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Chain fence eating turbo
Join Date: Dec 2008
Location: Austin, TX
Posts: 9,125
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2 questions: anyone run KEP stg I PP and would anyone buy a rebuilt stg II?
Heard the KEP stg I has a decently light pedal. If so, how much torque is your engine putting out and weight of car? Also, what disc material?
I wish my pedal was softer (I have the stg II) as it is absolutely unbearable in traffic and takes the fun out of driving it. Second, I have a stg II lying around that the 6-puck disk originally in there milled the PP face down. I want to rebuild it and sell. Wondered if anyone would be interested and what it would be worth? |
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Registered
Join Date: Aug 2008
Location: S. Florida
Posts: 321
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Try relocating your Bowden tube under the bell crank instead of over it. I did it this way and it smooth out my Stage II nicely. Over it makes that clutch as stiff as a board.
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Chain fence eating turbo
Join Date: Dec 2008
Location: Austin, TX
Posts: 9,125
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Just realized mine (G50) is different than a 930.
Well, pedal lightness question and how much torque a stg I can take I'd imagine is still relevant. |
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Registered
Join Date: Jul 2008
Location: Central Washington State
Posts: 4,396
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I've been running with a Stage 1 and Sachs disc with absolutely no regrets. Resurfaced the flywheel and replaced the throwout bearing while I was in there. Might have been a tad stiffer initially, but now I think it's not much different than stock feel. Never causes me any issues with leg fatigue, etc.
The heck if I know how much torque I'm running with. See my build description and decide for yourself. This is a street car, nothing more. My old stock clutch could not hold the torque once I started down that slippery path (but I have no idea how many miles were on the clutch from previous owner(s).
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Mark H. 1987 930, GP White, Wevo shifter, Borla exhaust, B&B intercooler, stock 3LDZ. Last edited by mark houghton; 02-25-2013 at 06:25 PM.. |
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my stage 2 is not bad at all
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Installed stage 1 in my white 78. Have stage 2 in my 79 EFI. Can not say that I notice much difference
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Trond R. 1979 930: Garret GT35r turbo, EFI, carerra intake, Link EMS, custom GT2 cams, 98mm JE P/C, 964 crank (stroker), custom valves & ported (XtremeCylinderHeads) etc..etc.. 1972 914-6 GT replica project 1986 944 Turbo |
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Chain fence eating turbo
Join Date: Dec 2008
Location: Austin, TX
Posts: 9,125
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Wow. So you guys without a hydraulic clutch find it easy to disengage?
Mines really stiff. |
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I have a G50/50 with stage II KEP it isn't very heavy and when my car did run I was seeing torque in the 520 range at the wheels, it should be more once Chris is done this last time.
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Lincoln Phillip 87 930 Motec EFI M600 G50/50 TurboKrafted Hell Hound. Jeep, Chrysler, Dodge, Ram, SRT & AEV Dealer pm me for your Mopar needs. "the 930 is THE CAR that started my PORSCHE love affair..." Magnus Walker |
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Chain fence eating turbo
Join Date: Dec 2008
Location: Austin, TX
Posts: 9,125
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Both my stg II's are very heavy. I replaced the slave but not the master. But, the actuation is very smooth leading me to believe I don't have a cylinder issue.
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Join Date: Feb 2008
Location: Bayside Wi
Posts: 3,027
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I have a 88 930 with a hydraulic clutch upgrade hoping it would help. Still pretty stiff. Motor is modified 993 TT so it needs it.
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Anthony @ Voitureltd Bayside WI. |
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Chain fence eating turbo
Join Date: Dec 2008
Location: Austin, TX
Posts: 9,125
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Stg I or II?
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Registered
Join Date: Feb 2008
Location: Bayside Wi
Posts: 3,027
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My response was referenced to that the hydraulic upgrade is not a cure all as it still not anywhere near stock.
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Anthony @ Voitureltd Bayside WI. |
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Chain fence eating turbo
Join Date: Dec 2008
Location: Austin, TX
Posts: 9,125
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Ah, ok
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Registered
Join Date: Feb 2008
Location: Bayside Wi
Posts: 3,027
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Another comparison is the Norwood build for AMAC's 1985 930 with the Kennedy stage II and still has the cable clutch. It is not that much different than the previously mentioned 88 930 with the hydraulic system as they are both still 4 spds and similar HP and torque. I guess I do not see a great advantage to changing from the cable from my experience with these 2 cars if that is relevant. I do have another similar power 930 with a 5 spd and the clutch operation is lighter than these, and holds the hp/torque, however I do not know what clutch is in there. If important I could see if it is in the records. I would guess these clutches do require more leg effort so probably nothing wrong with your hydraulics. Any info to improve the pedal effort with either system would be appreciated.
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Anthony @ Voitureltd Bayside WI. Last edited by voitureltd; 02-26-2013 at 11:28 AM.. |
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tip maybe a trip to the gym every now and again
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Chain fence eating turbo
Join Date: Dec 2008
Location: Austin, TX
Posts: 9,125
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HAHA, I used to squat over 400lbs. Key word is "used to"....
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R.I.P.
Join Date: Aug 2009
Location: Nicholson, Ga
Posts: 2,160
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Do the hydro clutch cars have the helper spring on the pedal? Mine was broke and with the KEP stage I it was tough. But the spring made it very comfortable
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Registered
Join Date: Dec 2001
Location: MA USA
Posts: 2,938
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I have a little more than 350 lbs of torque and my car is about 2950 wet with me. I have a stage 1 with a stock disk. I wouldn't call it easy pedal effort in traffic. I can use the clutch bare foot. In traffic I use the clutch as little as possible. I leave a gap in front of me and my foot off the clutch.
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Dean 911 SC turbo, 3.0L 930 motor, G50, 930 brakes, DTA EFI, 352 RWHP DynoDynamic dyno, |
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Registered
Join Date: Apr 2004
Location: Central CA
Posts: 568
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Are the arm pivot bearings in your transmission OK? That can make even a stock clutch hard to operate.
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'69 911 Targa w/ 3.2 |
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Chain fence eating turbo
Join Date: Dec 2008
Location: Austin, TX
Posts: 9,125
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All the mechanisms are properly actuating; I've inspected all and regreased several times.
Some say easy, some say KEP's are tough. Very confusing to someone wanting to buy one. Not sure if there's a helper spring or not, never looked. Assume no. |
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