32 votes
Accepted

Do I really need to wash the outside of my car?

tl;dr: How much did you pay for that shirt? How often do you wash it? Why would you bother? Shirts just get dirty anyway. Can't you get another shirt? Are there any benefits of washing the ...
Bob Cross's user avatar
  • 24.4k
23 votes

Do I really need to wash the outside of my car?

The reason many people wash their car every week is to keep it looking nice and from the good old days of bad paint and no rust protection. These days, paints are significantly better and stand up ...
RemarkLima's user avatar
16 votes

What are the pros and cons of fiberglass body?

I think the main disadvantage of Fibreglass (aka Glass Reinforced Plastic or GRP) is that it cracks and breaks in an impact, rather than deforming and absorbing energy like metal does - so a GRP ...
Nick C's user avatar
  • 28.7k
13 votes

What are the pros and cons of fiberglass body?

Pros Lightweight. Does not rust. Does not get dents. Cons Breaks/cracks if bent too much. Is not as durable as metal. Can deform with heat.
Marko Tõnisson's user avatar
12 votes

What are the pros and cons of fiberglass body?

The major reason is probably cost. Steel panels need expensive tooling to produce them, but once an investment has been made in that tooling the panels can be produced rapidly and cheaply. Drop in a ...
Kickstart's user avatar
  • 561
11 votes
Accepted

What clean, non-sticky lubricant can I use for door hinges?

Great question. My preference is silicone spray, as you suggested. I'm pretty sure this one is the one I usually get for this kind of job. Apparently I'm not the only person who thinks this is a ...
anonymous2's user avatar
  • 5,225
8 votes
Accepted

What can be used to protect the under-carriage of a hot rod?

I would use epoxy primer to start. You can then spray paintable undercoat on your frame, underbody. They come in various forms as depicted in the image below. You may also use a rocker guard type ...
Jonathan Musso's user avatar
8 votes

What clean, non-sticky lubricant can I use for door hinges?

My weapon of choice for such a job is something like WD-40's White Lithium Grease: (source: wd40specialist.com)
Zaid's user avatar
  • 39.1k
7 votes

Do I really need to wash the outside of my car?

I work from home, so my car stays in the garage for long periods of time. It doesn't get much mud or salt spray, and after it's washed, it looks pretty fresh for a month or two. It's often 6-months ...
Dave's user avatar
  • 71
7 votes
Accepted

How to remove the clips of the Honda Emblem. Safely

With a flat thin small screwdriver, you should be able to wiggle under it and pry up a little bit, then move to the opposite side of the same fastener and do the same thing. Working back and forth ...
Pᴀᴜʟsᴛᴇʀ2's user avatar
7 votes

What are the protrusions on a front-end bra for?

I like to refer to those as eyebrows, and in the specific image you posted, they are to add some stiffening and down force to the center of the bra so the flat edge against the hood doesn't flap ...
JPhi1618's user avatar
  • 13.2k
6 votes

How can you prevent the frame and undercarriage on your car from rusting?

Rust is a chemical reaction that occurs when metal contacts air and water. The type of reaction is electrochemical, meaning electrons are being exchanged, and salty water being very conductive just ...
tlhIngan's user avatar
  • 12.2k
5 votes

Can polishing compound ruin my car's paint job?

Yes, you did indeed apply an abrasive "compound". Polish materials come in coarse and finer grits just like sandpaper. To polish scratches left by a polish of a course grit finer grits are used to ...
Fred Wilson's user avatar
  • 11.6k
5 votes
Accepted

Why did my clear coat turn out matte instead of glossy, and how can I fix it?

@IHNIWID .. Yes, the "color" coat(s) need to be wet-sanded aka "color sanded". And then thoroughly cleaned of sanding dust. This needs to be perfectly smooth before clear, even if it appears dull. ...
SteveRacer's user avatar
  • 12.4k
5 votes

What are the pros and cons of fiberglass body?

One thing that most people neglect to mention is UV stability: even with so-called UV inhibitors, any GRP which is left out in the sunlight will begin to deteriorate: the resins will become brittle ...
Nathan's user avatar
  • 51
5 votes

Why did my clear coat turn out matte instead of glossy, and how can I fix it?

