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So I returned the brake rotors that I bought from brakemotive because they were defective, holes were not correct.
I bought these rotors from BrakeLabs and they are better. I have bought from BrakeLabs in the past and have had excellent results with their products. I just thought I would post up a picture because when I was searching for a picture of their Corvette rotors I could not find any. The vanes on these are angled just like the OEM have. If anyone would like another picture or view let me know as I am still awaiting my new hardware for this project, hopefully they will arrive tomorrow.
Just a simple yes or no: are they less costly than the DBAs for C6s? And the first company didn't have any correctly-drilled rotors? The new ones look good btw.
Just a simple yes or no: are they less costly than the DBAs for C6s? And the first company didn't have any correctly-drilled rotors? The new ones look good btw.
yes they are cheaper and yes they did not have any correctly drilled rotors.
Put the two front rotors back to back and take a photo down outer edges, down the inner vains so we can see if they are pitch correctly per side, or both just angle pitched for the left side of the car like the OEM rotors instead.
here ya go.....
Per the shipping boxes and less the weight of the pads I will guess about 89 lbs. is the weight of the rotors.
Yep, same glitch as the OEM base/z51rotors if the photo is showing them back to back (how they would be mounted on the car), and both rotors are really left hand side rotors only.
Think of a turbine fan and as the rotors are spinning forward, the air should be drawn via the vanes to pull air from the hub inside, and out to the outside edges of the rotor to blow the hot air out against the inside of the rims (read why you duct force air to the inner hub side of the rotors.
Note, been told that the OEM right rotors with the vanes the wrong pitch will still do this with air flow from the hub outwards as they car is moving forwards, but not as effectively as if the vanes were directionally correct instead.
With the DBA's, you don't run into the same problem, since the inner vain's are broken up so they will air flow inner to out the same, no matter which way the rotors are spinning,
Yep, same glitch as the OEM base/z51rotors if the photo is showing them back to back (how they would be mounted on the car), and both rotors are really left hand side rotors only.
Think of a turbine fan and as the rotors are spinning forward, the air should be drawn via the vanes to pull air from the hub inside, and out to the outside edges of the rotor to blow the hot air out against the inside of the rims (read why you duct force air to the inner hub side of the rotors.
Note, been told that the OEM right rotors with the vanes the wrong pitch will still do this with air flow from the hub outwards as they car is moving forwards, but not as effectively as if the vanes were directionally correct instead.
With the DBA's, you don't run into the same problem, since the inner vain's are broken up so they will air flow inner to out the same, no matter which way the rotors are spinning,
and does it really matter...no it does not. This is my DD and I got a great deal on these and was just shareing this info with whomever is interested in saving some money. Much to do about nothing. sorry you spent all that money on DBA's to get a vane directed in such a manner that GM did not have an issue with it.
Nice looking rotors. Pad selection ? May I recommend a quality brake pad like the Carbotech 1521pad.
Carbotech™ Bobcat 1521™ The Carbotech Bobcat 1521™ is our high performance street compound that is our most successful compound. The Bobcat compound is known for its awesome release and modulation, along with unmatched rotor friendliness. Like our AX™ & XP™ line of compounds, Bobcat 1521™ is a Ceramic based friction material offering minimal rotor damage and non-corrosive dust. Bobcat 1521™ offers outstanding performance, even when cold, low dusting and low noise with an excellent initial bite. This compound’s virtually perfect linear torque production provides incredible braking force without ABS intervention. Bobcat 1521™ operating range starts out at ambient and goes up to 900°F. Bobcat 1521™ is suitable for ALL street cars, perfect for your tow vehicle, police cruiser. The Bobcat 1521™ compound has been found to last two-three times longer than OE pads you can purchase at a dealership or national retailer. That’s one of the beauties of Carbotech Ceramic brake compounds. Bobcat 1521™ is NOT recommended for any track use.
and does it really matter...no it does not. This is my DD and I got a great deal on these and was just shareing this info with whomever is interested in saving some money. Much to do about nothing. sorry you spent all that money on DBA's to get a vane directed in such a manner that GM did not have an issue with it.
Sounds like you're being overly sensitive about nothing. Dano is sharing info just as you are. It may not matter to you but it might to others. Some people might be interested to know the vanes on these rotors are the same as stock and not side specific as they should be. GM may not have had an issue with it but their decision was based on cost not performance. Whether there is even a measurable temperature/performance advantage with the different directional vanes has yet to be shown, although I'm sure there are testing results somewhere. However, it is information that could be pertinent to the customer, as the vane direction was discussed quite a bit when it was first discovered GM cheaped out. You're defending your purchase against an attack that doesn't exist. It's all information we want to know.
Thanks for the weights by the way. I was looking for individual rotor weights but if these are already mounted or it's too much of a hassle, don't worry. Sounds like they're equal to (maybe a little heavier than?) stock Z51 rotors.
For weight, my guess is they are close to the same weight as OEM. Dimensionally they have to be pretty close to OEM. As we know, . 2 piece are where the weight savings are best.
As for vane orientation, with temperature-indicating paint, would be one way to see if there is a difference in rotational direction and air flow for cooling. I haven't seen anything on that subject.
Pads, Im using Carbotechs, I like the ability to change between street and track pads with minimal fuss. 10's front, 8's rear though I have a difficult time getting the pads to temperature to stop the squealing. I may try the 8's up front next time. late last year when coming into the paddock, they were squealing loudly after a 25 minute run. I'm running street tires if that helps, I'm just not that tough on the brakes.
and does it really matter...no it does not. This is my DD and I got a great deal on these and was just shareing this info with whomever is interested in saving some money. Much to do about nothing. sorry you spent all that money on DBA's to get a vane directed in such a manner that GM did not have an issue with it.
It really doesn't matter even when tracking them. I never noticed a difference in when the rotors cracked no matter which side they were on. The only difference might be an hour or two.
It really doesn't matter even when tracking them. I never noticed a difference in when the rotors cracked no matter which side they were on. The only difference might be an hour or two.
Bill
Oh I see you are in Charlotte now, welcome. People talk about them cracking but I have never had an issue with cracking, even on my Camaro no cracks and a ton of miles but again I do not track my cars.