Drivetrain (Cooper S) MINI Cooper S (R53) intakes, exhausts, pulleys, headers, throttle bodies, and any other modifications to the Cooper S drivetrain.

Drivetrain Camshafts

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Old Aug 16, 2007 | 06:18 PM
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Camshafts

Hello All: Have their, or are their any tuner firms planning on coming out with any alternatives to the "usual" mild Schrick/Mini-Mania cams on the market now... I just think something other than a Mild Sport cam has to be a viable option. It's been 5 years since these cars have been here with a great amount of new performance parts but still no cam alternatives... With all of these great new performance heads out there would'nt a nice 3/4 race cam be the icing on the cake...Just a thought.
 
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Old Aug 16, 2007 | 06:22 PM
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custom grind hommie. make that thing to the specs YOU want.
 
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Old Aug 16, 2007 | 06:31 PM
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Originally Posted by El_Griton
custom grind hommie. make that thing to the specs YOU want.
Yeah, I have some old software that will specify the cam profile for your desired performance specifications. Anybody is welcome to borrow it if you can use it. Only problem is, I think it's on an 8 inch floppy.
 
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Old Aug 16, 2007 | 06:33 PM
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I have ground numerous cams for the race car and have a couple done now for the street cars. Most will not like the high rpm cams for the Mini's as there is a large loss of tq down low to get the high hp up top. Also there are issues encountered with going with a high lift/high duration cam. Are you prepared to add another $1200 for custom rockers?

Did I also mention you will need a major custom tune?
 
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Old Aug 16, 2007 | 06:33 PM
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Originally Posted by lhoboy
Only problem is, I think it's on an 8 inch floppy.
right along side your copy of Oragon trail?
 
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Old Aug 16, 2007 | 07:25 PM
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Originally Posted by El_Griton
right along side your copy of Oragon trail?


AND my copy of "How to Get the Most Performance Out of Your Prairie Schooner"
 

Last edited by lhoboy; Aug 16, 2007 at 07:27 PM.
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Old Aug 18, 2007 | 10:57 AM
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Oregon trail...now that is a game I have not heard mentioned in a while.
 
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Old Aug 19, 2007 | 06:51 AM
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Originally Posted by Revolution Mini Works
I have ground numerous cams for the race car and have a couple done now for the street cars. Most will not like the high rpm cams for the Mini's as there is a large loss of tq down low to get the high hp up top. Also there are issues encountered with going with a high lift/high duration cam. Are you prepared to add another $1200 for custom rockers?

Did I also mention you will need a major custom tune?
Since you have been experimenting in this area, based on options out there is there one you recommend for the street?
 
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Old Aug 19, 2007 | 08:38 AM
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custom grind it my son. The schrick cam is totally useless for big power. in my opion anyway. Piper makes a good grind, but it is quite mild, but it is at least a step in the right direction

Beecher
 
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Old Aug 19, 2007 | 11:40 AM
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Originally Posted by Beecher
custom grind it my son. The schrick cam is totally useless for big power. in my opion anyway. Piper makes a good grind, but it is quite mild, but it is at least a step in the right direction

Beecher
OK.....what is the Schrick good for?
 
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Old Aug 19, 2007 | 11:45 AM
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Originally Posted by SpiderX
OK.....what is the Schrick good for?
Seperating you from ~ $500
 
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Old Aug 19, 2007 | 12:23 PM
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Originally Posted by gnatster
Seperating you from ~ $500

...and gaining about 10wHP on an MCS with "the usual" bolt-ons, from my testing.
 
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Old Aug 19, 2007 | 02:03 PM
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i would guess that any gains derived from a cam are directly tied to the head in use. 10 hp gains w/ a shrick cam w/out a head? correct me if i'm wrong. the number of MINI's requiring aftermarket cams is LOW compared to 350 chevys for example. not much r&d happening here. "one day my prince will come....." who among us is willing to spend for a cam to match their new (jesus, M7 or Wegner) head? if the list becomes long enough, cam options will be available....
 
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Old Aug 19, 2007 | 02:59 PM
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Its really quite hard to explain. I didnt mean to say you would get gains from it, i just personally think it is a poor grind design. That said, it is the same basic design as the stock cam, only "less mild." It is only really good for ultra high rpm power, while sacrificing your bottom end. The basic design of it is very sucessful in drag cars that operate at two rpms, idle, and wide open, and they dont need bottom end, just all top end. Alot of details get factored in when designing a cam, and maybe for what they wanted to do, it was the best, but its the oposite of what i am going to do. I simply think that there could be alot more power available in alot more places by using a different cam design. I have however, read that computer controled cars dont like bumpy idles, and perhaps their grind is the best that can be done without having a bumpy idle, fine and dandy, and more power to them, and too you.
 
