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Old 11-27-2005, 04:37 PM
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Question need mod assistance

OK Gang first of all I`m new to this. I have a couple mod questions. I have a 2000 Z28 LS1 M6. Completely stock. This is what I plan to do immediately.

Kooks stainless steel full length headers
X pipe with high flow catalytic converters
Gmmg Exhaust
Custom Hydraulic roller camshaft
Dual high performance valve springs, titanium retainers
LID
Hardened race pushrods
GM gasket set
plug wire set w/Kevlar heat protectors
AC Delco Iridium spark plugs
160 Thermostat
Fast LSX intake and Throttle body
PCM programming
Chassis dyno tuning

OK now I need suggestions on what size cam to go with? I Want a cam that`s going to give good horse power without sacrificing low end torque. I don`t want to change gearing right now. Also I don`t want to do anything to the heads right now either.

Also with the Fast LSX intake. With the above listed mods, should I go 90mm or 78mm. I plan to do head work later so should I go 90mm now? Also who has the best 90mm TB?

Will I need to replace my rocker arms?

What type of clutch should I go with? because I`m told this setup will get me around 400rwhp or better. What do you think I should reach RWHP wise?

Any other suggestions are greatly welcome. Thanks for your help!
Old 11-27-2005, 04:44 PM
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LSX 90/90,, no problem with the nick williams throttle body
no need to mess with your rocker arms
spec tage 3 with aluminium flywheel ,, sure will be your best
seems that your forgot the mass air flow u have to choose between SLP or GMS
i wish that i could make things clear
thanks
fahad
Old 11-27-2005, 04:50 PM
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Subframe connectors...
Old 11-27-2005, 05:19 PM
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Originally Posted by NaZtee_Z
OK Gang first of all I`m new to this. I have a couple mod questions. I have a 2000 Z28 LS1 M6. Completely stock. This is what I plan to do immediately.

Kooks stainless steel full length headers
X pipe with high flow catalytic converters
Gmmg Exhaust
Custom Hydraulic roller camshaft
Dual high performance valve springs, titanium retainers
LID
Hardened race pushrods
GM gasket set
plug wire set w/Kevlar heat protectors
AC Delco Iridium spark plugs
160 Thermostat
Fast LSX intake and Throttle body
PCM programming
Chassis dyno tuning
Wow. You must have won the lottery. That’s a very impressive list. I’m jealous.

Ditto on the subframe connectors. One reason to do them early (besides traction) is to avoid twisting the body with that extra power. You can end up with poor door fit and wind noise while you’re cruising.

I suggest better tires. Drag radials if it’s to be a street car. Slicks or ET Streets for the strip. If the car doesn’t hook your mods aren’t going to do you much good.

Also, you need to put about $2,400 aside to replace the rear (plus installation if you don’t do it yourself). The stock rear won’t hold up.

Also, consider LCA’s if you have trouble hooking.
Old 11-27-2005, 05:25 PM
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what rear do u suggest? 12 bolt? who makes a good one???
Old 11-27-2005, 05:26 PM
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Also with the Fast LSX intake. With the above listed mods, should I go 90mm or 78mm. I plan to do head work later so should I go 90mm now? Also who has the best 90mm TB?
90mm and Nick Williams is nice
Old 11-27-2005, 05:26 PM
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and moser makes a good rear never had one but hear they are really good
Old 11-27-2005, 05:31 PM
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HPking where to buy the best"price" LSX 90 intake manifold???
Old 11-27-2005, 05:36 PM
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How many horses should I expect? and what about estimated qtr mile times??? Any clues????
Old 11-27-2005, 05:39 PM
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I would reconstruct the following at the begaining of this by upgrading the rearend (12bolt, 9inch) , and a stage 3 spec with steel flywheel +(master and slave cylinder upgrade).
next i would go for the 90fast +tb , next go for the MAF 85mm , Asp pulley.
go for a good tune after that and invest some $$ for some radials and go kick *** at the track , low 12 is easy to achieve by not doing any major upgrade as a camshaft or heads.
Old 11-27-2005, 05:41 PM
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prostock I see you are from Charlotte. What do you know about MORE PERFORMANCE? Also is that 12`s with a cam or without?
Old 11-27-2005, 05:42 PM
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Ohh forget , A long tubes and a true duals would do the job also
Old 11-27-2005, 05:49 PM
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thats with stock heads and cam and with stock factory tune and also a stock ls1 intake.
Old 11-27-2005, 05:50 PM
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What do you know about MORE PERFORMANCE
Not that much , never took my car to them , and also never heared something bad about them.
Old 11-27-2005, 06:00 PM
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HPking where to buy the best"price" LSX 90 intake manifold???
Ebay may have some nice used ones for cheaper than new, if you want a new one then try YearOne ($870) or check some of the major sponsers---------->
Old 11-27-2005, 06:31 PM
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Originally Posted by NaZtee_Z
what rear do u suggest? 12 bolt? who makes a good one???
I have a Strange and have been very happy with it. From everything I hear Moser is also a good choice.
Old 11-27-2005, 06:53 PM
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o yeah strange is good too, forgot about them
Old 11-27-2005, 07:02 PM
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Originally Posted by NaZtee_Z
OK Gang first of all I`m new to this. I have a couple mod questions. I have a 2000 Z28 LS1 M6. Completely stock. This is what I plan to do immediately.

