Author Topic: Need advice on new Clutch plate /kit  (Read 10821 times)

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sixty3

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Need advice on new Clutch plate /kit
« on: July 12, 2014, 09:48:27 PM »
Getting geared up for the only week I take my 63 Galaxie to the Drag Strip, Byron IL Melt Down Drags, Nostalgic pre 66 cars.  This year I have the opportunity to run slicks so I put on a line lock some time back and thought I should brush up on my burn out.  So figuring out I can't hold the stupid button in and shift into second, I started trying to start out in second so I don't have to shift.  Long story short I burnt up my clutch disc.  Nice burn smell and lost ability to shift into gear.  Got car off road and found what I would call fiber strands of material and then they were coming out of clutch fork opening.

Can't say I have more than 2-3k miles on this setup. Not sure if we set up clutch incorrectly, but will say I had the assistance of my neighbor who has 15+yrs working as an mechanic and has many certifications ( Senior Master Mechanic last I knew) , we are all human so it could be on us.  TKO 600 with RAM components.

Getting ready to drop tranny tomorrow and see how much damage. Figure I should just replace disc,plate and even pilot bearing?

Should I stay with RAM or try another brand?

Thanks
Kevin

cjshaker

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Re: Need advice on new Clutch plate /kit
« Reply #1 on: July 12, 2014, 10:21:47 PM »
RAM makes good stuff, but did you have their "stock" style clutch? If so, it would have a very limited life for any racing. And starting a burnout in 2nd will kill just about any clutch. Coupled together, a stock style clutch would last about.....oh, zero times.

You could get rid of the momentary switch and add a constant "on" switch for the burnout. That would make it hands free until your done. Just don't forget to toggle it back off :)

And if you fried the clutch, the flywheel is likely to be burnt also. If it's discolored from heat, it's junk. It only takes once....and just a couple seconds at that. Been there, done that ::)
« Last Edit: July 12, 2014, 10:42:02 PM by cjshaker »
Doug Smith


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fastback 427

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Re: Need advice on new Clutch plate /kit
« Reply #2 on: July 13, 2014, 12:48:03 AM »
I dont think you can go wrong with a mcleod set up. I've ran a few in different applications and have been flawless for me. I would also check the flywheel for cracks as its pretty common.
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fe66comet

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Re: Need advice on new Clutch plate /kit
« Reply #3 on: July 13, 2014, 04:36:31 AM »
I am looking at the street RST twin, is that the one you are using?

MustangGT

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Re: Need advice on new Clutch plate /kit
« Reply #4 on: July 13, 2014, 04:55:38 AM »
I am using the street RST twin in my mustang. Nice feeling clutch pedal and grabs good without the harshness of a sintered one. Only street tires for me so far. When the car is moving and I floor the throttle in second gear, no line lock, the tires smoke for as long as I want. No clutch slippage.

fe66comet

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Re: Need advice on new Clutch plate /kit
« Reply #5 on: July 13, 2014, 05:25:10 AM »
I figured it would grab nice, same as having 20" of clutch in a faster revving package.

sixty3

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Re: Need advice on new Clutch plate /kit
« Reply #6 on: July 13, 2014, 08:20:39 AM »
Thanks Doug and everyone,

I must have been mislead thinking I could start in second. Lesson learned....I'm just hoping the flywheel will be usable  >:(

The car is still coming together as this will be its second full season on the road from a frame off restoration.  Its not a track car, only plan on taking it to the drag strip 2-3 times a year for Nostalgic races.  My wife says I'm hard on stuff and hope some day to build a 445c.i. to finish the project. Currently just have a stock 390 block and valvetrain, mild 262XE cam, RPM Perf. intake and Edel. carb, 2 1/2" headers usual bolt on stuff.

Thanks Kevin


RAM makes good stuff, but did you have their "stock" style clutch? If so, it would have a very limited life for any racing. And starting a burnout in 2nd will kill just about any clutch. Coupled together, a stock style clutch would last about.....oh, zero times.

You could get rid of the momentary switch and add a constant "on" switch for the burnout. That would make it hands free until your done. Just don't forget to toggle it back off :)

And if you fried the clutch, the flywheel is likely to be burnt also. If it's discolored from heat, it's junk. It only takes once....and just a couple seconds at that. Been there, done that ::)

sixty3

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Pictures of Damage
« Reply #7 on: July 13, 2014, 05:11:40 PM »
first attempt at posting a picture so hope the quality is there

sixty3

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more pictures
« Reply #8 on: July 13, 2014, 05:19:41 PM »
first attempt went fine so here is some more
« Last Edit: July 13, 2014, 05:21:34 PM by sixty3 »

sixty3

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Re: Need advice on new Clutch plate /kit
« Reply #9 on: July 13, 2014, 05:20:52 PM »
and some more

sixty9cobra

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Re: Need advice on new Clutch plate /kit
« Reply #10 on: July 13, 2014, 05:39:35 PM »
I do my burnouts in 2nd but you wet the tires first. I also have the TKO600. This time out I got the tires good and hot and tore the perches off the rear and broke alot of expensive stuff. Check your welds on the perches.

http://www.youtube.com/watch?v=nh09pHUpxqk

http://www.youtube.com/watch?v=-FgiXpr2v80
« Last Edit: July 13, 2014, 06:14:47 PM by sixty9cobra »

sixty9cobra

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Re: Need advice on new Clutch plate /kit
« Reply #11 on: July 13, 2014, 05:44:15 PM »
I hope you took out the pilot bearing?

sixty3

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Re: Need advice on new Clutch plate /kit
« Reply #12 on: July 13, 2014, 08:04:44 PM »
Pilot bearing dropped out when I removed the clutch pack.  Hopping this is a good thing?  Didn't look damaged but will double check.

Looking at packages on Summit, Not sure what package I need to replace if the dealer can't get to me ASAP? Do I just measure the diameter of the shaft , count splines and measure diameter of flywheel to determine the correct kit?

Anything else you can mention I may need will be helpful, If I have the slightest chance to make this race I REALLY want to and at the same time do not want to have and drop this TKO anytime soon again.



fe66comet

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Re: Need advice on new Clutch plate /kit
« Reply #13 on: July 13, 2014, 08:11:56 PM »
Should be 1/8 28 spline, others may know better but generally all the ford transmissions are that input size. If you go with a twin disk clutch it should be the last one you ever buy. They are good for 1000 hp.

sixty9cobra

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Re: Need advice on new Clutch plate /kit
« Reply #14 on: July 14, 2014, 05:08:55 AM »
I belive its 26 spline. I bought mine from Brent he beat Summits prices. Was it a bronze pilot bearing? I bet the hole was way to big. The new clutch material kills the bronze-brass bearings. I put in a roller bearing.