The likely cause is that the paint was applied too thin per coat or the nozzle was too far away. A coat thick enough to get a glossy sheen is seen but not too thick that runs develop is the proper ...
Fred Wilson's user avatar
  • 11.6k
5 votes

Remove the body on a Discovery 3 just to replace turbo?

The turbo on the Discovery 3&4 CAN be removed without removing the body, anyone telling you otherwise are simply not a skilled mechanic or are trying to rip you off by charging you for loads and ...
Newbie Noob's user avatar
  • 2,781
4 votes

Do I really need to wash the outside of my car?

I assume that if you ask "Are there any benefits of washing the outside of my car?" you are not referring to the obvious cosmetic benefits. So I assume that the overall question is essentially summed ...
Peter - Reinstate Monica's user avatar
4 votes

Do I really need to wash the outside of my car?

Apart from the obvious benefit that a clean car looks nicer, washing your car will also remove all sorts of stuff that, on the long run, will harm its exterior: Salt attracts moisture, which speeds up ...
user149408's user avatar
4 votes

Do I really need to wash the outside of my car?

I wash my car before winter every year before it gets too cold. I give it a thorough detailing and then I apply 2 coats of hard wax to make sure I did a good job. This is my idea of giving the body ...
Ray's user avatar
  • 41
4 votes
Accepted

What does it mean if there is "Bondo" under the trunk mat behind the spare wheel?

That's not bondo. It's seam sealer. This is used to ... well ... seal seams in the metal. It provides a seal as well as provides better structural support. This comes from the factory with the stuff ...
Pᴀᴜʟsᴛᴇʀ2's user avatar
3 votes

What does "Chopped & Channeled" mean?

To see a real car that has been 'chopped' and 'channeled', check out my custom car: http://lilmerc.co.uk As stated in the answer above, the 30s/40s/50s/60s cars are usually the best candidates as ...
tony pigram's user avatar
3 votes

Programmatically defrost car windows?

The most convenient solutions are an electric engine block heater (as @mikes mentioned) or a petrol/diesel powered stationary heater. The latter is expensive, but generally more powerful than a block ...
Hobbes's user avatar
  • 4,412
3 votes
Accepted

Why do hybrids have the aesthetic wheel cover on the body?

The wheel covers, or fender skirts Wikipedia says they are commonly called, are fairings installed to reduce drag in the wheel wells and thus to increase range. According to the same Wikipedia article,...
dlu's user avatar
  • 14.5k
3 votes

What clean, non-sticky lubricant can I use for door hinges?

Powdered Graphite Lubricant would do the job without any mess.
jujiro's user avatar
  • 41
3 votes

Can I have bodyshop made the frame symmetrical without putting parts on?

The answer is yes - but you have to find one prepared to do only that work. Setting a car on a jig to straighten the frame is a long labour intensive process and takes skill and knowledge. The costs ...
Solar Mike's user avatar
  • 34.6k
3 votes

Roof is rusted and pitted - Use Flex Seal?

Keep all water out Yes, if you use enough. Flex Seal (from my understanding), covers well and seals even better. Keep the rust from spreading Absolutely not. That's not what Flex Seal ...
Pᴀᴜʟsᴛᴇʀ2's user avatar
3 votes
Accepted

1972 Volkswagen Karmann Ghia - What is this part / portal on the body?

According to this video, this is an access port to adjust the torsion bar on the rear suspension.
Pᴀᴜʟsᴛᴇʀ2's user avatar
3 votes
Accepted

Best way to remove small dent from front side panel?

tl;dr: It depends on what you’re trying to do. You can make it less bad fairly easily but a perfect fix is not a DIY job. If you’d like a perfect fix, you should talk to a professional. If you’re ...
Bob Cross's user avatar
  • 24.4k
3 votes
Accepted

Holes drilled in driver side Door Jamb?

They only reason I can come up with why those holes would be there is for paintless dent repair. Paintless dent repair is a process by which you manipulate the metal from inside a panel (such as the ...
Pᴀᴜʟsᴛᴇʀ2's user avatar

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