some decisions to make

1badblownstang

juiced snake
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My 3650 lost second gear. I am able to drive the car fine because with the 4.10's i can shift from 1st to 3rd.

I have a t-56 I just picked up. It needs an input shaft and a few little things. I have already bought all the normal upgrades: billet keys, bronze fork pads, steel 3/4 shift fork etc. I just put a termi cluth in my car not 1000 miles ago. Heres the problem, I also am getting a f1 procharger, so we all know the termi clutch is not going to hold.

Ok, heres my options. I for sure need to upgrade the clutch. The trans is giong to be out and it's just not smart cost wise to wait on upgrading the clutch. I was thinking spec 3. I can replace the input shaft back to a stock 10 spline for about 50.00. A 26 spline is over 300.00. Either way i have to buy the clutch, heres the 2 questions, try to save and wait a little longer and do the 26 spline? and is the spec 3 the best option?

The car will be on DR's when the f1 goes on, but will never see any launches at the track. So I'm not so sure I need the 26spline input.

I already have a full 8 rib set up and the car spins 7500+ with ease. So 650-700 rwhp before the 75 shot is pretty realistic. What do you all think? wait and get the 26 spline and is the spec 3 enough? Thanks in advance.
 

bsmith782

RANDY WATSON!
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There are terminators rolling around with 550+ RWHP on stock clutches.
 

01greycobra

Built and Blown!
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With the progressive power/torque curve of the Procharger, I would say the 10 spline would be sufficient. I upgraded mine just because I could. Trans wasn't in yet, so before I bought a clutch I was like might as well just to avoid at least one more problem in the future. I did it for piece of mind.
 

1badblownstang

juiced snake
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Greycobra thats what I'm thinking also. There are cobras running around with 550, but I have not seen any with 700 on a stock clutch. I highly doubt it will hold at 8000 rpms and 700 hp, and thats without nitrous. I would love to do a dual disk, but they are so much money. I guess I will have to see how long I can live driving around with no 2nd gear, lol.
 

olgreydog7

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I never planned on 700 rwhp and I have a 26 spline. I think it is funny how people will say that the 28 spline axles in 99 cars is crap and weak, but a 10 spline input shaft is plenty strong. My thought process is that you could spend, what like $300+ on a clutch now, and then when you decide you do want/need the 26 spline, then you have to spend another $300+ on a clutch and $300+ on the input shaft, plkus take the time to drop the tranny again. Save yourself the time and the extra clutch and just do it now.
 

TWINTURB0

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Get the McLeod twin disc clutch, i have that in my car, it was about 800$ though, but if you ever need to replace parts its like 250$ (for life)
 

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