Nissan 370Z Forum

Nissan 370Z Forum (http://www.the370z.com/)
-   Engine & Drivetrain (http://www.the370z.com/engine-drivetrain/)
-   -   Clutch pedal too soft/no feel? Remove the helper spring! (http://www.the370z.com/engine-drivetrain/36048-clutch-pedal-too-soft-no-feel-remove-helper-spring.html)

ZOLE 05-18-2012 02:25 PM

Just finished installing my spring that I got from Jsolo. Install was a breeze, took about 5 minutes. Using a ziptie to hold the clutch pedal out of the way is key. Had a little trouble getting the pin back in but used some adjustable pliers to help "squeeze" the pin back in.

Pedal feel is noticeably different. I wouldn't say it's a "night and day" type of difference, but there definately seems to be more "feel" during clutch engagement now. Another thing I notice is that if I lightly touch the clutch pedal (car is parked) there is a bit more play that with the stock spring. This does not affect anything really, the new softer spring still does its job on returning the clutch pedal all the way to the top.

kenny's 370z 07-10-2012 08:58 PM

another awesome mod.now i dont have to feel like a noob starting out in first :happydance:

binary0x01 07-10-2012 11:54 PM

I thought about doing this, and then realized that you get what you pay for, so opted for the RJM adjustable clutch pedal, i'll rep back when installed, but reading the forums it is clear that it is the real solution.

Evil Sports 07-11-2012 05:09 AM

Sorry bro but in this instance Get what you pay for did NOT apply. A simple $40 spring solved the ills of this clutch peddle.

370Z Purist 07-11-2012 07:35 AM

Quote:

Originally Posted by binary0x01 (Post 1815604)
I thought about doing this, and then realized that you get what you pay for, so opted for the RJM adjustable clutch pedal, i'll rep back when installed, but reading the forums it is clear that it is the real solution.

Quote:

Originally Posted by Evil Sports (Post 1815706)
Sorry bro but in this instance Get what you pay for did NOT apply. A simple $40 spring solved the ills of this clutch peddle.

Less is more. The adjustable pedal is just meant to extend the window of the engagement window given by the master cylinder by changing the angle of operation of the clutch pedal. It's mostly meant for people with extremely grabby clutches that still need to be streeted, i.e. clutches that are like an on-off switch. <500 torques need not apply. People with unsprung six puck drag clutches, maybe and probably. Someone with a 800 rwhp Z and using some insane multiplate clutch or a super grabby, unsprung disc with a super high clamp force plate would definitely need something like this, unless they just get a really really nice clutch with a different master cylinder.

PharmDZ 07-13-2012 07:32 PM

Hey everyone - I'm new to the forum and did a bit of searching, but I haven't been able to find where I could get my hands on this spring to replace. Anyone have one they're willing to sell or have a link to somewhere where I could purchase one? Thanks so much.

LMBmikeZ 07-13-2012 08:00 PM

I still have them. Thread is linked in my signature :tup:

TVez 07-14-2012 08:59 AM

Quote:

Originally Posted by Evil Sports (Post 1815706)
Sorry bro but in this instance Get what you pay for did NOT apply. A simple $40 spring solved the ills of this clutch peddle.

Quote:

Originally Posted by 370Z Purist (Post 1815774)
Less is more. The adjustable pedal is just meant to extend the window of the engagement window given by the master cylinder by changing the angle of operation of the clutch pedal. It's mostly meant for people with extremely grabby clutches that still need to be streeted, i.e. clutches that are like an on-off switch. <500 torques need not apply. People with unsprung six puck drag clutches, maybe and probably. Someone with a 800 rwhp Z and using some insane multiplate clutch or a super grabby, unsprung disc with a super high clamp force plate would definitely need something like this, unless they just get a really really nice clutch with a different master cylinder.

Have either of you actually driven a 350Z or 370Z with the RJM Pedal Mod installed???? Because I couldn't disagree with you guys more.

I had done the simple spring mod and adjusted the clutch rod as soon as I got my 370Z back in May. It made it feel better but certainly not a night&day difference and you still have to work for those smooth shifts. My former daily driver was an 07HR 350Z that I owned since new so I know how to drive these cars well and what they feel like when modded with the previously available DIY's

I installed the RJM pedal assembly last weekend and all I can say is it's the best $$$ I've ever spent on a mod. After having driven with it for a week I'd of happily paid double what it cost me as RJM is selling these stupid cheap for the amount of engineering that went into the design, complex fabrication and the quality of the product. The difference in clutch feel is phenomenal. My 2010Z is still running the factory clutch. Stock clutches and less then 500HP definitely DO apply. The RJM kits have a huge following over on my350z and I've never seen a review thread with so many ridiculously positive comments from well respected members. Also looking over there probably about half of those reviews are from guys fed up with their stock or other mild clutches (JWT etc)

This is a case where you simply don’t what you’ve been missing until you’ve driven one.

