Clutch ?

Started by Fheckro, May 16, 2014, 03:46:10 PM

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Fheckro

I am shopping for a new clutch. I have dun  graduated to 600+hp...wah hooo!  but the old street clutch will no longer cut it.
I am considering the Ram Force 10.5 double disc

http://www.summitracing.com/parts/ram-80-2100n/overview/make/chevrolet

Any suggestions?

Fred
9479 Monza C/CGC
Current record Holder @ 180.000

Momec

After using several diaphragm style clutches and ending up with slip in varying degrees my next clutch will be a long style that can have centrifugal weight added. My last vehicle was an F100 with 650hp and it slipped bad at 184mph.





Chris
Acme Racing #251
XP Falcon Ute 174.651mph
82 F100 C/PP record 184.985mph
AU Falcon Ute D/PROU record 178.998mph
Lake Gairdner Aust.

manta22

Chris;

What type of friction material were you using on your diaphragm clutch disc? A Long style clutch with added weights can be almost impossible to disengage at high RPM.

Regards, Neil  Tucson, AZ
Regards, Neil  Tucson, AZ

jimmy six

Double disc 10'000 RPM clutch from Ron Hamel ( deceased) Lancaster Ca. Handled 750 HP GMC on 75 % nitro with out problems. 2 disc is the way to go.......good luck.
First GMC 6 powered Fuel roadster over 200, with 2 red hats. Pit crew for Patrick Tone's Super Stock #49 Camaro

Momec

Neil, I used the ceramic style friction material.
Trans is a Doug Nash so plan to only use the clutch of the line.


Chris
Acme Racing #251
XP Falcon Ute 174.651mph
82 F100 C/PP record 184.985mph
AU Falcon Ute D/PROU record 178.998mph
Lake Gairdner Aust.

manta22

Chris;

Hmmm... I would think that clutch should have handled your torque. One thing-- diaphragm clutches are sensitive to how far their fingers are deflected. If it was ever over- deflected it would have been  damaged.

Regards, Neil  Tucson, AZ
Regards, Neil  Tucson, AZ

mike f

 Depending on how much you want to spend a 3 disc 71/4" clutch will work just fine.  I know of  few high HP cars using even a 5" 3 disc.  You can find rebuilt ones because of there wide use.  No matter what type of clutch you use ALWAYS install a pedal stop.  You never want to go over center with a clutch.  Mike

Momec

Over centre stop. Probably what I neglected .

Chris
Acme Racing #251
XP Falcon Ute 174.651mph
82 F100 C/PP record 184.985mph
AU Falcon Ute D/PROU record 178.998mph
Lake Gairdner Aust.