Miata Turbo Forum - Boost cars, acquire cats.

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flier129 05-06-2015 09:06 AM


Originally Posted by aidandj (Post 1229143)
I think you would get a little more than 20hp if TNTUBA built your car....

Lol, I meant if he were to help me build a "zero points" NASA TT engine.

dubya 05-06-2015 09:15 PM

Man, that sucks to hear about the engine problems. If it were me, I'd swap in the 80k '99 engine (assuming all of the compression/leak down numbers look good), and then dyno the car. If it looks strong, then maybe just stick with it for a while until you decide what to do with your broken one.

flier129 05-10-2015 05:38 PM

6 Attachment(s)
A damage report.

#1 is fucked, here's the smashed spun bearing:
https://www.miataturbo.net/attachmen...ine=1431293930

And the crank on #1 :(
https://www.miataturbo.net/attachmen...ine=1431293930

Horrible pic, but you can see how bad #3 bearing is. I don't think this was done by 15 miles.....must of been the original noise I was tracking.
https://www.miataturbo.net/attachmen...ine=1431293930

Good news is that I think the head is fine, just not sure if I want to sell it to recoup some cash or keep it for a spare.

I get the new-to-me engine this coming weekend. I'll do some maintenance items on it(t-belt,waterpump,seals,etc) and I'm putting a 7lb fidanza and a fresh cluch on it while it's out as well.

Hopefully I can make the Road Atlanta event at the beginning of June. If not, I'll definitely make the CMP at the end of June.

jimmyneutron 05-11-2015 06:49 AM

Wow good effort that is stuffed! Hope the new motor goes well for you.

90civichhb 05-11-2015 10:16 AM

Man, that is pretty bad scaring on the crank. Get some quotes from machine shops and slowly build that block up. You will have a good engine for, at the least, another year or two. I bet you could build a nice zero points engine for a decent price given enough time to acquire parts.

flier129 05-11-2015 08:39 PM


Originally Posted by 90civichhb (Post 1230350)
Man, that is pretty bad scaring on the crank. Get some quotes from machine shops and slowly build that block up. You will have a good engine for, at the least, another year or two. I bet you could build a nice zero points engine for a decent price given enough time to acquire parts.

Yeah, it does suck but shit happens! I'm not even sure if this crank is reusable.

By the time I build a zero-points engine I'll want to do something else with the car haha.

flier129 05-29-2015 09:44 AM

Car is back together and running! Going to put some miles on it so I can maybe clean out some of the dirty gunk from the bad conventional oil. So another oil change and some tecron.

Running at Road Atlanta next weekend with NASA. Running DE4 Saturday and getting my TT check-off ride that afternoon. Then I'll be competing in TTE on Sunday! I'll be on the RS3s, so I won't be competitive. I'll be glad to get my TT license though.

90civichhb 05-29-2015 04:25 PM

Sweet! What was the no spark issue?

concealer404 05-29-2015 04:53 PM

Yeah! What he asked!

flier129 05-29-2015 05:42 PM

I fucked up the timing lol.

flier129 05-31-2015 01:35 PM

1 Attachment(s)
Finally got around to putting in the steering wheel....
https://www.miataturbo.net/attachmen...ine=1433093730

Man is it so much better than the stock wheel. My hand/leg clearance issues are gone, I can still see all the gauges, and I actually have more space to move my leg which means it's more comfortable on longer drives. The QR makes getting in/out of the car 10x easier. Glad I did this, worth the money.

I do need to add a resistor or something to get the SRS light to quit flashing, not good for my a.d.d. lol.

90civichhb 06-01-2015 08:41 AM

2 Attachment(s)

Originally Posted by flier129 (Post 1236290)
I do need to add a resistor or something to get the SRS light to quit flashing, not good for my a.d.d. lol.

Looks good. You could always just unplug the SRS box, could you not? I pulled the light out of my gauge cluster and then it started to make this crazy beeping noise, so I just unplugged the damn thing.

https://www.miataturbo.net/attachmen...ine=1433162469

concealer404 06-01-2015 09:22 AM

I just put a resistor in mine.

flier129 06-07-2015 08:57 PM

2 Attachment(s)
First event at Road Atlanta was a success! I ran DE4 for my first 2 sessions, then got my check-ride for TT on my 3rd session. Finished out Saturday's last session in DE4. Rented a transponder the next morning and did my first TT session.



