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1500 questions
9
votes
2 answers

What type of welder would I need in order to weld titanium?

Want to weld up some titanium tubing for an older motorcycle exhaust header. I would like the material to be titanium. I'm considering doing this myself in order to learn. I understand that getting to a baseline to weld titanium could become…
DucatiKiller
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9
votes
1 answer

Is it possible to repair an intermittent or flaky turn signal flasher relay?

Ouch, a new turn signal flasher relay is $65 at the local parts shop. Is it possible to DIY a repair of such a flasher relay?
Bryce
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9
votes
1 answer

Why go for aftermarket air filters?

If aftermarket air filters tend to increase the performance of a vehicle, why don't vehicle manufacturers install something similar that is manufactured by themselves in order to increase performance? Or do these 'performance enhancing' air…
Iceman
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9
votes
8 answers

Is disabling the airbag inflators a task that an amateur can tackle?

I am getting exhausted by the ongoing news that airbag inflators can malfunction and explode, injuring the driver and front passenger. Most worrying is that nothing in the news says that the replacement parts are perfectly safe (or even close). It…
Calaf
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9
votes
2 answers

Higher than normal fuel consumption - What could be the cause?

My 1997 VW Golf 3 is over-consuming fuel, I use 10 liters for 45km, My mechanic ask me to change the automatic gear-box because it is not selecting gear above gear 3 I change the automatic gear-box but the issue is still there I change the plugs…
kossi
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9
votes
4 answers

Jack points for a 2003 BMW 325i

So I know about the 4 rubber pads on the sides of the car. They make really stable points for my jack stands. Problem is getting my jack stands under the pads if I'm using them to prop up the car. The other issue is that my 2 ton jack only has…
QueueHammer
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9
votes
1 answer

Lada Niva 1700 Carburetor Model

The compression is good and does not burn excessive oil .Fuel consumption has dropped from 8 kilometers per liter to 5.7 kilometers per liter.Same driving cycle same location. What should I look for?
davet
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9
votes
2 answers

Why are the spark plugs from the same 2 cylinders corroding faster than the others?

On my engine ('99, 360 v8 Magnum), I replaced the spark plugs less than 15k miles ago, because of misfires in cylinders 2 and 8. Those two plugs were badly corroded. Today I had to replace them again, and the same 2 were far more corroded than the…
J. Musser
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9
votes
3 answers

Why do electric motors produce peak torque instantly vs gasoline engines

On a separate forum, someone had asked why electric cars do not have transmissions. The simple answer was that electric cars produce peak torque at any RPM but the gasoline engine needs to rev up to certain RPM to churn out similar power & torque…
Shobin P
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9
votes
2 answers

Keep Alive Memory (KAM)

What is "Keep Alive Memory" (KAM) and how is it different from RAM? From what I read over the internet, it is kept alive even after the ignition is OFF, but isn't that what a ROM is supposed to do?
Randy
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9
votes
1 answer

Disconnected wires near battery in BMW e46

I noticed a disconnected wire dangling next to the battery in the trunk of my 2005 BMW 330ci. It was actually a red and blue wire that veered off from the thick red one in the middle of the image. There was a black attachment at the end with 3…
s g
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9
votes
2 answers

What is a "crank throw" and how can I determine the number of crank throws on an engine?

This term is confusing me a little and I wanted to make sure I understood it correctly. Based on my understanding of the Wikipedia article, it looks to me like a crank throw is what allows the piston to translate (or "throw") linear motion to…
Zaid
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9
votes
2 answers

Follow up question on spark plug heat range

@vini_i gave a great answer to my previous question here (What is spark plug heat range) Part of that answer is that the reason for spark plugs having different heat ranges is that if it runs to hot you can get pre-ignition, and too cold you get…
cdunn
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9
votes
2 answers

Mini Cooper 2003 - Changed lights to LED, insanely fast indicator lights now

Changed all the lights on my Girlfriend's Mini Cooper last weekend, since then the indicators have been going crazy (assuming due to power consumption being very low). I know you can replace the relay for the lights so that it works with LED…
Andy Holmes
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9
votes
3 answers

Where can I find statistics regarding car life expectancies?

I am in the process of buying a used car and I'm having some difficulty estimating the longevity of vehicles I encounter. One can speak of car longevity in different ways, but for this question let's consider only longevity in relation to mileage,…
Superbest
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