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What is the best way to improve the manual shifter?

  • Upgrade shifter springs

    Votes: 6 14%
  • Popsicle mod

    Votes: 5 11%
  • Upgrade rear shifter bushings

    Votes: 5 11%
  • Short shifter

    Votes: 13 30%
  • Upgrade gear oil

    Votes: 7 16%
  • A combination of these

    Votes: 11 25%
  • Other

    Votes: 4 9.1%
  • Upgrade shift knob

    Votes: 8 18%

Best way to improve manual shifter?

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15K views 49 replies 17 participants last post by  toy_yoda  
#1 ·
I’m not completely satisfied with the performance of the manual shifter in stock form and I’m looking to improve it. I’ve come across five possible ways to do that, and I’m wondering which ones you all have tried and liked the best.
 
#2 ·
I have the GR short shifter that I ordered through Toyota. It's adequate. Compared a friend's stock BRZ and another friend's Billetworkz short shifter, I much prefer the GR. Coming from a Hybrid Racing short shifter in an FD2 and spending time with a CAE shifter in an FK8, it does leave a lot to be desired though.

Has anyone hear upgraded the rear shifter bushing? Is it worth it?
 
#5 ·
I actually don’t mind the shifter feeling. It’s not as good as my FN2 was but far better than my E46 M3.


Not necessarily your issue however I have seen complaints about shifter feel before and the cause was the reverse lockout not being aligned correctly from the factory. Below a helpful diy if second gear shifts are a bit of a pain

 
#8 ·
Not necessarily your issue however I have seen complaints about shifter feel before and the cause was the reverse lockout not being aligned correctly from the factory. Below a helpful diy if second gear shifts are a bit of a pain

That's the popsicle stick mod I mentioned.
Re 2nd gear: I don't have any problem upshifting into second but I do have an issue downshifting into second. That's actually my biggest complaint about the stock shifter.
 
#13 ·
I replaced my clutch spring with the GK Tech one and adjusted the clutch master cylinder rod to bring the engagement point lower. The combination made a world of difference for me; probably moreso adjusting the engagement point over the spring itself, but the spring allows me to feel where the TOB starts to engage the pressure plate so it's helping be build some better muscle memory.

I've been driving MT cars for nearly 20 years and this is the first one I've driven where the clutch made me feel like a noob. Changing the spring and adjusting the rod helped me feel much less noobish.
 
#15 ·
I’ve had a lot of manuals over most of three decades and this shifter is my second favorite of all. Am tempted by a short shifter but give it an A- as is. Only the one in my 2015 GTI felt more satisfying, and that may not be a fair comparison given that car was FWD.

The shifter in my 2019 WRX felt like it was from a piece of farm equipment. Did the job fine, but not much joy. The one in my 2016 BMW M235i was rubbery, and sometimes didn’t slot that well into first. The one in a Forester and in an old Subaru Legacy wagon were also agricultural.

Regarding the clutch, the one in the WRX was too heavy, the one in the GTI was nice and easy, yet I stalled that car several times, which was weird cause I’ve never done that on the 86 and almost never did in any other manual. The clutch on the BMW was perfection.

When I first had the 86 I would have given the clutch a B- overall because of the lack of feel and aggressive push back in the engagement zone. Since I went to the MTEC spring I’d give it a B+. Lowering the engagement zone might push it up a grade.
 
#20 ·
Am tempted by a short shifter but give it an A- as is.
I've never heard of it.

A lot of the American products don't make their way over here unless specifically imported.
tested OEM, changed to Billetworkz short shifter, drove quite a bit till it didn't feel any diff, then went to dealer to drive OEM shifter again to make sure everything is working as is and nothing degraded (also because i had griding so needed to make sure wasn't because of something worst, ended up dealership car had the same grind). Have not tried Torque but Billetworkz really made the drive more enjoyable for me. I then spent another several months changing shift knobs from OEM to duracon knobs back and forth and now ended up with a duracon knob. OEM feels solid but I prefer the mechanical lighter feel when shiftting fast. Slow shifting, OEM heavier knob would give a more premium feel but that's not what I was looking for apparently.
 
#24 ·
I dont mind the stock feel at all but I also love to tinker. All I can really say is that shifter feel and shift knob weight preference is a little subjective. I feel like a heavier knob is my preference at the moment. I'm using the GR shift knob currently but I did have a lightweight wood knob installed for 4-5 months.