I'm not even going to ask "where can I improve" because I know there's lots of places where I can. :rofl: Overall, I thought I did pretty good for the first weekend at RA, first time in TT, and I was on the RS3s. The rest of the TTE field were on r-comps. Hopefully some SM7s or R7s will make up 1.5-2 seconds. Then I think I can personally improve about 1.5-2 seconds as well, which would have me running close enough to the front 3 guys in TTE around here.

I met Johnny C at OGracing this weekend, we talked about rainbows, fireproof underwear, kittens, and rainbows just as all proficient mt.net members should while at the track. :party: Johnny, I remembered what I wanted to ask you about..... transponders! Do you sell transponders? Also, when I returned mine Julie was looking for one you rented out today?

Anyways, had fun will do again!
https://www.miataturbo.net/attachmen...ine=1433725070

hornetball 06-07-2015 11:48 PM

Honestly, Hoosiers should be worth at least 3 seconds over RS-3s.

Transponders are a racket. They should cost about $80 max. Sigh.

flier129 09-28-2015 09:57 PM

1 Attachment(s)
I need to update this thread, but I haven't done much of anything to the miata besides drive it and change the oil. I also bought a Z for an autox car and DD once I sell off my 99 civic. It's actually really fun and I got a ridiculously good deal.
https://www.miataturbo.net/attachmen...ine=1443492141

Heading to ViR in two weeks. Mounting some C71s on the spare 15x9 6uls I have. I know it probably won't be a top contender on those tires and my driving, but it'll be first time up there. It'll be a blast either way.

OGRacing 09-29-2015 10:09 AM

oh man sorry i missed your post. yep we sell transponders.

Search results for: 'transponder'

flier129 10-12-2015 02:31 PM

8 Attachment(s)
I ditched my "aero" to save some points. Both the trunk spoiler and front lip are now off the car. I decided to just swap trunk lids rather than actually removing the spoiler.
https://www.miataturbo.net/attachmen...ine=1444674684

Real tarz! 205/50/15 C71s on 15x9s. I was hoping they would be better than my rs3s, but they were old rocks couldn't do anything with them :-\. Planning on sticker R7s beginning of next season.
https://www.miataturbo.net/attachmen...ine=1444674684

Mounted up the extremely overpriced transponder, even used they're ridiculously expensive. ($350-$400 used)
https://www.miataturbo.net/attachmen...ine=1444674684

I also finally ditched the soft-top. The car sits around 2420lbs with some gas and me in it. I figure 20lbs is a good buffer, I'll keep the car at this weight.
https://www.miataturbo.net/attachmen...ine=1444674684


Went to ViR and had a blast! It was my first time there, so lots of learning going on. Watching this video on my PC made me realize I had A LOT of mistakes. Welcome to critiquing, but I know it's sloppy basically everywhere.


As I said before, I ended up taking off the C71s and just ran the RS3s. I came in 2nd on Saturday, 0.5 seconds behind 1st, 2:23.0xx for 1st and 2:23.5xx for me. By the end of the weekend I was 2.4 seconds off of 1st in TTE, 2:19.0xx for 1st and 2:21.4xx for me. I think I could of definitely had a win if I would of had some R7s. The fastest SM guys there this event were running 2:17s for reference. I think a few PTE guys were also in the 19s. My noob-ness is showing thru being so far off pace :rofl:

ViR is currently my favorite track :party:

Mobius 10-13-2015 03:49 AM


Originally Posted by flier129 (Post 1270388)
I need to update this thread, but I haven't done much of anything to the miata besides drive it and change the oil. I also bought a Z for an autox car and DD once I sell off my 99 civic. It's actually really fun and I got a ridiculously good deal.

Wait wat? You're going to autocross the Z over the miata?

On a comfort / DD / exhaust note level, I totally get that, the Z is a nice machine.

Anyway car looks great, "just driving it and changing the oil" is the goal my friend. Well done.

flier129 10-13-2015 08:54 AM


Originally Posted by Mobius (Post 1274643)
Wait wat? You're going to autocross the Z over the miata?

On a comfort / DD / exhaust note level, I totally get that, the Z is a nice machine.

Anyway car looks great, "just driving it and changing the oil" is the goal my friend. Well done.

Yeah, the Z is a lot more comfortable driving to events than the miata. It'll also be faster raw time and it's a more competitive car for it's class (STU)


Thanks! I finally got this new engine to burn a little oil, 130 track miles burned about ~1/4 of a qt. I suppose that's also including the drive up there :party: My rear bumper doesn't have nearly as much black soot on it as it did with the old engine, this one seems healthier.

