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Old Nov 14, 2019 | 11:33 AM
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Default More power and reliability

Looking at the costs involved to get an LS1 to lay down 425 to 450 with reliability and economy in a daily driver, I'm wondering if the installation of a pro charger would give me the best of both worlds.
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Old Nov 14, 2019 | 02:41 PM
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I've got a PT 7675 on my 5.3 CCSB truck w/ a truck cam on 9#'s and it's probably a little over 400 tire:
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Old Nov 15, 2019 | 02:57 AM
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Originally Posted by OLDWS6
Looking at the costs involved to get an LS1 to lay down 425 to 450 with reliability and economy in a daily driver, I'm wondering if the installation of a pro charger would give me the best of both worlds.
A procharger would be a waste for power goals that low. An undersized PD blower or turbo could give a much better driving experience at that power level, while maintaining reliability and economy. Once you start asking for bigger power, many arguments can be made for all sorts of forced induction, but I believe even Bob, the resident Procharger guru would agree that your goals do not require that particular device.
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Old Nov 15, 2019 | 09:20 AM
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When I picked up my 02 Camaro SS, it had CNC ported 243's, MS4 Cam, Headers, LS6 Intake and through a T56/12 Bolt made 443 whp.
With these mods you don't have to touch the cooling system at all so reliability is not hampered what so ever.
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Old Nov 15, 2019 | 12:16 PM
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Originally Posted by The ******
When I picked up my 02 Camaro SS, it had CNC ported 243's, MS4 Cam, Headers, LS6 Intake and through a T56/12 Bolt made 443 whp.
With these mods you don't have to touch the cooling system at all so reliability is not hampered what so ever.
​​​​​​
Do you daily drive this car? If so, for how long? What rear end gear ratio?

I'll argue that you greatly reduce the long term reliability of your valvetrain with a big cam. A big cam also requires lower (numerically higher) rear end gears for any resemblance of easy driveability on the street, especially with a manual transmission. Fuel economy on the street also takes a hit with a big cam.


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Old Nov 15, 2019 | 12:19 PM
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Originally Posted by OLDWS6
Looking at the costs involved to get an LS1 to lay down 425 to 450 with reliability and economy in a daily driver, I'm wondering if the installation of a pro charger would give me the best of both worlds.
A ProCharger or Vortech kit is a great choice for your goals. Keep the stock cam to maintain perfect driveability, reliability, and decent fuel economy under normal driving conditions.
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Old Nov 15, 2019 | 02:21 PM
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Originally Posted by '68LT1camaro
​​​​​​
Do you daily drive this car? If so, for how long? What rear end gear ratio?

I'll argue that you greatly reduce the long term reliability of your valvetrain with a big cam. A big cam also requires lower (numerically higher) rear end gears for any resemblance of easy driveability on the street, especially with a manual transmission. Fuel economy on the street also takes a hit with a big cam.
I didn't daily the car but I certainly could have, the car did have a tendency to buck a little at low speeds in parking lots but not horrible.
It still got 20+ mpg on the highway with 4.10 gears turning around 2,000 rpm on the highway at 70 mph iirc.
I would not suggest the MS4, its an old cam using old technology that flirts with PTVC.
You could certainly use a better cam that's not as aggressive, lose a little power but save your valve springs.
The point being you can get to where you want without a power adder, both a turbo and procharger usually force you to move the cooling fans which can have you chasing issues running warmer than normal.
A maggie might be something to consider as well.
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Old Nov 15, 2019 | 03:17 PM
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A stone stock ls1, down to valve springs will do that. And that's with an on3 7876 on an 8psi spring.
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Old Nov 16, 2019 | 09:03 AM
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Originally Posted by OLDWS6
Looking at the costs involved to get an LS1 to lay down 425 to 450 with reliability and economy in a daily driver, I'm wondering if the installation of a pro charger would give me the best of both worlds.
My previous setup made 430rwhp/396rwtq. Very streetable and very responsive.

11.1 compression, 243 heads Ported milled .030, TSP 228R cam .600/.600 112LSA,Ported Fast 92mm intake, 1 3/4 long tubes, magnaflow catback, 60 lb injectors. This all going through a 12 bolt rear. T56 tranny.
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Old Nov 16, 2019 | 09:07 AM
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Originally Posted by Formula934
My previous setup made 430rwhp/396rwtq. Very streetable and very responsive.

11.1 compression, 243 heads Ported milled .030, TSP 228R cam .600/.600 112LSA,Ported Fast 92mm intake, 1 3/4 long tubes, magnaflow catback, 60 lb injectors. This all going through a 12 bolt rear. T56 tranny.
Cost depends on if your willing to purchase used parts. I personally like brand new stuff. Used parts you could probably be in it with the above setup for around $1000-1500 if you substitute the fast 92 for an ls6 intake (probably sacrificing 10-15rwhp). If you buy new it could be upwards of $2500.
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