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Kirkham Motorsports

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  #1 (permalink)  
Old 03-04-2007, 03:13 PM
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Do we have to remind you Rob that Cobras would have had 'VW' engines had Chev come to the party?
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Old 03-04-2007, 04:28 PM
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I'll take that as a compliment there's nothing wrong with VW. The wife's got a new Jetta and we are verry happy with it.

Dont forget VW built the Bugatti Veyron 253MPH 1000HP super car. They also own Audi, Bently and Lamboghini among others.

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Old 03-15-2007, 12:39 AM
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It's alive again!!

I've got it all plumbed up and I turned the key on the week end. It runs and idles beautifully with the new manifold on it.

I machined up a billet throttle linkage for it that incorporates 2 extra return springs. Its also adjustable so you can quickly change the return spring tension. It's wound out to the max at the moment as the springs are a bit long. I've machined the air cleaner base to take the Intake Air Temp sensor and the breather. The valley plate is an LS6 item and I've changed it slightly to make the PCV connection a bit neater.

Every thing that the factory manifold has plumbed or connected is there. The Carbon canister vent runs off the side of the manifold back to the purge valve mounted in the tunnel. The MAP sensor is connected to a vacume port off the back of the throttle body.

All I've got left to do is re route the wiring and shorten some of it but I don't want to do this till I've got an answer from the Engineer.



Very happy with the results so far.

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Last edited by Aussie Mike; 03-15-2007 at 12:41 AM..
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Old 03-15-2007, 12:42 AM
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Mike, very very impressive. That now looks like a cobra engine.

Well.....except for.......
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Old 03-15-2007, 12:48 AM
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Thanks Les,

I see you've changed your sig to reflect your defection to the Dark Side. Congratulations! I reckon you've saved more than $5K especially when you consider the future performance potential that motor has. You are starting with a much higher base line.

I'm going to miss stiring you up.

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Old 03-15-2007, 01:44 AM
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Great work Mike, it looks the business!

Out of interest who's your engineer? Mine wouldn't OK that setup in a million years. It seems to be all about demonstrating pollution compliance. Be interested to hear how he gets your engine through in Vic.

Not taking anything away from your efforts though!
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Old 03-15-2007, 02:19 AM
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You're a bloody genious Mike, it looks fantastic

How is the throttle response? I'd be interested to throw the scanner on it to see what the FT's are doing.
When she's on the road I'll send my gear over so you can fine tune it....
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Old 03-15-2007, 05:57 AM
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Yep, I think I'm on first name basis with every nut and bolt on this car. I've even been invited home to meet some of their families.

I'm still going to try to get to ShelbyFest but it's been hard with me workload lately. Getting distracted with this intake stuff probably doesn't help my efforts either.

I've been working interstate a lot and away from home over week ends. That should all be finished hopefully by Easter so I plan to take a week off afterwards and put some serious work into the car.

I really want to get there if only to circulate around the track for a test and tune session.

Throttle response is great. The induction noise is wonderful. When you first fire it up the sucking noise from the throttle body is really loud. Once the IAC kicks in and regulates the idle this seems to quieten right down. I reckon I'm going to have to pull the under body system off and put my side pipes on this week end just to hear the thing roar.

The engineer I've been dealing with is Collin Young but I've been having trouble geting hold of him recently. He used to engineer Robnel's cars and he did Leeroy's CR as well. I haven't got any answer on this induction setup but I won't know if I don't try.

Les, it sounds like you have the bug. Good for you.

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Old 03-15-2007, 06:12 AM
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man i love that machined bracket you did nice work..wild
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Old 03-15-2007, 06:18 AM
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Quote:
Originally Posted by WildBill3
man i love that machined bracket you did nice work..wild
I'll try and snap a better pic of the bracket if you want?

Cheers
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Old 03-15-2007, 03:12 PM
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Looks awesome Mike,
Can't wait to see this thing in the flesh!!
Luke.....
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Old 04-20-2007, 01:28 AM
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Here is something similar but more basic for those who don't like EFI.

http://www.msdignition.com/2007/ls2controller.html

How about a carby LS1/2?.... this will allow you to do that.
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Old 04-20-2007, 07:45 AM
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In NSW the fuel injection had to be stock and unadjustable...that sucked. I hope vic roads have seen more common sense...!
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Old 04-22-2007, 06:03 AM
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Edelbrock do a whole package that includes thier manifold, the MSD controller (rebadged with edelbrock) and a wiring loom for the coils.

Check out the test that Super Chevy magazine did on one.
LS1 Carb article

My injection setup ran flawlessly at Winton. However I have no basis for comparison between the manifold setups.

I can't get over how much power this thing makes. It was frighteningly fast in my inexperienced hands. I started out in a slower group because no one knew how the car would run. I found I was catching and passing many of the cars in my group and I think it was more down to straight line speed than my ability to turn corners. I got a run in another group later and caught and passed several of them too. It should pull some good lap times when I learn how to stop and turn corners.

I still feel like bursting into maniacal laughter thinking about it.

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Old 04-22-2007, 07:13 AM
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Mike, your injection system should be heaps better than the standard system at upper rev limits.

You may loose a little down low but gearing takes care of that...we are traction challenged after all.

And...you get the benefit of lovely induction noise.
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Old 04-22-2007, 07:33 AM
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Aussie Mike, I'm glad to hear it runs that well considering it's just a bench tune...

I was a little concerned about the new manifold.
Did you come across any flat spots anywhere, or any other problems???

I might have to call you to find out all the juicy details.....

P.S Love your "aero screen" and new paint job!
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Last edited by Plums; 04-22-2007 at 07:40 AM..
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