Efini~FC3S 10-13-2015 11:20 AM


Originally Posted by flier129 (Post 1274388)
ViR is currently my favorite track :party:

I have had the great privelage to drive many of North Americas great race tracks (current count is at like 17) including Road America, Laguna Seca, Mid-Ohio, Road Atlanta, etc, etc, and VIR easily ranks in the top 3. Every time I go back I'm reminded how friggen awesome and fun the track is.

Interestingly, and probably counter to what most people would say (especially this who just attended M@MRLS), Laguna Seca was a pretty big disappointment for me. It just didn't live up to all the hype, at least for me. MRLS wouldn't even rate in my top 5; I don't even think it's the best track in Northern California (that would be Thunderhill IMO).

Anyway, yes, VIR is awesome and it's great to live close to it. We have quite a few awesome tracks "reasonably" close to us here in the SouthEast.


How many TTE cars were there at VIR this last time out?

OGRacing 10-13-2015 11:25 AM


Originally Posted by Efini~FC3S (Post 1274705)
I have had the great privelage to drive many of North Americas great race tracks (current count is at like 17) including Road America, Laguna Seca, Mid-Ohio, Road Atlanta, etc, etc, and VIR easily ranks in the top 3. Every time I go back I'm reminded how friggen awesome and fun the track is.

Interestingly, and probably counter to what most people would say (especially this who just attended M@MRLS), Laguna Seca was a pretty big disappointment for me. It just didn't live up to all the hype, at least for me. MRLS wouldn't even rate in my top 5; I don't even think it's the best track in Northern California (that would be Thunderhill IMO).

Anyway, yes, VIR is awesome and it's great to live close to it. We have quite a few awesome tracks "reasonably" close to us here in the SouthEast.


How many TTE cars were there at VIR this last time out?

i was out at the last nasa race. i was in TTU class not TTE. the biggest drawback about VIR is your limited on what surrounds VIR. you have no choices for food, tent camping is really the only way to go, the bugs will carry away small dogs. the track itself is on my top 3 for fun. i love that place, having the balls to go threw the esses flat out is simply amazing.

flier129 10-13-2015 11:49 AM

2 Attachment(s)
I'd like to try Mid-Ohio and Barber next, I think both of those will be pretty nice. No food near ViR does kinda suck, but it's ok if you pack your own food. I suppose I'm use to large bugs, but it was pretty cool this weekend so I didn't notice any.

There were only 4 TTE cars on Saturday and 5 on Sunday. South-East usually has 5-7 cars. I was more sad that my r-comps turned out to be rocks rather than the lower attendance.

I didn't go flat through the esses until my 3rd session, which was on the first session on the RS3s lol. I always did it in 5th, but I might try to keep it in 4th. Kohler runs his engine to damn near 8k, so I'm not sure if my 7500 limiter would be enough. And then I have to think that my exit speed out of the snake will be higher with R7s as well. I'm key-board racing at this point, whatever.

I always have a thought in the back of my mind..... I have to drive this car back home lol. My friend and I sat at Oak Tree after our last session right before we headed on out on Sunday, it was a beautiful day out.
https://www.miataturbo.net/attachmen...ine=1444751384

He won TTB with a 2:07.4 in his S50 M3. It was quite a lap considering it was his first time on that track too.

flier129 10-26-2015 08:53 PM

6 Attachment(s)
Miata got kicked to the curb and the Z is in spot-light this weekend!

https://www.miataturbo.net/attachmen...ine=1445907227

https://www.miataturbo.net/attachmen...ine=1445907227

Completely different car with this wheel/tire combo. 18x10.5 squared, 285/35/18 RS3s, all the beef! Need more camber, getting alignment this week before an autox next weekend :party:


Well, some miata related news. I picked up some solid motor mounts from Gio(sfl_miata). Hopefully that will help my miss-shifts on track. :rofl:
https://www.miataturbo.net/attachmen...ine=1445907227

OGRacing 10-27-2015 09:29 AM


Originally Posted by flier129 (Post 1274711)
I'd like to try Mid-Ohio and Barber next, I think both of those will be pretty nice. No food near ViR does kinda suck, but it's ok if you pack your own food. I suppose I'm use to large bugs, but it was pretty cool this weekend so I didn't notice any.

There were only 4 TTE cars on Saturday and 5 on Sunday. South-East usually has 5-7 cars. I was more sad that my r-comps turned out to be rocks rather than the lower attendance.

I didn't go flat through the esses until my 3rd session, which was on the first session on the RS3s lol. I always did it in 5th, but I might try to keep it in 4th. Kohler runs his engine to damn near 8k, so I'm not sure if my 7500 limiter would be enough. And then I have to think that my exit speed out of the snake will be higher with R7s as well. I'm key-board racing at this point, whatever.

