Performance Clutch
Jan 11, 2012 | 08:27 PM
Thread Starter
Racer
Joined: May 2008
Posts: 298
Likes: 8
From: Quad Cities Iowa
Performance Clutch
my car was on the dyno today and made 540 hp at the wheels. the clutch was sticking though. it as an OEM clutch.
is the clutch sticking because the clutch doesn't have enough grip to handle the torque or is it the slave cylinder?
if I get a new clutch, what's the biggest bang for the buck, OEM LS7 or LS9 clutch or aftermarket?
Last edited by tb30570; Jan 11, 2012 at 08:37 PM .
Jan 11, 2012 | 08:38 PM
Melting Slicks
Joined: Jun 2005
Posts: 2,396
Likes: 52
From: Sicamous BC
I'm surprised your clutch made it thru the dyno session.
What are you running? Big numbers
Jan 11, 2012 | 08:51 PM
Melting Slicks
Joined: Nov 2009
Posts: 2,536
Likes: 15
Quote:
Originally Posted by
tb30570
my car was on the dyno today and made 540 hp at the wheels. the clutch was sticking though. it as an OEM clutch.
is the clutch sticking because the clutch doesn't have enough grip to handle the torque or is it the slave cylinder?
if I get a new clutch, what's the biggest bang for the buck, OEM LS7 or LS9 clutch or aftermarket?
The answer would be based on your goals, expectations and use of your car. Any plans on power adders ?? Cars weight ?? Budget ??
BTW, what CI made that power ??
.
Jan 11, 2012 | 08:56 PM
Burning Brakes
Joined: Mar 2008
Posts: 983
Likes: 36
From: Middle Of Kali CA
I am going to try the Mantic. I was going to do the RPS twin carbon but have read GREAT results with the Mantic.
I would not do an LS7 at that power level that is for sure.
Jan 11, 2012 | 09:05 PM
Thread Starter
Racer
Joined: May 2008
Posts: 298
Likes: 8
From: Quad Cities Iowa
Quote:
I'm surprised your clutch made it thru the dyno session.
What are you running? Big numbers
centrifugal supercharger
LS6 intake
long tube headers, no cats
comp valve springs
160 degree thermostat
biggest power adder of all - throttle body coolant bypass
Jan 11, 2012 | 09:11 PM
Thread Starter
Racer
Joined: May 2008
Posts: 298
Likes: 8
From: Quad Cities Iowa
Quote:
Originally Posted by
LSOHOLIC
The answer would be based on your goals, expectations and use of your car. Any plans on power adders ?? Cars weight ?? Budget ??
BTW, what CI made that power ??
.
I'm not planning on adding anymore power. I don't think the engine bottom end or drivetrain can handle much more anyway.
i don't run slicks, just Nitto NT05's, 295's so I don't know if the clutch will ever see full torque.
this is mostly a street car.
I don't want to spend more money than I need to, but I want it to work.
will I need to replace the flywheel too?
why are clutches given a power rating, I would have thought they would have a torque rating instead?
Last edited by tb30570; May 11, 2012 at 10:34 PM .
Jan 11, 2012 | 09:41 PM
Thread Starter
Racer
Joined: May 2008
Posts: 298
Likes: 8
From: Quad Cities Iowa
Quote:
Originally Posted by
Jnape
I am going to try the Mantic. I was going to do the RPS twin carbon but have read GREAT results with the Mantic.
I would not do an LS7 at that power level that is for sure.
which model are you buying and where are you buying it from?
Jan 11, 2012 | 10:04 PM
Thread Starter
Racer
Joined: May 2008
Posts: 298
Likes: 8
From: Quad Cities Iowa
I've found a few options:
McLeod RST Twon Clutch
800 hp rating
works with stock flywheel
$800
Textralia OZ-700 Singe Disc Clutch
650 whp rating
$980
Monster Clutch Level 2
550 hp or ft*lb rating
includes flywheel
$680
Monster Clutch Level 3
700 hp or ft*lb rating
includes flywheel
$730
Zoom Performance Products F2-70185
589 ft*lb rating
$430
Centerforce DF395010 Dual Friction Clutch
about 620 hp rating
$440
Centerforce DF017010 Dual Friction Clutch
about 620 hp rating
$455
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Jan 12, 2012 | 09:34 AM
Premium Supporting Vendor
Joined: Oct 2004
Posts: 23,597
Likes: 1,221
From: Providing the most proven supercharger kits for your C5/6/7 609-752-0321
Quote:
Originally Posted by
Jnape
I am going to try the Mantic. I was going to do the RPS twin carbon but have read GREAT results with the Mantic.
I would not do an LS7 at that power level that is for sure.
We have them in stock when your ready!
Jan 12, 2012 | 09:38 AM
Premium Supporting Vendor
Joined: Oct 2004
Posts: 23,597
Likes: 1,221
From: Providing the most proven supercharger kits for your C5/6/7 609-752-0321
Quote:
Originally Posted by
tb30570
which model are you buying and where are you buying it from?
A link for you.
http://forums.corvetteforum.com/c5-f...n-special.html
Jan 12, 2012 | 10:23 AM
Race Director
Joined: Mar 2001
Posts: 11,405
Likes: 26
From: Whippany NJ
CI 6-7-8-9 Veteran
St. Jude Donor '08-'09
NCM Sinkhole Donor
Quote:
Originally Posted by
DOUG @ ECS
I have the Mantic ER2 Single disc. No exaggeration, it feels exactly like the OEM clutch in terms of pedal feel even smoother actually. And its a lot lighter than the LS7 which is a huge plus! Im real happy with it!
May 11, 2012 | 10:55 PM
Thread Starter
Racer
Joined: May 2008
Posts: 298
Likes: 8
From: Quad Cities Iowa
I did 3 passes on the drag track today. On the third pass, my clutch petal stuck on the floor.
My clutch probably did slip some, but the clutch sticking issue was a lot bigger deal.
I just removed the petal spring because I've read that will help resolve the sticking issue. I took a look at my clutch fluid and it's not clean. My next step will be to change out the fluid.
Did GM make any upgrades to the clutch's hydraulic system since 2000?
May 13, 2012 | 01:00 PM
Burning Brakes
Joined: Jun 2008
Posts: 838
Likes: 5
From: San Diego CA
its the clutch master cylinder that is an issue too the one made by tick is a great piece, if your a drag racer I would look at the Mcleod RXT not the RST the mantic er2 from what i hear is a great piece, also the Monster level 3 is really good too. tickshift's website has a great deal for a whole kit for either the RXT or the Monster give it a look and im sure the guys at ECS could do a deal with you on the Mantic. Im in the same boat and can't pick a clutch but im close to it