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Power out of a N/A six 

 

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 Post subject: Re: Power out of a N/A six
Posted: Wed Apr 01, 2009 12:13 pm 
Getting Side Ways
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enclosing that would be a huge pain in the a**
these are trumpet socks
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 Post subject: Re: Power out of a N/A six
Posted: Wed Apr 01, 2009 12:39 pm 
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yep, but if your spending that much to have it made up I am sure it would be justified.

 

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EVL098 wrote:
Cramping in the hand from having it on your Wang for an excessive period of time is a definate con.
Seriously do people google "f**k up modifications for Fords owned by Jews" and get linked straight to this site nowadays?

AU,factory fitted tickford kit/IRS, t5,Sports ryder/KYB: gone.

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 Post subject: Re: Power out of a N/A six
Posted: Thu Apr 02, 2009 8:14 pm 
Smokin em up
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How much is too much compression on a NA OHC 6? Or isnt there?
I Think i have a bit too much given the power mines makes.

 

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 Post subject: Re: Power out of a N/A six
Posted: Thu Apr 02, 2009 9:20 pm 
Getting Side Ways
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Too hard to say. First you would need to say what the compression is and what has been done to achieve it, what fuel it runs, what the engine is used for, what ignition system/tuning it has for starters. There's more but they are generally the main ones.

 

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EVL098 wrote:
Cramping in the hand from having it on your Wang for an excessive period of time is a definate con.
Seriously do people google "f**k up modifications for Fords owned by Jews" and get linked straight to this site nowadays?

AU,factory fitted tickford kit/IRS, t5,Sports ryder/KYB: gone.

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 Post subject: Re: Power out of a N/A six
Posted: Thu Apr 02, 2009 9:32 pm 
Smokin em up
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skidder wrote:
Too hard to say. First you would need to say what the compression is and what has been done to achieve it, what fuel it runs, what the engine is used for, what ignition system/tuning it has for starters. There's more but they are generally the main ones.


Its got close to 11:1 comp. I dont know whats been done to achieve it, a combination on machining & head gasket i guess? I use 98ron fuel & the car is a daily. Its a new engine with ACL pistons, little bit done to the head & a pretty big crow cam. I think it should be making close to 160rwkw but is making around the 145 mark.
I want to know if too higher compression could be a cause? Also pings occasionally.

 

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 Post subject: Re: Power out of a N/A six
Posted: Thu Apr 02, 2009 9:35 pm 
Getting Side Ways
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Crow cams are rubbish

 

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 Post subject: Re: Power out of a N/A six
Posted: Thu Apr 02, 2009 9:35 pm 
Getting Side Ways
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ebxr82nv wrote:
Crow cams are rubbish


Each to there own, don't stir up sh|t.
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 Post subject: Re: Power out of a N/A six
Posted: Thu Apr 02, 2009 9:44 pm 
Getting Side Ways
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That is pretty gnarly compression for pump juice, as for whether its too high...

Do you happen to know what was done with the ignition timing? I have a feeling there would have been some fairly dramatic changes to stop it pinging with that compression which may have affected it. Either this or it could be running really rich too. Someone with a bit more tuning specific knowledge should be able to help.

 

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EVL098 wrote:
Cramping in the hand from having it on your Wang for an excessive period of time is a definate con.
Seriously do people google "f**k up modifications for Fords owned by Jews" and get linked straight to this site nowadays?

AU,factory fitted tickford kit/IRS, t5,Sports ryder/KYB: gone.

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 Post subject: Re: Power out of a N/A six
Posted: Thu Apr 02, 2009 9:49 pm 
Getting Side Ways
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That is indeed pretty high for a streeter. Mine has about 9.9:1, and that is about as high as i would go with the rubbish fuel we have here.

The last NA engine i built had 11.5:1, and i had to run it on C16, pump fuel was a no go. However, a really good tune should see it gone.

 

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 Post subject: Re: Power out of a N/A six
Posted: Thu Apr 02, 2009 9:53 pm 
Smokin em up
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skidder wrote:
That is pretty gnarly compression for pump juice, as for whether its too high...

Do you happen to know what was done with the ignition timing? I have a feeling there would have been some fairly dramatic changes to stop it pinging with that compression which may have affected it. Either this or it could be running really rich too. Someone with a bit more tuning specific knowledge should be able to help.


Its all tuned correctly by the guy who built the motor. Its all thru an EMS Stinger.
He wants me to run a different higher octane fuel to stop the pinging & up the power.
Thanks for the replies.

 

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 Post subject: Re: Power out of a N/A six
Posted: Thu Apr 02, 2009 10:01 pm 
Getting Side Ways
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Is this car a daily driver/did your engine builder/tuner know it was to be a daily or is it only a circuit car? If you ran race fuel you would probably see better results but this isnt exactly practical if it's a daily.

And i'm with fordfairmont, even in my old race car we left the compression at a touch over 10:1 (although it was only junior street's)

 

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EVL098 wrote:
Cramping in the hand from having it on your Wang for an excessive period of time is a definate con.
Seriously do people google "f**k up modifications for Fords owned by Jews" and get linked straight to this site nowadays?

AU,factory fitted tickford kit/IRS, t5,Sports ryder/KYB: gone.

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 Post subject: Re: Power out of a N/A six
Posted: Thu Apr 02, 2009 10:09 pm 
Smokin em up
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Ride: EBII Fairmont 4.0 206rwkw

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Yeah he knew what i was using the car for. The fuel im gonna use is pump fuel but only available at 2 servos here in SA. One being near my home. So its semi practical. Like i said about the comp, its close to 11:1. Think it was 10:9 maybe? Cant remember.

 

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 Post subject: Re: Power out of a N/A six
Posted: Fri Apr 03, 2009 12:15 am 
Getting Side Ways
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itlookslikeaxr6 wrote:
ebxr82nv wrote:
Crow cams are rubbish


Each to there own, don't stir up sh|t.


Only speaking from experience bloke. When you change only the cam and pick up 19 rwkw. I'm still waiting to hear back wether or not they gave me the right grind, and it went back before Christmas.

 

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07 TTG 60000km stock as, mods to come.
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 Post subject: Re: Power out of a N/A six
Posted: Fri Apr 03, 2009 1:32 am 
Getting Side Ways
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If it is pinging and you have an EMS, get it retuned and take some timing out. That will solve that problem straight away. You may lose some torque, but it wont be that noticeable.
Brett

 

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 Post subject: Re: Power out of a N/A six
Posted: Fri Apr 03, 2009 9:00 am 
Getting Side Ways
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good to see a few high comp setups around!
hoping to have my engine back together sunday, so can give an idea of power with a stock engine at 10:1 comp

 

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XG Panelvan
mild engine, EL ECU & J3, HI6 & MSD coil

in the shed - .595" lift cam, GT4202, forged AU engine, ems 4424 ecu, glide & 5500 stall - next-bellhousing

XH ute daily - DOHC BA XR6 engine, T5, AU3 ECU, J3 chip, wideband & logger, ported BBM, 3" intake

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