Superchargers ?

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Fatty
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Re:

Postby Fatty » Mon Feb 05, 2007 3:57 pm

The Pupat wrote:
KIJIMA wrote: I havnt set a budget yet, as to coolling, Im not sure if I go down the path of interwarmer or not.
At 200 bucks for an ebay special why would you not.


i got mine for $100. mx5racing is using the same one in his se racecar with good results.

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Okibi
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Postby Okibi » Mon Feb 05, 2007 9:11 pm

I wouldn't bother buying a stoopercharger unless you had the money to also intercool, upgrade the clutch and put on a decent aftermarket ecu (with bigger injectors).

Do not bother with those \"power cards\" etc.

I think it could all be done for around $12k at a guess.

I hope some of the guys in the ACT chapter can pipe up and share their experience.
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Okibi
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Postby Okibi » Mon Feb 05, 2007 9:40 pm

I haven't seen the FFS kit so this is just a first impression based on glancing at their website.

The eaton would be good for low boost performance and streetability, a twin screw is obviously a better unit for big power but no one makes a kit for one anymore.

The \"coldside\" systems works well on US cars because the weight of the supercharger helps balance out the weight of the driver.

But personally i'd lean towards a hotside system like the jackson racing to make intercooling easier and less complications around the brakes.

Apparently these guys are very helpful when it comes to superchargers:
http://www.trackdogracing.com/website/main.htm
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tk421
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Re:

Postby tk421 » Mon Feb 05, 2007 10:41 pm

Okibi wrote:I haven't seen the FFS kit so this is just a first impression based on glancing at their website.

The eaton would be good for low boost performance and streetability, a twin screw is obviously a better unit for big power but no one makes a kit for one anymore.

The "coldside" systems works well on US cars because the weight of the supercharger helps balance out the weight of the driver.

But personally i'd lean towards a hotside system like the jackson racing to make intercooling easier and less complications around the brakes.

Apparently these guys are very helpful when it comes to superchargers:
http://www.trackdogracing.com/website/main.htm


Actually Bell engineering make a twin screw kit and its hellishly expensive, check their site (4600 USD). Lots of research done to back up that comment obviously :|

The JR kit is rubbish compared to an MP62, too small, crap pullies and all the hotside idle problems (afm being too far from the throttle body), you will end up replacing half the parts that come with the kit. Whilst there are hotside MP62 kits (stage one tuning) do you really want it cutting out as you approach a set of lights - these are the sorts of probs people are having.

Ok you can intercool it which raises the boost ceiling, but how high is Kijima planning to go with it? As far as bagging the FFS Powercard pro fuel solution (being a piggyback as you describe) maybe you want to read peoples comments on miat.net before jumping to conclusions.

Its a big improvement on the old powercard, everyone that is using the FFS setup seems pretty rapt with it - this includes people with other kits such as stage one that have retrofitted it. Aside from that I'm sure Kijima isn't interested in dropping another $1500 on a haltech on top of any base kit cost (turbo or super). I know I'm not.

Realistically Kijima you have to ask yourself "how much hp do I want and how much do I want to spend?" like Chris I have done quite a bit of research on this, if Tom's kit can deliver between 142 and 168kw at the wheels (Toms own car is 225hp at the wheels off a dyno dynamics at the moment) smoothly and reliably - for a modded car at least - then thats plenty as far as I'm concerned. Even allowing for the climate differences in our part of the globe our numbers won't be far behind (the kit was developed in Arizona on 93 octane fuel - pretty hot there as I understand!).

His kit will absolutely eat a intercooled JR for breakfast based on the above numbers (safetymans old JR SC car was 116kw intercooled). The fifth injector in toms kit gives as much safety as an intercooler at his kits boost level (I think 9 or 10 psi but not sure). The AFR plot of his dynocharts look pretty nice so obviously something is working right with its configuration.

The only thing I would suggest for any FI solution is budget for a better radiator (personally I would risk your clutch if its already been replaced). Also you have to consider whether you are going to get it engineer approved. Personally I am with mine, these two items will add about $1600 to your bill.

