New Runaroound

Started by jm-garage.co.uk, July 19, 2008, 10:25:46 AM

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jm-garage.co.uk

Quote from: Prof;562001Do those throttle bodies have ports for 2 or 4 injectors ?
 
Forgot to say - nice looking kit :)

These ones have ports for 2 injectors however 4 injector versions are available.
 
Cheers

shaunwil

So your using the original primary fuel injector position too ??

Shaun
1994 White FD with A-spec GT3574R - 358bhp at the hubs at 0.9bar :3gears-lh
2003 Mondeo 2lt 130ps Diesel Estate Daily :driving

Prof

I was just thinking about that - the primaries sit on the centre iron don\'t they - and the secondaries would normally by on the LIM, but not sure the RB header has those positions, so guessing that having the injectors on the throttle bodies gives plenty of time for air / fuel to mix in the intake runners.
"Plus this engine is probably one of the most volumetric engines going! It passes more air than a herd of cows eating vindaloo\'s" - courtesy of AtomicRex


antnicuk

very nice looking set up,  that lot cant be cheap for an old car.  Be interesting to see what power you get compared to an rx8
400 BHP - 650 KG\'s = 616 BHP Per Ton of Rotary Power

That\'s the way to do it! :Thumbsup!


Brett

I was pushing 190bhp on my old EGi running the stock throttle body and injectors. (That was with minor porting, no sleeves, headers, filter and a straight through 2.25" system)

We need lots of pics and videos as it progresses :)

Possibly this should be a projects thread?

:wave
Brap Brap Brap Brap

dthebuk

Quote from: Brett;562085I was pushing 190bhp on my old EGi running the stock throttle body and injectors. (That was with minor porting, no sleeves, headers, filter and a straight through 2.25" system)

We need lots of pics and videos as it progresses :)

Possibly this should be a projects thread?

:wave

howd you manage that!! i swear there was a post on rx7club about a year ago about the most powerful egi\'s, and the guys with street ports couldn\'t push above 170


\'91 FC TII - Drifter... Under construction :D
:burnout

Brett

How the hell were they only getting 170?  Unless it was in California and they were still running the emmissions control gubbins?
Brap Brap Brap Brap

dthebuk

that may have been it, but yea no one was near 190.

am i right in thinking you need to re map the car to take it to 190? if so, maybe they just didnt map them :P


\'91 FC TII - Drifter... Under construction :D
:burnout

Brett

I did some creative work with the AFM ;)

Bear in mind that if you go down the route I did you need to do some major buggering about to get it through an MOT.
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jm-garage.co.uk

I would sure hope to see more than 170hp!!! Will be going with a large street port on this on as its a daily driver.

Ada7

Good work mate. :Thumbs-up
Glad you\'ve got something to keep you entertained as the other project takes its time :)

Adam
I AM HERCULESIAN
Rex II - The Bridgeport years http://mazdarotaryclub.com/forum/index.php?topic=82902.0

jm-garage.co.uk

Agh how these things always come round to bite you!!
 
I have actually finished all the exhaust system now, headers aswell. Got it all on lined up nicely. toped up the levels as water and oil seemed a little low. Out of the filler neck spilled a load of thick black water. Checked the oil nice runny black water!
 
Time for a rebuild me thinks. Will pop a couple of pics up of the exhaust later

HOSS

would be really interested in this mate
as ive just got myself a EGI

an iam not sure on the power front an stuff

currently it has this

-Hi flow manifold (custom made,an bought from Rotechniks so it\'s not a dog)
-straight through exhaust,just has the rear cans (oh its loud lol:Giggle) (but i get some MASSIVE pops,bangs an cracksles from it,is that normal??)

-Air pump has been removed and blocked off
-Magnecor leads
-FD Spark plugs
-k&N Panel filter
an i understand from demonRx4\'s posts that the engine was re-built at 77000,its now on 94000
so effectivly 17000 old since the re-build

cheers
:driving

Brett

Thats not good :(

Still - at least you can remove any excess metal when you do the rebuild :Giggle
Brap Brap Brap Brap

jm-garage.co.uk

Quote from: HOSS;573455would be really interested in this mate
as ive just got myself a EGI

an iam not sure on the power front an stuff

currently it has this

-Hi flow manifold (custom made,an bought from Rotechniks so it\'s not a dog)
-straight through exhaust,just has the rear cans (oh its loud lol:Giggle) (but i get some MASSIVE pops,bangs an cracksles from it,is that normal??)

-Air pump has been removed and blocked off
-Magnecor leads
-FD Spark plugs
-k&N Panel filter
an i understand from demonRx4\'s posts that the engine was re-built at 77000,its now on 94000
so effectivly 17000 old since the re-build

cheers
:driving


Yeah this one will be similar, as stated before
-tiwn 50mm ITB\'s. HAd a racing beat Upperinlet manifold but doesn\'t fit so   makng a custom one.
-Just finished making the Headers, along with daul 2" system all the way through.
-In house made Ignition leads and MSD coils to go on
-Will be street porting too so we\'ll see what happens when its all back together

Quote from: Brett;573482Thats not good :(

Still - at least you can remove any excess metal when you do the rebuild :Giggle

Yep there will some material loss indeed :chat