Interior/Exterior How safe are carbon fiber doors?
Watch out....they are made for racing....I know many folks that bought their hoods wish they had their old metal ones.....I know folks had tons of issues with the hoods flexing...alignment, etc....there is also issues with protecting the CF from UV light....
This is a mod made to reduce the cars weight...as a race car....I would do other things first...like remove carpets, sound deadening, radio, AC first. I suspect that this mod is generally aimed at folks that have a roll cage....and that cage would provide much of the crash protection....(and keep the car stiff, since the doors help to stiffen the car). I bet CF would provide very little crush protection in an accident....I bet it would shred...
This is a mod made to reduce the cars weight...as a race car....I would do other things first...like remove carpets, sound deadening, radio, AC first. I suspect that this mod is generally aimed at folks that have a roll cage....and that cage would provide much of the crash protection....(and keep the car stiff, since the doors help to stiffen the car). I bet CF would provide very little crush protection in an accident....I bet it would shred...
Hi I heard that CF has problems with heat and UV light. Many people paint the CF hold to try to protect it. Also I heard CF is brittle and can shatter, more so in the winter. It depends on how the part was produced also. Since it is a racing aftermarket part, they might not have strict standards as OEM car parts.
^What they said.
CF last i looked doesn't wrap around edges to under sides. Instead CF over fiberass shell is cut close to edges, painted black & finally gel coated. I can't imagine fitment & gaps would be perfect.
Good luck!
CF last i looked doesn't wrap around edges to under sides. Instead CF over fiberass shell is cut close to edges, painted black & finally gel coated. I can't imagine fitment & gaps would be perfect.
Good luck!
On a side note....CF may be stronger POUND per pound, but as we have found in aviation, it must be CAREFULY designed for each application to work correctly....just making a flat surface out of CF, and making it light...I bet there was no/little engineering testing...While CF is strong pound per pound,it lacks penetration protection...and that is what you need in a door.........sure you might keep the door protection beam in the middle...but you might not, and that provides some stiffness/protection...but I bet the edges of the door would come unglued and get pushed in like a rag in a side impact...
Now, if it was a track car....with a full roll cage, Go for it!! It will help to lessen the impact of the cages weight, and maintain the aerodynamics!!

Now, if it was a track car....with a full roll cage, Go for it!! It will help to lessen the impact of the cages weight, and maintain the aerodynamics!!
Since when do they do bonnets, boats, and doors in CF on an R56? And if you decide to get CF either paint it or have clear coat put on it and it will be fine. Accidents happen and if you get hit in the right way it won't matter what the material is.
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I only want CF components because they don't rust! My 7 year old mcs is starting to rust. I plan on keeping it forever and not wanting to deal with rusting parts.
Hey raven u moved it to the wrong forum, make it go back to first gen lol.
Hey raven u moved it to the wrong forum, make it go back to first gen lol.
Last edited by donjulio; Sep 11, 2010 at 12:15 PM.
CF doors on a street car would be insane.
CF hoods on street cars is stupid. If you got into a bad front end crash, instead of crumpling, the hood would come straight through your windshield and decapitate you.
CF hoods on street cars is stupid. If you got into a bad front end crash, instead of crumpling, the hood would come straight through your windshield and decapitate you.
Good call. Never thought about that.

Better get a CF hood also.
Last edited by 03miniac; Sep 12, 2010 at 05:32 AM.
worse case scenario - detach from front end and bounce off windshield/a pillars
I'm there sure are a few police officers and paramedics who would back me up.
With the door, it depends on how much of the door you're replacing. The factory door skin is just that - a "skin" that wraps around the edges of the door frame. You can remove it by grinding around the edges of the skin to release it from the frame. All of the structural support beams that you'd care about in a crash are in the frame itself and wouldn't be affected by removing the skin.
Of course, if you're just removing the metal door skin and bonding a CF skin in its place, I don't know how much weight you'd be saving.
Of course, if you're just removing the metal door skin and bonding a CF skin in its place, I don't know how much weight you'd be saving.
With the door, it depends on how much of the door you're replacing. The factory door skin is just that - a "skin" that wraps around the edges of the door frame. You can remove it by grinding around the edges of the skin to release it from the frame. All of the structural support beams that you'd care about in a crash are in the frame itself and wouldn't be affected by removing the skin.
http://www.seiboncarbon.com/product.php?product_id=822&

Easy fix for car cancer.
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