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Old Aug 19, 2007 | 03:03 PM
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that could also be why they chose the grind they did, not that car didnt like the bumpy idle, but customers didnt like their car shaking and vibrating, and backfiring at idle. lol, i on the other hand do. Perhaps it is the best for a street car, without having a schrick cam, and the cam i am going to ground both in hand, and be able to test them side by side, it will be hard to draw any conclusions. I would love however to see a shrick next to a piper tho, that would be interesting, because the piper is a more traditional grind, and schrick is a very modern design. Certain huge profile cam grinders doubt the design of modern cams, not schrick in particular, but anyone who grinds cams with the same basic layout.

Beecher
 
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Old Aug 19, 2007 | 03:08 PM
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i also realized i may have misrepresented my thoughts in my initial post. I think it is a mild grind, hence the "not for huge power" comment. A wilder version of the cam probably would make more power at one specific ludicrously high rpm, like in a drag situation. However, the entire engine would have to be built around that cam. For a "huge power band" it is deffinetly not the way to go, as far as im concerned. Maybe wrong tho

Beecher
 
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Old Aug 19, 2007 | 03:09 PM
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i'm sure that i am in the minority here.....i would love a cam that delivers big end hp at the expense of low end tq. i drive my car like an old lady on the street, but track it very hard. i guess a custom grind is my only option at this point. any other track junkies want to share in the development costs for a high rpm/high hp cam?
 
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Old Aug 19, 2007 | 03:48 PM
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I guess you didn't read my post up above
 
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Old Aug 19, 2007 | 03:56 PM
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hahah. Hey revolution, would you mind pm-ing me some grind options you have done. I would also like a 3/4 ish grind. Also, could you grind one to my specs if i provided them? and how much would that cost? Please PM me the details, or you could post if you wanted to, but didnt know if you did.

Thanks alot

Beecher

edit: just checked your website. Is it possible for you to pm the info on your cams, or would you really rather i phone? thanks oh, and this is for a cooper, rather than an s
 

Last edited by Beecher; Aug 19, 2007 at 03:59 PM. Reason: updating
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Old Aug 19, 2007 | 04:14 PM
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Originally Posted by Beecher
hahah. Hey revolution, would you mind pm-ing me some grind options you have done. I would also like a 3/4 ish grind. Also, could you grind one to my specs if i provided them? and how much would that cost? Please PM me the details, or you could post if you wanted to, but didnt know if you did.

Thanks alot

Beecher

edit: just checked your website. Is it possible for you to pm the info on your cams, or would you really rather i phone? thanks oh, and this is for a cooper, rather than an s
We can grind ANYTHING you want, the problem is getting it to work with the stock rockers or the ECU. People don't realise what a can of worms you will open up going radical. Other vendors have tried doing cams and run into the same mess and gave up working on it. Even Ultrik copied the schrick.

Like I said before making a high lift/high rpm cam for this car will require big money as you will need to re design the rocker geometry to do it right, and then you will have the ECU to contend with. How much do you want to spend to find out?
 
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Old Aug 19, 2007 | 04:16 PM
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Originally Posted by Bahamabart
Since you have been experimenting in this area, based on options out there is there one you recommend for the street?

I have a torque based cam that I made an adjustment to and will be testing it out again shortly. It will take away peak numbers but give you torque right away and thru the mid range. It's for those guys who want area under the curve
 
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Old Aug 19, 2007 | 05:35 PM
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yeah, but the thought of aluminum rockers make my mouth water. They had always been a dream of mine to make them for the mini. I dont want super radical, i dont even want high lift. Do you start with blank cams or regrinds or what? I think i will definietly be in touch, but do to bending my front control arms, probably not emediatly tho.

Thanks

Beecher
 
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Old Aug 20, 2007 | 06:54 AM
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Originally Posted by Revolution Mini Works
I have a torque based cam that I made an adjustment to and will be testing it out again shortly. It will take away peak numbers but give you torque right away and thru the mid range. It's for those guys who want area under the curve
Glad to see that you are just not pursuing "hp maximus". I enjoy reading about your efforts as well as your drag car but its great to see that you are looking at some daily driver components.

I'll take TQ any day.
 
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Old Aug 20, 2007 | 07:59 AM
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What about variable cam timing, any aftermarket sources for this? Any BMW stuff that could be made to work?
 
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Old Aug 20, 2007 | 04:58 PM
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Originally Posted by Bahamabart
Glad to see that you are just not pursuing "hp maximus". I enjoy reading about your efforts as well as your drag car but its great to see that you are looking at some daily driver components.

I'll take TQ any day.
+1!!
 
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