I did swap out the stock shifter springs for MTEC springs and I swapped out the shifter bushing for Faction Fab's bushing. NOTE the faction fab bushing is not a direct fit on the GR86, I had to 3d print spacers to make it work. I'm waiting on them to revise the design. They say it was tested on a BRZ so its possible they are different and could fit BRZ's possibly.

I feel like both of those items tightened up the shifter a tiny bit but maybe not a huge amount. Unfortunately when I installed these parts I ended up doing the shifter springs one side at a time due to needing to pick up a new socket, anyway I wasn't able to feel a before an after just a gradual one part at a time. This could be all placebo but I think I've had much less failed shifts and grinds from my own stupidity usuasally o_O.
I know the new springs were stiffer than stock and the stock bushing was mostly air allowing for tons of movement compared to the solid polyurethane bushing.
 
#31 ·
We definitely did get off topic.

I don't have any input on the shifter for this specific chassis, but I did every shifter mod I believe there was (bushings, rear mount, transmission mounts, short throw shifter, etc) for my old GC Impreza. It's been almost 7 years since I owned that car though so I honestly don't remember much but I feel like I do remember it feeling quite notchy but in a good way and very positive.

I do have to ask though: You say you're not satisfied with the performance of the shifter and want to improve it. In what ways are you not satisfied and what is it you actually want to improve on?
 
#33 ·
There is nothing wrong with the shifting,shifter,lever,knob or clutch on my 23 BRZ! Just what are you comparing it to? Every car drives different as well as every driver is different. If I wanted to improve it I would start with the loose nut behind the wheel. In other words... just more practice! Get familiar with the car. Anything you change you will just have to learn all over again.
 
#35 ·
With respect to the OP, this doesn’t address the question directly…..but for my .02, I really like the shifter on this (there was an extra notchiness to the gen 1 that I miss sometimes but overall I think the gen 2 is a significant step forward). Because it’s so good (to me), I’d be reticent to change anything that’s not easily reversed (shift knob is an easy way to tinker). Not a tinkerer by disposition but did order a short shift kit and installed in my 981 boxster because I thought it needed it - that was invasive but 6 months in and I love it. By comparison, I have no motivation to alter this one on the gr86 at all.

As an aside, I have no issues with the clutch action, surprised to hear how many experienced manual drivers do.
 
#39 ·
@Magikbiped
Thank you, that’s really helpful. Especially:

“it kind of sounds like what you are describing, to me, is more likely an issue with the feeling of the transmission gear selector rods, and not the shifter itself”

“in a lot of other cars, especially FWD cars, the shifter is connected to the gear selector via a cable or linkage, which ads a lot of damping to the feeling you get through the shifter as you go through the gears”

--This may well be it. The cars I’m comparing it to are FWD Hondas and Nissans.

“maybe replacing your shift knob with a weighted one might help”

--Based on what I’ve been reading about shift knobs I thought a lighter one would be better because it would improve accuracy. Why do you think a heavier one is the way to go?
 
#42 ·
--Based on what I’ve been reading about shift knobs I thought a lighter one would be better because it would improve accuracy. Why do you think a heavier one is the way to go?
The main reason I say go with a weighted one is because with increased mass comes increased inertia, and theoretically the increase in inertia should help slightly dampen the sensation of vibration and notchiness felt through the shifter to your hand. I believe that a lightweight knob could increase your shifting accuracy and minutely increase the speed you could move the shifter, but that increased accuracy would come because you're able to feel more through it, which means you'd feel the notchiness even more.

I've never actually used a weighted knob myself though, so this is based on stuff I've read on other forums as well as making an assumption based on physics.
 
#41 ·
I wouldn't worry about damage. If the gears are grinding, you'll feel it. I'm used to FWD hondas as well, but even the s2000 shifter felt much smoother. I'm going to be switching out my trans fluid soon so I'll see if that changes anything

Heavier shift knob will definitely help but could take some effort to find one with a weight you like. I bought the Raceseng Ashiko (whopping 725g) and it's way too heavy. Shifting feels much smoother, but the weight kills almost all feedback from the transmission so I went back to stock. Still in search for a nice weighted shift knob
 
#45 ·
@Magikbiped

I'll try a heavier shift knob (about $100) instead of a short shifter ($400). Thanks for saving me three hundred bucks (for now at least)!
Don't forget to update with your impressions after you've driven with it for a while! I've always been curious about getting a weighted knob but never actually got around to trying it.
 
#46 ·
Gear oil. See my latest thread

 
#49 ·
Gear oil. See my latest thread

Redline MTLV really made the shifting a lot smoother