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Knurled
Knurled GRM+ Memberand UltimaDork
5/26/15 8:06 p.m.

Oh my, yes.

MichaelYount
MichaelYount Reader
5/26/15 8:09 p.m.

Indeed they do....and they're so danged smooth, you HAVE to rely on the tach as your ear and seat of the pants will get you a busted motor every time.

Knurled
Knurled GRM+ Memberand UltimaDork
5/26/15 9:44 p.m.

The thing is, once you make the oiling system work and the internal enginer clearances loose enough that you can zing it up there, you still have that big heavy pressure plate and clutch disk spinning 10-11k next to your feet, with all of those grooves and heat cracks and such making it rather like a fragmentation grenade in topography.

THAT is the part that gives me the willies. When I do the T5 thing, I really want to get rid of that whole mess and go with a 7.5" or 5.5" multidisk unit. For RPM safety.

DaveEstey
DaveEstey PowerDork
5/27/15 6:56 a.m.

Over rev due to tach delay on a hillclimb is an unlikely issue, but it's something I'll have to aware of. The engine is capable to stupid revs, but I don't want to go over 9k for longevity since the rotors weren't clearanced for continuous 10k action.

DaveEstey
DaveEstey PowerDork
5/27/15 6:50 p.m.

I know the only way to get good at welding is to do it more, but man do I not like welding. And it's hot as balls.

Did a little exhaust fabrication tonight. Will do some more in the morning when it's cooler.

Dusterbd13
Dusterbd13 UltraDork
5/27/15 7:30 p.m.

When is the next event?

Any chance of shake down runs before?

DaveEstey
DaveEstey PowerDork
5/28/15 4:41 a.m.

First weekend of June. No time for shakedown beyond dyno time this afternoon.

DaveEstey
DaveEstey PowerDork
5/28/15 8:04 a.m.

"Goodnuff"

DaveEstey
DaveEstey PowerDork
5/28/15 7:19 p.m.

Dyno time! https://youtu.be/LqNVKgdX7qE

Adrian_Thompson
Adrian_Thompson UltimaDork
5/28/15 7:34 p.m.

And the numbers???

DaveEstey
DaveEstey PowerDork
5/28/15 8:02 p.m.

I have to keep those a secret unfortunately. Competition can be tough.

Dusterbd13
Dusterbd13 UltraDork
5/28/15 8:38 p.m.

Sounds good.

Are you going to be able to put on the rear bumper again?

DaveEstey
DaveEstey PowerDork
5/28/15 9:14 p.m.

Nope. It will get a diffuser.

Adrian_Thompson
Adrian_Thompson UltimaDork
5/29/15 7:32 a.m.
DaveEstey wrote: I have to keep those a secret unfortunately. Competition can be tough.

PM me and I'll swear on my Saab's turbo that I wont divulge no matter how much beer I'm tortured with

DaveEstey
DaveEstey PowerDork
5/29/15 7:52 a.m.

haha I'm getting the dyno plots sent to me today and I'll share then.

Dusterbd13
Dusterbd13 UltraDork
5/29/15 8:02 a.m.

My internet money bet is 250 at the wheels.

DaveEstey
DaveEstey PowerDork
5/29/15 8:30 a.m.

That's quite optimistic. A P-Port would be needed for numbers approaching that.

Dusterbd13
Dusterbd13 UltraDork
5/29/15 8:38 a.m.

I should add that I know nothing about rotary engines. Except it seems like you guys never have to shift.

DaveEstey
DaveEstey PowerDork
5/29/15 8:40 a.m.

The dyno runs were to 9k, which is really as high as I want to run it without having the rotors race clearanced.

wvumtnbkr
wvumtnbkr GRM+ Memberand SuperDork
5/29/15 12:11 p.m.

206.3 at the wheels. I hope....

My stock port stock fuel injected s4 put down 146 at the wheels....

DaveEstey
DaveEstey PowerDork
5/29/15 12:29 p.m.

Direct comparison can only be done on the same dyno in the same conditions. Any dyno saying a stock port S4 was putting down 146 is an optimistic one for sure.

wvumtnbkr
wvumtnbkr GRM+ Memberand SuperDork
5/29/15 3:19 p.m.
DaveEstey wrote: Direct comparison can only be done on the same dyno in the same conditions. Any dyno saying a stock port S4 was putting down 146 is an optimistic one for sure.

Ouch. From what I saw it was pretty spot on with other cars they had (stock focus, stock civic, syi swapped brz) I hope you are putting out big numbers and crush all with this beast!!

DaveEstey
DaveEstey PowerDork
5/29/15 5:13 p.m.

I didn't mean it as a dig. Sorry.

wvumtnbkr
wvumtnbkr GRM+ Memberand SuperDork
5/29/15 9:41 p.m.

I know. I'm just feeling pissy today. Any chance you can tell us the current weight of this beast?

Do you do any chump racing with the red rx7? If so, what races are you doing this year? I would love to compare notes!

DaveEstey
DaveEstey PowerDork
5/30/15 6:07 a.m.

I haven't been able to track down anybody with scales. Its really bothering me.

The red car is getting caged in June and prepped for action.

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