Engine\'s been opened, problem found...

Started by FDAsh, October 17, 2008, 05:25:05 PM

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rx7_bhp500

ooh....sorry to hear this ...I feel your pain...

cure : Cosmo 2 rotor......there\'s more POOOOwer.....

:burnout

mattfduk

Quote from: FDAsh;545807Ahh I see, interesting.
 
So what\'s the engine code for these engines? Still 13B-REW?

engine code is 13B-RE

Iwan

Oh no Ashley!!

I was in hope that the rear bearing would keep it going, but things become more worth as expected like I explained to you at workshop. Hope that the Cosmo bearing I installed was fine after your trip back to UK.  

Did you got white smoke while pushing her hard?

Lucky to read you\'ve got home OK, even after few hours on Nurburgring...

Now another example why ppl. should not use Synthetic oils in Rotary\'s  

Best REgards
Iwan
still remember,
NO ROTOR, NO MOTOR !

FDAsh

It\'s a shame but the bearing you fitted was damaged again by the shaft. I\'m still glad that you replaced those parts for me, not sure if the motor would have lasted til I got back here with the old ones in.

No white smoke, just a small amount of blue.

Gobraa

"Find what caused the breakdown in the first instance,not treat the symptons(sp) as its always a costly boomarang". Once heard a wise old person say once :)

BlitzBoy

they know what caused the breakdown "lack of oil"
"Piston Killa" 3rd Gen\'94 \'Oldone Racing Full Bridge Ported REW 13b engine with SCR seals\'. HKS T51 KAI turbo BBM mapped Motec ECU

JDS/HKS Street Class Championship Runner up 2011
Rotorstock winner 08,09
http://pistonkilla.blogspot.com/
old spec HB T51 470 @ wheels @ 1.2 BAR, 555 @ fly 10.46 @ 130 @ 1.25 Bar
new spec FB T51 482 @ wheels @ 1.15 BAR, 570 @ fly

New Project
"el fénix" RX2 by Mark & Mark

g11ary

Sorry to hear this has happened.

Without getting in to the great oil debate you cant just say, "there its all synthetic oils fault" if its a lack of oil, mineral or not would not have made it last longer, no oil is no oil. Synthetic would of probably had a stronger film strength and better protection, but would not have stopped the engine being damaged.

Hope shes back on road soon.

FDAsh

The issue is not which oil, but the fact the engine has been run with no oil in it. That\'s what\'s damaged the bearings, that\'s what\'s caused the EC to wobble, and that\'s what\'s lead to the rotor hitting the housing and jamming the seal.

Pip remarked on the colour of the housing chrome, and mentioned that it\'s a dead giveaway of synthetic.

My point was that if someone\'s been careless enough to use synthetic, or even let it run empty, then it\'s no surprise it\'s led to this rebuild. And I therefore don\'t blame the technology, it\'s (previous) operator error.

FDAsh

Quote from: BlitzBoy;546319they know what caused the breakdown "lack of oil"
Possibly referring to me having some work done on it here in Germany, but that was more to keep it going than fix it.

FDAsh

Well I had a lovely phone call from Pip yesterday...

Cosmo engine is in and running spot on, had some issues with overboosting and a misfire but he\'s cured that after a few hours on the dyno.

So, it\'s all running sweet now, fresh standard twins on, almost brand new engine. He\'s done a conservative map, boosting at 0.85bar, and it\'s making 374bhp at 7000rpm, and almost 300lb/ft at 3000rpm. :D

Managed to keep the sequentials too which is a bonus, wasnt sure if he\'d have to go non-sq due to the Cosmo inlet being close to the solenoids.

Only bad bit is that I\'m not back in the UK til next month, so my old man gets the first shot. No doubt he\'ll be on the phone gloating by weekend :rollin

karl_tate

thats a great result,

amazing power figures as well for .85bar
____________________

Built In Japan - Built Better In The UK

XBOX GAMERS TAG --- tatey1985

FDAsh

He says if we pushed the turbos it\'d see 400+, with a single it\'d go over 500.

Have to thank Matt for selling me such a well built engine tbh. Looking forward to his three rotor if this is the standard he gets on a double.

mattfduk

thanks for the kind words ash
my 3 rotor should be at Pip\'s this week and as i have sold everything i own to fund the 3 rotor i hope its a winner, if its not i will cry!

FDAsh

Well if you need somewhere to live, you can crash at mine for the time being :rollin

Nurburgring\'s not far away ;)

koopturbo

:(Hello Ash, Can i say agen, I\'m realy sorry to hear this. And can i add, from your 1st post were you say "previous owner", it was not me. When i had this RX7 i NEVER EVER ran it dry of oil and i NEVER EVER ran it on synthetic! I know better! I allways keeped on top the the oil!! And i change the oil more then i had too. As i told you when you came to look at her. I thort i had a good engine as this is what Pip told me the 1st time i  took her to WGT just after i got her. And the times after that, as i alway asked (as you do). I\'m not blaming Pip as he can not see in side the engine with out taking it apart. And he could have not helped me more when i had the RX7.

Glad you have shorted it out and i wish you all the best in the future.

I loved that car and i\'m sad to see this :(

Leighton