioner?
3 votes

I know this page is around a ZXE600 but it looks like its the same model setup as a ZZR600 http://www.rjfilms.com/blog/greenmagic/valve-adjustment-kawasaki-zx6e-how-to-diy-step-by-step-instructions/ ...

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As all metric threads appear to have the same angle, is a metric thread file universal?
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3 votes

A thread file should be fine to use for larger threads on the outside of an item (such as a large thread on coil overs or adjustable suspension) for bolts and bolt holes you should use the correct ...

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Who gets title if you sell a frame and an engine separately
3 votes

In the uk - the titles go with the frame. The engine has its own number but that can be updated by writing to the relevant authority when you do an engine swap.

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Can I stick speakers to the parcel shelf without drilling or making holes?
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3 votes

@Paulster suggested surface mount speakers - these would work well but the sound quality isn't going to be as good as normal speakers. Parcel shelfs tend to be made of compressed fibre now which is ...

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Is there a tyre pressure gauge that is easy to use?
3 votes

You can get valve caps that indicate tyre pressures on them in a Red/Amber/Green state. They are available in a range of different pressures so you could replace your normal valve caps with them ...

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I damaged 1 rim. Should I replace 2 rims?
3 votes

You should be able to replace the one rim on its own, however depending on the wear of the tyres on the same "axle" i.e. the one opposite it, you should maybe consider replacing both tyres to maintain ...

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What are the different types of disc brakes
3 votes

Types Drilled - commonly seen on motorcycles, the holes assist in cooling, weight reduction and allows water to be moved from the braking surface Grooved/slotted - aids in cooling and cleaning (...

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''Tire air leaking sound''
3 votes

The issue could be a vacuum forming in the fuel tank (check vents), looking at the yamaha site, it doesn't look like you have any active cooling (fan/radiator) so unlikely to be that. There may also ...

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How can I check if my motorcycle's suspension is working correctly?
3 votes

It depends on the bike. Some like mine have one fork for damping and one for rebound. You could tie a tiewrap round the fork so that its pushed up/down depending on your forks to see how much travel ...

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What are good techniques for cleaning metal filings out of a crank case?
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3 votes

What state is the engine casing? is it all apart? or together? if its all apart then flushing it with something like WD40 or a very thin oil may work better than foam.

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

put the bike up on a rear stand clean the chain - use a degreaser designed for the purpose and a stiff nylon brush, wash a few bits at a time spinning the wheel to access more portions of the chain ...

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