Basically I' m just waiting for Tom to answer some q's of mine and I will be ordering as well. The only downer is a wait for the baseline emissions test I am planning on getting (for the engineer), takes a few months. Like Chris happy to share my experiences when I get it sorted out.

Everyone will shout down a super here and tell you how you need to spend 10k on a mania or avo turbo but quite a lot of engineering and thought has gone into the FFS kit. Worth a good look. The clincher for the deal for me is that is has the whine :evil: 8) ,it apparently idles and behaves nicely and will do a 14 second quarter when you stomp on it (sounds pretty SP ish to me)

Rant mode off!

Cheers

Steve
98 NB8A, Mania CAI, Eibachs and Bilsteins, Whiteline brace, Starcorp's, DBA Slotted and asstd bling, FM butterfly brace. FFS coldside and the whiiiinnne. Now 138rwkw (Glory Run :) ) More with tuning.

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KIJIMA
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Postby KIJIMA » Mon Feb 05, 2007 11:05 pm

TY tk421 8)

Im not out to set any land celery speed records. SP or similarish power is about what Im aiming for. (albeit a litte more :evil: ) I think I'll be following yours and Chris story very closely. I sent Chris an email from work today, he then sent me some info back (thanks again chris) and had a little looksie at the specs and parts list. Seems to cover everything, Im impressed so far. I guess I'll wait till you guys have had good sucess. Goodluck! [/u]
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Okibi
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Postby Okibi » Mon Feb 05, 2007 11:07 pm

Steve no malace intended, these are only my opinions. I would rather do the job once propperly instead of upgrading to better parts in dribs and drabs. Perhaps that's why i'm still waiting to win lotto.

I agree that the MP62 is much nicer than the old eaton kits.

BUT ... i'll stand by my comments, I wouldn't bother getting a kit unless I could afford to throw any powercard style piggy back in the bin and get a better ecu.

I'm sure 98.3*% of dyno tuners would tell you a propper ecu is a much more reliable and accurate tuning solution. You can only trick the stock ECU so far.

Sure lots of the intercooled JR kits in Oz aren't making that much power, but from my experience they seem to running bugger all boost anyway.

I personally would want the extra safty margin an intercooled solution would give.

Good call on the radiator.

Heat is bad juju.



*can't guarentee accuracy statement.
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Re:

Postby Okibi » Mon Feb 05, 2007 11:14 pm

tk421 wrote:..Actually Bell engineering make a twin screw kit..


Here's the url for everyone else who hasn't seen it yet ..
http://www.bellengineering.net/Pages/products_miatasupercharger.html

I hadn't realized they'd finished the upgrades to the old ubercharger that FM use to sell.

Image

The Supercharger
The follow-up of our “Uber” supercharger design of several years ago is presented here for the first time. We had a multitude of design requirements for the second series of the SRM Lysholm systems. By the time we felt like we’d met our own requirements, not a single part remained per the original “Uber”. While similar in appearance, the new system enjoys nearly a hundred improvements. Be are delighted with the results, but please understand that development is never a done deal. Changes will be made, and features will be added.
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tk421
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Re:

Postby tk421 » Mon Feb 05, 2007 11:29 pm

Okibi wrote:Steve no malace intended, these are only my opinions. I would rather do the job once propperly instead of upgrading to better parts in dribs and drabs. Perhaps that's why i'm still waiting to win lotto.

*can't guarentee accuracy statement.