LMBmikeZ 07-14-2012 03:28 PM

I think the guys are just saying its not needed until you have 500+hp. Plus $200 vs $20? It's only 10% of the cost so IMO ppl are gonna say go with the cheaper until you need the upgrade.

modme 07-14-2012 03:38 PM

The rjm pedal is not something that is needed, just like any other aftermarket parts. The 370z is perfectly fine from factory, nothing aftermarket is needed. We add aftermarket parts to enhance and improve stock parts. The spring and pedal are completely different. Comparing them is like comparing apples to oranges. The rjm pedal will improve clutch function, doesn't matter if it's stock or aftermarket clutches. There is no reason to attribute horsepower levels to the need for this pedal. If you want to shift easier and have total control of the clutch, you should get the pedal.

Stino 07-24-2012 07:27 PM

RJM Performance Clutch Pedal Assembly Installed
 
I purchased the RJM Performance Clutch Pedal Assembly and installed it over the weekend. I'm very impressed with this Clutch Pedal Assembly, I must say that my 370Z feels like a different car; It actually changes the whole car experience.

I have driven manual cars my whole life, however, when I first purchased my 370Z and drove it around for a day, It felt like I never drove a manual before. 1st and 2nd gear was very jumpy and difficult, now, with the Clutch Pedal Assembly, it's smooth as ice. I barely have to give it any gas when starting from a dead stop and I'm able to switch gears way smoother. I just can't believe the difference it makes. Also, being able to adjust the clutch pedal to your liking makes it even that much better. I highly recommend this MOD.

See pics below.

RJM Clutch Assembly Installed
http://www.the370z.com/members/stino...-installed.jpg

Factory Clutch Assembly
http://www.the370z.com/members/stino...l-assembly.jpg

http://www.the370z.com/members/stino...ly-removed.jpg

LMBmikeZ 07-25-2012 07:32 AM

and here I thought this thread was about removing the spring or replacing with a weaker one???:ugh2::wtf2:



( Click to show/hide )
another thread jacked, heading out to left field again......:shakes head:

Stino 07-25-2012 09:37 PM

[QUOTE=LMBmikeZ;1836456]and here I thought this thread was about removing the spring or replacing with a weaker one???:ugh2::wtf2:

LMBmikeZ, you thought wrong. Ask yourself these questions, then think about your response to my posting.

Why are members swapping the factory clutch spring for an after market spring?

What is the real issue at hand?

This is what I've learned from this thread … "there are a lot of Z owners' that are not happy with the factory clutch feel; including myself." Hence wanting to change the helper spring. What some members may not know, is that there are other solutions that can solve their clutch issues.

As a member of this forum, I feel it's my duty to help educate and inform my fellow members' so they can make informed decisions. Therefore I feel this was the perfect thread to post in.

I purchased a spring from you and all was good. However, in my opinion, the weaker spring is a short-term fix at best. I wanted to install a long-term/permanent solution and that's why I opted for the RJM Performance Clutch Assembly. Read the reviews.

Just so you know, It wasn't my intent to steer members away from buying the after market spring from you. I was just trying to HELP solve the real issue at hand.

I'll say this ... members that are on a tight budget, opt for the helper spring. If you have the money and want to completely change the driving experience of your Z, spend the $255. You won't be disappointed, I promise.

LMBmikeZ 07-25-2012 09:39 PM

I hear ya but when the thread is talking about a $20 fix........

Just saying that's where we were with this thread


I am just not in favour of it.....however I would do this before I would ever do a sprint booster those just seem like it would f*ck up your car

Stino 07-25-2012 09:58 PM

I agree. From what I've read, I wouldn't attempt the Sprint Booster as well.

:tiphat:

Daishi9000 07-26-2012 10:47 AM

Hi, i went to Mcmaster-carr.com to look for a similar spring to the century spring.
I found part number 9657K253. it's almost identical to the century spring same dims/spring rate and material but i'ts 12.12 per pack of 6.

has anyone tried this spring?
only thing i'm unsure is the Compressed length. it might fatigue sooner that the stock spring, but i doubt it.

Jsolo 07-26-2012 10:53 AM

^^Won't fit. You take the OD - 2x(wire size) to get the ID. You end up with something like .78" which is not enough to fit that hat into (that's at the top of the spring).

Daishi9000 07-26-2012 11:27 AM

1 Attachment(s)
^

djtodd 08-05-2012 11:56 PM

Quote:

Originally Posted by Daishi9000 (Post 1839462)
^

lol

LMBmikeZ 08-06-2012 02:12 PM

I still have the helper springs if interested......

babbagandu 08-06-2012 07:58 PM

Quote:

Originally Posted by kenny's 370z (Post 1815395)
another awesome mod.now i dont have to feel like a noob starting out in first :happydance:


ThisX1000. Just removed it right now. I had my car for a year and still couldn't shift smoothly but now I'm shifting perfectly after a 5 minute drive lol

scope22 09-27-2012 07:48 PM

I got the new spring and removed the bottom bolt with the clutch pushed in and the bottom would not come loose...yes i removed the bolt completely, i tried to wiggle it but it would not come out....??? wtf?