I always have a thought in the back of my mind..... I have to drive this car back home lol. My friend and I sat at Oak Tree after our last session right before we headed on out on Sunday, it was a beautiful day out.

He won TTB with a 2:07.4 in his S50 M3. It was quite a lap considering it was his first time on that track too.

that TTB m3 was on fire. glad he wasn't in my class.

when you go to barber, prep the car two weeks early. make sure everything is 100% good to go. once you get on that track you will do every session. having a mechanical issue would be heart breaking. it's such a fun track.

flier129 01-01-2016 08:17 PM

5 Attachment(s)
It's srzbzn now!

https://www.miataturbo.net/attachmen...ine=1451697479

I hope now that I have them, I will never have to use them, right? :rofl:

Got another set of 15x9s for the purple crack, really really anxious to drive my car on a fresh set of R7s.
Attachment 233962

Heading down to Roebling at the end of the month, should be a good time! :party:

Arca_ex 01-02-2016 03:14 PM

Thread title is 10/10, nice build man.


Those mounts that you got aren't solid, but yeah they will help a fuck load with shifting. Before I bought the SuperMiata mounts, one of my stock mounts tore in half and when I went to shift from 3rd to 4th, the engine flopped to the side during corner exit and lined up 2nd gear for me instead. 9000 RPM over rev but thankfully the motor survived and still had the same compression and dyno numbers as before.

One thing to note about those mounts, hopefully you got the softest duro. I went with the medium duro and wish I hadn't. Vibrates the car like fucking crazy from 900 to 1500 RPM range and bolts now like to back themselves out, so keep an eye on that.

flier129 01-02-2016 08:43 PM

Thanks!

Yeah I did something similar on the top of 3rd to 2nd shift. Maybe not quite 9k rpm, though. The mounts are 75 duro, the softest with these mounts I believe.

emilio700 01-04-2016 09:24 PM

Just an FYI

"We strongly recommend the standard 70D bushings. The 88D and 95D options are only recommended for 100% drag or drift cars due to their harsh vibration. "

Arca_ex 01-04-2016 09:40 PM


Originally Posted by emilio700 (Post 1296733)
Just an FYI

"We strongly recommend the standard 70D bushings. The 88D and 95D options are only recommended for 100% drag or drift cars due to their harsh vibration. "

This is the truth haha. When ordering I thought "dedicated track car, medium will be fine". But I am dumb. The only time it vibrates a lot is tooling around in the pits or high idle during cold startup.

I guess I should have added that on the track the mounts are worth every cent and I love them. Also every time I see people replacing the MazdaSpeed mounts once per season it's a good reminder of why the SuperMiata mounts rock. If you have poly diff bushings it gets even better. Makes throttle application more crisp/precise and increases shifting confidence by a lot. I've never done another accidental mechanical over rev by selecting the wrong gear since I've had these mounts in the car.

flier129 01-04-2016 09:53 PM

Glad I have the 70D then. I also have poly diff bushings, miss shifts should be minimal now!

I really need to do a shifter rebuild, it's not what it use to be. I put in a brass bushing, but it still feels sloppy.

Arca_ex 01-04-2016 10:04 PM

The MiataRoadster short shifter is worth it IMO. I got the tall/straight/bootless option and it's great. Also used the Mazdaspeed aluminum bushing with it.

emilio700 01-05-2016 01:37 AM

Stay away from the Mazdaspeed aluminum shifter pivot bushing. Ill conceived it is. The Miata Roadster Delrin OTOH works well and lasts. We put them in all our cars.

Arca_ex 01-05-2016 01:50 AM

Well fuck me... I'll put the MR delrin one back in before my next race then. Thanks for looking out, have a catprop.

aidandj 01-05-2016 01:52 AM

Aluminum isn't a great material for that location. It's not a lubricated spot. So it just wears metal on metal.

Arca_ex 01-05-2016 02:04 AM

I thought that being submerged in transmission fluid counted as being lubricated.

aidandj 01-05-2016 02:07 AM


Originally Posted by Arca_ex (Post 1296820)
I thought that being submerged in transmission fluid counted as being lubricated.

Early 5 speed? I guess it is lubricated. 6 speed and later 5 speeds don't have fluid up there all the time.