Kooks stainless steel full length headers
X pipe with high flow catalytic converters
Gmmg Exhaust
Custom Hydraulic roller camshaft
Dual high performance valve springs, titanium retainers
LID
Hardened race pushrods
GM gasket set
plug wire set w/Kevlar heat protectors
AC Delco Iridium spark plugs
160 Thermostat
Fast LSX intake and Throttle body
PCM programming
Chassis dyno tuning

OK now I need suggestions on what size cam to go with? I Want a cam that`s going to give good horse power without sacrificing low end torque. I don`t want to change gearing right now. Also I don`t want to do anything to the heads right now either.

Also with the Fast LSX intake. With the above listed mods, should I go 90mm or 78mm. I plan to do head work later so should I go 90mm now? Also who has the best 90mm TB?

Will I need to replace my rocker arms?

What type of clutch should I go with? because I`m told this setup will get me around 400rwhp or better. What do you think I should reach RWHP wise?

Any other suggestions are greatly welcome. Thanks for your help!
The SEARCH button is your friend!

Originally Posted by NaZtee_Z
X pipe with high flow catalytic converters
Gmmg Exhaust
How would you pull that off? GMMG is for a y-pipe car.

Originally Posted by NaZtee_Z
Custom Hydraulic roller camshaft
Have you picked a cam already or not? This question will be asked until the end of time, what cam is best for you is the question.

Originally Posted by NaZtee_Z
Dual high performance valve springs, titanium retainers
Hardened race pushrods
GM gasket set
plug wire set w/Kevlar heat protectors
AC Delco Iridium spark plugs
You need these already with a cam.

Originally Posted by NaZtee_Z
LID
The 1st mod.

Originally Posted by NaZtee_Z
PCM programming
Chassis dyno tuning
Same thing, kind of. You can't have a dyo tune without programming your car.

Originally Posted by NaZtee_Z
OK now I need suggestions on what size cam to go with? I Want a cam that`s going to give good horse power without sacrificing low end torque. I don`t want to change gearing right now. Also I don`t want to do anything to the heads right now either.
SEARCH!!!
The questions are, what cam is best for you? Sounds like you want a mid-sized cam.

Originally Posted by NaZtee_Z
Also with the Fast LSX intake. With the above listed mods, should I go 90mm or 78mm. I plan to do head work later so should I go 90mm now? Also who has the best 90mm TB?
Yes get the 90mm, along with an 85mm MAF from either Granatelli or SLP.

Originally Posted by NaZtee_Z
Will I need to replace my rocker arms?
No.

Originally Posted by NaZtee_Z
What type of clutch should I go with? because I`m told this setup will get me around 400rwhp or better. What do you think I should reach RWHP wise?
SEARCH!!!
Many out there will hold that power. My McLeod Twin has held up fine for about 4 years.

Originally Posted by NaZtee_Z
Any other suggestions are greatly welcome...
SEARCH!!!


Peace,
Craig.
Old 11-27-2005, 07:07 PM
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Originally Posted by NaZtee_Z
what rear do u suggest? 12 bolt? who makes a good one???
SEARCH!!!
12-bolt is fine...but SEARCH!!! on who makes a "good" one. Moser makes them too...


Peace,
Craig.
Old 11-27-2005, 07:08 PM
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I like CRAGERS reply



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