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Chrome cranks? #941567
03/02/11 08:32 PM
03/02/11 08:32 PM
Joined: Mar 2009
Posts: 37
st louis MO
beeliever Offline OP
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beeliever  Offline OP
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Posts: 37
st louis MO
I am going with a chrome hardened 3.90inch RB crankshaft in my 440 street strip Superbee. Crankshaft Specialties did the crank. The car has 3.91 rear gears and should run in the high elevens. I will usually run drag radials but I do have slicks for ocassional strip use. The question is if you guys have heard any horror stories about running chrome cranks on the street? I have a friend who said his flaked. Thanks for the help

Re: Chrome cranks? [Re: beeliever] #941568
03/02/11 08:39 PM
03/02/11 08:39 PM
Joined: Feb 2006
Posts: 1,949
land of 10,000______'s
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BDS871Cuda Offline
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Quote:

I am going with a chrome hardened 3.90inch RB crankshaft in my 440 street strip Superbee. Crankshaft Specialties did the crank. The car has 3.91 rear gears and should run in the high elevens. I will usually run drag radials but I do have slicks for ocassional strip use. The question is if you guys have heard any horror stories about running chrome cranks on the street? I have a friend who said his flaked. Thanks for the help




Flaked ??? Who did the work? What did C.S.
say was the best way to go?


Snap your neck, mega G-force launch, is all I want!
Re: Chrome cranks? [Re: beeliever] #941569
03/02/11 08:52 PM
03/02/11 08:52 PM
Joined: Sep 2005
Posts: 2,442
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QWK_ENUF Offline
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is it the same cost as a regular crank and is there any advantage.


WAXER
Re: Chrome cranks? [Re: QWK_ENUF] #941570
03/02/11 09:00 PM
03/02/11 09:00 PM
Joined: Nov 2004
Posts: 4,330
Lynchburg, VA
Leon441 Offline
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Leon441  Offline
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Posts: 4,330
Lynchburg, VA
I have had a crank done in chrome it is harder. The one I ran was a cast crank. Street car never had any trouble. The crank had been ground down and this got it back to standard.


Career best 8.02 @ 169 at 3050# and 10" tires small block power.
Re: Chrome cranks? [Re: beeliever] #941571
03/02/11 09:18 PM
03/02/11 09:18 PM
Joined: Dec 2003
Posts: 22,696
Bitopia
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jcc Offline
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jcc  Offline
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15? Years ago I had Lunati chrome and internally balance a stock cast 360 crank. Not sure exactly why except it cost a bit and I thought it was cool. Seems it was more of an "in" thing years ago before 4340, etc cranks. However it is a rather hard surface and thought someone mentioned slightly less drag, but any dirt, etc in oil needs to imbed into the bearings, because crank surface is rather hard. I suspect flaking is more of the result of the quality of the chroming process, did chrome rings ever flake? I still have the chromed crank Dvorak built motor in a street car.


Reality check, that half the population is smarter then 50% of the people and it's a constantly contested fact.
Re: Chrome cranks? [Re: jcc] #941572
03/03/11 01:02 AM
03/03/11 01:02 AM
Joined: Jan 2010
Posts: 588
Franklin, TN
23T Hemmee Offline
mopar
23T Hemmee  Offline
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Posts: 588
Franklin, TN
I almost hate to ask....is this Crankshaft Specialties in Memphis?


Ronny
6.789 @ 198.63 **.956 Brand New 60'***
4.17@ 169 1/8th mile
John 14:6

https://www.youtube.com/watch?v=TUku_hjYRh8
Re: Chrome cranks? [Re: 23T Hemmee] #941573
03/03/11 01:14 AM
03/03/11 01:14 AM
Joined: Jan 2007
Posts: 568
Ky
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moparmafia Offline
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Posts: 568
Ky
i have run 3 different chrome cranks in street/strip engines over the years. i have never had a problem with any of them flaking. i had one spun rod bearing in one engine and all the crank needed was a light polishing. i put several thousand miles and many passes on it after that. i sold the engine about 7 years ago and he still runs it almost every weekend with the same crank.

Re: Chrome cranks? [Re: 23T Hemmee] #941574
03/03/11 01:15 AM
03/03/11 01:15 AM
Joined: Feb 2004
Posts: 4,501
Gainesville,FL
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goldmember Offline
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Joined: Feb 2004
Posts: 4,501
Gainesville,FL
Good ole Doug Rowe,I bet.

Re: Chrome cranks? [Re: 23T Hemmee] #941575
03/03/11 02:29 AM
03/03/11 02:29 AM
Joined: Mar 2009
Posts: 37
st louis MO
beeliever Offline OP
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beeliever  Offline OP
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Posts: 37
st louis MO
Yes it is in Memphis. Now I almost hate to ask... What do you know about them?

Re: Chrome cranks? [Re: beeliever] #941576
03/03/11 02:47 AM
03/03/11 02:47 AM
Joined: Feb 2004
Posts: 4,501
Gainesville,FL
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goldmember Offline
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Joined: Feb 2004
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Gainesville,FL
I used them for years and Doug and the guys did a good job for me,I also lived close enough that I personally dropped off and picked up my parts. Something changed some years ago and it seems that some folks were very unhappy with Doug and CSS. They have closed their doors as far as I know. Back to the question,if it's done correctly the crank will not give you problems.

Re: Chrome cranks? [Re: beeliever] #941577
03/03/11 02:50 AM
03/03/11 02:50 AM
Joined: Jan 2010
Posts: 588
Franklin, TN
23T Hemmee Offline
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23T Hemmee  Offline
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Joined: Jan 2010
Posts: 588
Franklin, TN
Well, long, long ago they did some pretty good work, I've had a couple of cranks repaired and one hardchromed back to std-std, and I can't say personally I've had bad dealings but I've sure heard some horror stories in the last several years. Google "Crankshaft Specialties in Memphis" and you'll have a nighttime of reading to catch up on. Chances are the crank is fine, but you need to really inspect it closely, especially in the fillet area for any signs of lifting or separation.


Ronny
6.789 @ 198.63 **.956 Brand New 60'***
4.17@ 169 1/8th mile
John 14:6

https://www.youtube.com/watch?v=TUku_hjYRh8
Re: Chrome cranks? [Re: 23T Hemmee] #941578
03/03/11 03:34 PM
03/03/11 03:34 PM
Joined: Mar 2009
Posts: 37
st louis MO
beeliever Offline OP
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beeliever  Offline OP
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Joined: Mar 2009
Posts: 37
st louis MO
Thanks for the info guys! I am going to give it a shot.







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