There may be another reason its not a good idea. I really like the delrin. And hopefully will have an MRSS soon.

flier129 01-05-2016 08:58 AM

Hrmph, I'm not seeing tall/straight only tall/angled. I did drive a 6-speed car with this shifter(tall/angled) and it was the bees knees, but fuckin hell it's $310. I'll likely get the damn thing in the next few months, especially since I've given up on trying to find decent(stiff) suspension on the Z for sub $2k.


On another note, I've been reading a bit of the ST4/5/6 proposals for 2017 and beyond. Makes me wonder if the current PTE/TTE competitors will stick around. TT4 with a K-swap sounds like a blast to me, though a rotrex or TSE turbo setup would be less expensive.

BMWidmer 01-05-2016 10:13 AM

Just message bill (Bill@miataroadster.com) directly for the tall. I did that because i didn't see it listed on the site as well, he is very easy to work with.

Nice build btw!

Arca_ex 01-05-2016 12:05 PM


Originally Posted by flier129 (Post 1296849)
Hrmph, I'm not seeing tall/straight only tall/angled. I did drive a 6-speed car with this shifter(tall/angled) and it was the bees knees, but fuckin hell it's $310. I'll likely get the damn thing in the next few months, especially since I've given up on trying to find decent(stiff) suspension on the Z for sub $2k.


On another note, I've been reading a bit of the ST4/5/6 proposals for 2017 and beyond. Makes me wonder if the current PTE/TTE competitors will stick around. TT4 with a K-swap sounds like a blast to me, though a rotrex or TSE turbo setup would be less expensive.

Yeah the shifter is a bit on the expensive side but I learned the hard way, bought a cheap one that fell apart and got sloppy then got the MR shifter and have never had to worry about it again. One of those things you just bite the bullet on.


As for ST4/5/6, I think ST4 would be cool. Getting there with an EFR turbo kit is how I would do it so that I could jump around to other classes as well, wherever the competition is. It'll likely be 12:1 power to weight so about 200WHP and 2400 ish lbs after adjustment and 245 Hoosiers would rip pretty good.

I think ST5 and ST6 will not be a huge departure from D/E/F. Most cars will slot right in there without much modification because the mod factors will penalize expensive parts kind of like how the PT system does, but Greg will still have a year/make/model specific sheet to dole out huge penalties to Miatas in these classes. At least it will get rid of the huge discrepancy between points builds and dyno reclasses so having a maxed power to weight Miata won't require an engine build.

flier129 01-14-2016 10:18 AM

1 Attachment(s)
aww yyaaasssss

https://www.miataturbo.net/attachmen...ine=1452784684

I'm pumped about these.

OGRacing 01-14-2016 04:00 PM

those are big. $$$ i'll bring some brake pads that car work with those to savanna.

flier129 01-15-2016 09:31 AM


Originally Posted by OGRacing (Post 1299319)
those are big. $$$ i'll bring some brake pads that car work with those to savanna.

Yeah, I'm hoping the XP8s don't fade on me haha. I'll come find you if they do :D

My plan is to get hawk bucks and use it for DTC-50 front and whatever compound I could get in the rear.

Looking like there could be 7 people in TTE next weekend :party:

sixshooter 01-15-2016 04:18 PM

You should try the PFCs. So noice!

flier129 01-18-2016 03:31 PM

2 Attachment(s)

Originally Posted by sixshooter (Post 1299749)
You should try the PFCs. So noice!

I want to someday for sure, but hawk bucks are free if I finish/place well!


Also, surely it's been posted several times, but it's still entertaining to me.

225/45/15 RS3v2 on 15x9 vs 205/50/15 R7 on 15x9:
https://www.miataturbo.net/attachmen...ine=1453149083

Arca_ex 01-18-2016 09:43 PM

1 Attachment(s)
I had some 205 RC1's and 205 R7's stacked next to each other. Took a picture for lols.

https://www.miataturbo.net/attachmen...ine=1453171422

flier129 01-25-2016 12:03 PM

2 Attachment(s)
First event of the year was a success! Took the win on Sunday with a class of 5 in TTE :party:

Of course the coldest weekend for Savannah, GA was this weekend :jerkit: Saturday morning it's 33/34 degrees with a light drizzle of rain. My first sessions is around 8:55am. I keep the RS3s on, because I don't want to take the sticker R7s out in the wet/cold lol. EXTREMELY slick..... I'm coming down the front straight at about 90mph and notice the rain drops are bigger...... wait no that's snow.... it was literally snowing while I was on track lol.