Fair enough, just trying to balance up the opinion :mrgreen: . I agree an ecu is better unltimately and is a $$$ decision. However there are quite a few very positive comments on miat.net re FFS, the new PC allows quite close mapping of fuel to RPM - something the old one didn't, perhaps thats the reason why it works well . Safety man's kit was running 8psi in the end, low yes but not much below the base 62 kits. I look forward to relaying the story as it evolves as I'm sure Chris does as well.
98 NB8A, Mania CAI, Eibachs and Bilsteins, Whiteline brace, Starcorp's, DBA Slotted and asstd bling, FM butterfly brace. FFS coldside and the whiiiinnne. Now 138rwkw (Glory Run :) ) More with tuning.

http://users.tpg.com.au/usethe4c/Green+Machine.jpg

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Okibi
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Postby Okibi » Mon Feb 05, 2007 11:34 pm

Here's another option for Dan

https://2693453429.monstercommercesites.com/index.asp?PageAction=VIEWPROD&ProdID=52

Or wait and see what the NB Bell Twin Screw is like?
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Re:

Postby Okibi » Mon Feb 05, 2007 11:37 pm

tk421 wrote:... I look forward to relaying the story as it evolves as I'm sure Chris does as well.


I think many of us are. I'd love a supercharger :mrgreen:
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Re:

Postby The Pupat » Tue Feb 06, 2007 3:43 pm

Fatty wrote:
The Pupat wrote:
KIJIMA wrote: I havnt set a budget yet, as to coolling, Im not sure if I go down the path of interwarmer or not.
At 200 bucks for an ebay special why would you not.


i got mine for $100. mx5racing is using the same one in his se racecar with good results.

I assume the person bought the first one rather than shopping around for the best deal. :)
'92, Red, Hardtop, Noisy CAI, Even more Noisy Exhaust, AVO Shocks with TJR Springs (Not so Fuli drifto speco).

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Re:

Postby The Pupat » Tue Feb 06, 2007 5:54 pm

tk421 wrote:all the hotside idle problems (afm being too far from the throttle body), you will end up replacing half the parts that come with the kit. Whilst there are hotside MP62 kits (stage one tuning) do you really want it cutting out as you approach a set of lights - these are the sorts of probs people are having.

How is this a by-product of the hotside placement of the supercharger? Sounds like the kit doesn't have a BOV (note to ricers this is what a BOV is used for... to correct fuel maps when using a AFM).


tk421 wrote:Ok you can intercool it which raises the boost ceiling, but how high is Kijima planning to go with it? As far as bagging the FFS Powercard pro fuel solution (being a piggyback as you describe) maybe you want to read peoples comments on miat.net before jumping to conclusions.

Its a big improvement on the old powercard, everyone that is using the FFS setup seems pretty rapt with it - this includes people with other kits such as stage one that have retrofitted it. Aside from that I'm sure Kijima isn't interested in dropping another $1500 on a haltech on top of any base kit cost (turbo or super). I know I'm not.

I'm going to buck the trend.... I'm not impressed by that product. Being Fuel only I'd hardly call it the "final word" in piggy-back technology. Both the unichip and TSI are far better products in my mind. TSI being better again in that it has inbuilt injector drivers.
'92, Red, Hardtop, Noisy CAI, Even more Noisy Exhaust, AVO Shocks with TJR Springs (Not so Fuli drifto speco).

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Boags
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Re:

Postby Boags » Tue Feb 06, 2007 6:13 pm

The Pupat wrote:How is this a by-product of the hotside placement of the supercharger? Sounds like the kit doesn't have a BOV (note to ricers this is what a BOV is used for... to correct fuel maps when using a AFM).


Can you explain this in a bit more detail please, I don't follow. A VTA BOV will root your fuel maps if you have an AFM (the ecu is fuelling for air which is not going into the chamber). Do you mean a recirc BOV?

Again, obviously I don't understand what you mean. Be gentle. :lol:

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Okibi
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Postby Okibi » Tue Feb 06, 2007 7:00 pm

Just ditch the AFM with a better ECU :lol:
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tk421
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Postby tk421 » Tue Feb 06, 2007 9:13 pm

sorry - double post :oops: :mrgreen:
Last edited by tk421 on Tue Feb 06, 2007 9:17 pm, edited 1 time in total.
98 NB8A, Mania CAI, Eibachs and Bilsteins, Whiteline brace, Starcorp's, DBA Slotted and asstd bling, FM butterfly brace. FFS coldside and the whiiiinnne. Now 138rwkw (Glory Run :) ) More with tuning.

http://users.tpg.com.au/usethe4c/Green+Machine.jpg


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