Jsolo 09-27-2012 07:51 PM

Wiggle it while the pedal is depressed to the floor. It should come loose.

scope22 09-27-2012 08:43 PM

...i dont need to take the top out to get the spring out right?

Jsolo 09-27-2012 08:59 PM

If you like torture you can. Mine got lost behind the plastic panels. Not fun taking them off to retrieve it. All you need is the bottom pin removed.

mwhit02 09-28-2012 11:23 AM

if anyone who removed this would like to sell me one, i would appreciate it. I like the feeling with it installed, but unfortunately I damaged mine taking it out. Actually, the only part I really need is the bottom piece that the pin slides through (along with the pin inself). I will paypal you for your time and trouble.



I cannot get this pin to freely slide in:

http://i890.photobucket.com/albums/a...4/IMG_0855.jpg

scope22 09-28-2012 09:23 PM

i think you just need to sand paper bumps off the pin and you're good

mwhit02 09-28-2012 10:20 PM

My doctor told me the same thing about my...well, nevermind. I'll give it a try

mwhit02 09-28-2012 10:31 PM

Jk

roy'sz 09-29-2012 02:21 AM

so besides the "secret group buys" does anyone know where in the hell you can acutally buy these at?

scope22 09-29-2012 03:20 PM

google is your friend....i found mine at:
INFINITI G37 G37S G35 NISSAN 370Z 370 Z 6MT CLUTCH PEDAL ASSIST RETURN SPRING | eBay

scope22 09-29-2012 03:23 PM

honesty, this is not an easy job...first you need to make sure that you have someone press the clutch all they way in, then when you take out the bolt you have to make sure that you dont scuff it because then its hard to get it back in....there is another smaller spring inside that always keeps pressure so you have to fight it when you're trying to put the bolt back in, and if you don't have the holes light up just right then it will not go in, it does help to put some greese on the bolt before you get in it...if you know what im saying :)

Rusty 09-30-2012 04:06 AM

Quote:

Originally Posted by scope22 (Post 1937669)
honesty, this is not an easy job...first you need to make sure that you have someone press the clutch all they way in, then when you take out the bolt you have to make sure that you dont scuff it because then its hard to get it back in....there is another smaller spring inside that always keeps pressure so you have to fight it when you're trying to put the bolt back in, and if you don't have the holes light up just right then it will not go in, it does help to put some greese on the bolt before you get in it...if you know what im saying :)

Took me 5 minutes by myself to replace mine. Press the clutch to the floor with one hand and hold it down. Use a pair of needle nose to pull the snap ring. Slide out the pin. ;)

scope22 09-30-2012 11:07 AM

maybe if you 4 foot tall with short arms....i'm 6'1 and i it hard to get both hands in there...

mwhit02 09-30-2012 12:50 PM

Quote:

Originally Posted by scope22 (Post 1938654)
....i'm 6'1 and it's hard to get both hands in there...

That's what she said

Rusty 09-30-2012 04:50 PM

Quote:

Originally Posted by scope22 (Post 1938654)
maybe if you 4 foot tall with short arms....i'm 6'1 and i it hard to get both hands in there...

Quote:

Originally Posted by mwhit02 (Post 1938722)
That's what she said

:icon18:


I'm 6'2" 240lbs. with a right hip replacement.............Also, I'm bald. :tup:

If I can do it. Anybody can.

MaDMaXX 09-30-2012 07:18 PM

Quote:

Originally Posted by Rusty (Post 1938900)
:icon18:


I'm 6'2" 240lbs. with a right hip replacement.............Also, I'm bald. :tup:

If I can do it. Anybody can.

lol! :)

mwhit02 10-03-2012 08:37 PM

Quote:

Originally Posted by scope22 (Post 1937667)

Holy crap, i just installed this spring not really knowing what to expect (for $20 shipped, you cant beat it) and wow, the car feels just like I would want it to. Such a pain to work under there though. I highly recommend this spring.

LMBmikeZ 10-03-2012 08:48 PM

I still have springs available. For any one interested. Just check my thread linked in my signature it should have all the info in the first post!

Spring makes a huge difference I would highly recommend it to any with the m6 transmission!

cruzmisl 10-03-2012 09:27 PM

Quote:

Originally Posted by scope22 (Post 1937153)
i think you just need to sand paper bumps off the pin and you're good

Yup, sand the **** out of it, lube it up, good to go.

I knicked the **** out of mine trying to get it out.


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