Second and 3rd session was a bit better, still wet and slick as hell. Fourth session it's finally like 38* and the track is completely dry, I see several people finally putting on decent tires. So, I mount the R7s on the car. TONS of grip and a big adjustment from what I was use to earlier(cold/wet track with RS3s).
https://www.miataturbo.net/attachmen...ine=1453741399


Last session of the day and it's a full field. I was well off pace last session, but knew I had several seconds where I could make up time. Right after green I notice the current leader in TTE spin off track coming into T1 he's at a 1.24.9. So I'm thinking ok here's my chance to get into the lead! Get to lap 3 and notice a silver E36 behind me as I come into T1, put a little distance on him until T9 and then he was on me. Strolls past me(while I was WOT) at the start/finish and I notice TTE on his car. "HOW THE FUCK IS THAT IN TTE!" I'm thinking, it was truly comical how easy he passed me on the front stretch. Come into T1/T2 and I shorten the gap and then completely close the gap in T3 "ahhhh, that's why he's in TTE". 93 E36 325i 4-door, 3080lbs ~180rwhp, 245 R7s, damn bullet car in E! So end of the session, I turn a 1.24.3, but the E36 turns a 1.24.0... damn. Then out of no where Parkhurst(the TT director) puts down a 1.23.5 in his E30! 1st moves to 4th, I end up 3rd, e36 in 2nd, the guy that I thought would win is in 5th, and Parkhurst wins. Kind of cool to have close racing like that locally.


Sunday comes and it's much warmer, save the first session. Go out second session right after lunch, probably 45-50*, sunny, and dry. So the E36 has a fuel leak and can't run the 2nd session, no harm to his car thankfully. He's out for the day, which is a bummer because I wanted to beat him with no excuses. I'll take the lucky break either way. Parkhurst ends up having a mechanical and doesn't drive his car on Sunday, I believe someone else was in the car. Haff, the red TTE car, is very experienced and I like to follow him, pick his brain, etc. He was in the lead on Saturday and I end up behind him on the second session for Sunday. Here's that full session:




Many mistakes for all my laps, but I'm learning to go faster. There's a solid 2 seconds in the car for sure, just need to get myself there :rofl:. I need to fix my steering rack(SEND ME YOUR SHIT BEN!), it's currently not depowered completely and is wayyy too stiff. You can see I'm using a lot of my upper body on the wheel. I also need to work on relaxing my lower body, I tense up way too much especially with my left leg on the dead pedal.

Mechanically... I think I need to move up to 800/500 springs now. The car rolls a tad more with the R7s and I know my -2.9f/-2.4r camber isn't ideal either. I'm dealing with understeer occasionally, but I might be causing that with my steady-state throttle applications. I can rarely get the car to rotate on throttle, always wanting more power! Also, no issues with the XP8s, granted I don't do a lot of braking at RRR ;)

Fastest lap of 1.23.8xx:


Feedback is welcome :D

vteckiller2000 02-06-2016 01:36 PM

Good job man, I am going to try to do both of our steering racks when I get back to Ben's house again. Hopefully in the next few weeks.

I need to sack up and do the AC and PS delete on Swagg.

blkmkiii 02-20-2016 11:07 PM

Did you heat cycle these r7s for over 24 hours?

flier129 02-28-2016 01:40 PM

1 Attachment(s)

Originally Posted by blkmkiii (Post 1309617)
Did you heat cycle these r7s for over 24 hours?

I didn't but I plan to on my next set. I've already got half of it!

https://www.miataturbo.net/attachmen...ine=1456685029


I plan on winning the other half and maybe more at Road Atlanta. I've got a fast/high hp Sentra and the e36 to beat along with the rest of 6-7 TTE field, though.

flier129 03-07-2016 09:34 AM

6 Attachment(s)
I did a rough corner balance the other week, managed a 49.9% cross weight on the car wet(myself and 1/4 tank). The scales I was using actually had me about 15lbs under my min weight, so I'll need to make sure to run more fuel than a 1/4 tank.

Then I went to a local motorsports shop, Pompei, to get it aligned.
https://www.miataturbo.net/attachmen...ine=1457361253

And after my ride height adjustments I've lost some front camber. which I was trying to avoid, but it's obvious I need some offset bushings.
https://www.miataturbo.net/attachmen...ine=1457361253

I use to get -2.9 up front consistently, only managed -2.7. I decided to go with 0 toe all around. I never have any on-throttle over-steer issues, so I ditched the rear toe I normally run.

On a positive note, my steering is sooo much easier. I'm not sure if it's the extra lines I removed from the rack or the fresh alignment. I no longer have to throw my shoulders at the steering wheel, which makes me happy :D

Wish I could of installed some 800/500 springs on the car before this weekend, but it just wasn't going to happen. I over-reached with trying to get the OSG into the Z and the miata prepped, turns out neither will have all the parts I was aiming for on the next two events. Oh well, lesson learned.

Road Atlanta event this weekend, 6-7 in TTE! Rain looks like a strong possibility, but hopefully we can get a few dry sessions. Next weekend I'll be running the Z at Dixie, no expectations there since I'm on RS3s instead of hoosierstones :giggle: Both events should be a good time.

OGRacing 03-07-2016 02:06 PM

i'll see you at Road atl. do you have data? i have a aim demo seat i can loan out.

flier129 03-07-2016 03:02 PM


Originally Posted by OGRacing (Post 1313966)
i'll see you at Road atl. do you have data? i have a aim demo seat i can loan out.

I really want data, but I have nothing besides my phone with Harry's Laptimer. I'll gladly bum your AIM data logger :D

flier129 03-14-2016 11:39 AM

Back from Road Atlanta. I didn't go fast enough and got beat by a Sentra and Espinosa(se30 champ) driving a TTE trim E30. I need more power!!! but really, I just need to grow a set... brake later and get on the throttle sooner.

I managed a 1:45.648 and I honestly can't remember the temp that session. I do remember it had some overcast and probably around 75*

Results, check the split between 2nd and me :vash:
https://www.miataturbo.net/attachmen...ine=1457918265
Jim Pantas = Team Parkhurst, Espinosa drives with them. National tier driver > the rest of the TTE field :rofl:


Here's one of my laps from this weekend, 2nd fastest of the day 1:46.0xx, I didn't get my fastest on video, which was 1:45.648



Is my clutch slipping? Seemed like my clutch was slipping while shifting 3rd to 4th..... 4th or 5th seemed fine though. It's a 1.6 OEM replacement.... I need an upgrade.

I'm bottoming out bad in T1, currently on 700/400 so I need 800/500 pretty bad.(RB front bar/14mm rear)

I need to consistently brake later for T10, I think I'm losing a lot of time there. Am I over slowing for T7(before the back straight)? I haven't looked at all my data, but I did T2/3 in 4th on Sunday and it felt a lot faster... spent less time getting the car into 3rd and was able to concentrate completely on braking/line/back on throttle.

Feedback is greatly appreciated! :party:

Efini~FC3S 03-14-2016 12:17 PM

To me it looks like you're already braking pretty late for T10, but I can't tell from the video if your over slowing or not.

I would think turn 6 would be a 4th gear corner, you may be over slowing there and not carrying speed by down shifting to 3rd.

Similar story on Turn 5, I would think it's a 4th gear corner in your car. I would have left it on fourth and made sure to nail the turn-in, apex and use ALL of the runoff. Also you should be back on the throttle there basically immediately after you turn in.

On your fast lap it seems you could have gotten on the power sooner in T7.

You should be flat on the power full throttle from 10b all the way to T1. Were you flat through the last corner or feathering it a bit?

It looks like you used the curb pretty well in T3 but most of the really fast guys at Rd Atl in Miatas say you can't use enough of the curb there?


I've never driven a Miata at Road Atlanta, so take my input however you like.

Efini~FC3S 03-14-2016 12:35 PM

I may be full of poop regarding using 4th gear in T5 and T6.

Also looking at your vid vs. super fast SM guys, it looks like you could've carried more speed through T1

Arca_ex 03-14-2016 12:38 PM

Your clutch is for sure slipping. That's exactly what started happening to my stock 1.8l clutch with like 105k miles on it. Ended up replacing it immediately.

I think the best combo that is still a "normal" clutch and not an expensive twin disk setup is the Fidanza 1.6l flywheel and the Exedy Stage 2 with Thick Disk.

emilio700 03-14-2016 12:49 PM

Disclaimer: I have only driven RA on sims

First off, I don't want to see another video from you with full driver safety gear and HNRS. Suit/socks/gloves/current helmet. Visor down or eye protection.

Yes your clutch is slipping

You need to become more comfortable with threshold/trail braking. A few entries you go in a wee bit too slow then make a too abrupt initial turn in input that upsets the car. Look at your data traces, you'll see the decel to turn trace to be concave when it should be ever so slightly convex. That last bit of entry not only gains you time but makes it easier to bring all 4 tires up to optimum slip angle without slipping over.

I would experiment setting the car up to favor turning right for RA. Several ways to do that but 1% wedge, raise left side and add camber there would be a place to start. Just that would probably be worth .5s, maybe more. 1mph off 10B would probably gain you .5s all by itself.

T1 I would go in 5th or at least downshift later. The track flattens from turn in to apex so you will lose a bit of grip there. Let it. The track rapidly gains elevation at the apex so it will stick like crazy and bog down. You have to hit the first part fast enough and sliding so you still have enough momentum to keep the tires sliding up the hill. You were, like I imagine many drivers do, keeping it hooked up and not sliding much on that level spot after turn in. That dooms you to bog after the apex in a low power car. You didn't even use all the exit. In a high power car, you don't track out. In a Miata, you should be using that exit kerb. Chuck it in there (after you get drivers safety gear).

T2 You didn't adequately brace yourself or hold the wheel firmly enough under braking so you have a big yaw moment there that scrubs speed and pits you a foot or two offline. Be cognizant of your steering input/corrections when shifting. They should be just as smooth as two handed and that takes strength, bracing and good seating position. When you do turn in, it's an abrupt jerk that upsets the car/scrubs speed at the apex. Exiting T2 you were not at the limit of traction, therefore you could have taken it faster.

T5 4th

T6-7 Work on braking harder and transitioning off the brakes smoother. You're not braking quite hard enough then too abruptly releasing brakes and too abruptly turning in. T6 you could have been a wee bit faster. T7 you miss the apex a bit.

Did I mention driver safety gear?

flier129 03-14-2016 02:31 PM

Wow, faster feedback than I thought! Really appreciate it.

Emilio - Hans is my next purchase, I actually plan on getting one before the next event at Roebling. Need to give Johnny C a buzz on that a few other things. Ideally, I'll have all the equipment for myself and car to do w2w by next year. Hans > new visor > suit > new gloves/ & shoes > cage is my current plan. Your reminder of safety equipment is always welcome.

Aaron - I do have the 1.6 fidanza, so I just need to upgrade the disc to something like the exedy you mentioned.

Efini(I use to know your name!) - I'm surprised you haven't driven a miata at RA. Come drive mine and beat Espinosa? :giggle: Everytime I went into T10 I felt like I could of broke later. On my fastest lap I was WOT from 10a entry til T1 entry.


T1 - I wish I had my 45.6 on video, I believe my 0.5s difference was mostly for how much faster I took T1 on that lap. I was sliding a tid bit on the flat portion and then another small slip after apex/bump.

T2/T3 - I was experimenting on Sunday by staying in 4th gear for T2/T3, but only had two lap sessions that afternoon. So I never got a chance to see the speed differences during the same session. 4th gear felt more comfortable for sure, car felt more settled, so I should of mounted the curb some more like Efini mentioned.

T4 - my clutch was slipping :sad2:

Esses - WoT because miata

T5 - I don't know why, but I'm scared of this turn the most. I never tried it in 4th, but I believe it can be done with my current setup. Enter smoothly, get back to WoT at turn in like mentioned, and exit on the curbs. I'm paranoid about understeering off into the dirt mainly.

T6 - Wanted to try 4th gear on this as well, didn't get the chance. After watching my videos and watching Kohler's/Powell's I can take it in 4th no problem.

T7 - I tend to late apex this one, not sure why I'm turning in a tad late. Should probably try a tad earlier, grab some curb, and hopefully get back to WoT sooner

T10a/b - I would mule kick the brakes right as I thought I was passing the 200 sign, so ~150ft. Tried to trail off smoothly, as Emilio mentioned, but wasn't consistent with it. The times I did trail off decent and grabbed a lot of 10a curb I would get thru 10b WoT without issue.


Thanks for the feedback fellas, I honestly appreciate it.

Arca_ex 03-14-2016 02:40 PM


Originally Posted by flier129 (Post 1315651)
Aaron - I do have the 1.6 fidanza, so I just need to upgrade the disc to something like the exedy you mentioned.

You can't just get a disk. Get the entire stage 2 clutch kit and a new insert for the flywheel. On my old original clutch when it was slipping, the disk was actually fine and within spec, the pressure plate was just old and had lost some of its clamping force.

Pressure plate clamping force is a huge factor when it comes to how much torque a clutch kit will hold.

Also, this is what I have for a head and neck restraint and I really like it. I've tried a HANS brand device and this blows it out of the water in terms of getting in and out of the car and comfort while strapped in.

https://store.windingroad.com/necksg...stem-p531.aspx

I have a coupon code for Winding Road that will take 10% off your order, just shoot me a PM and you can have it if you're interested. You need to get on their contingency program, it's awesome. You can use the coupons to get hundreds off in order to get you into full safety gear as soon as possible.


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