LS1TECH - Camaro and Firebird Forum Discussion

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-   Dynamometer Results & Comparisons (https://ls1tech.com/forums/dynamometer-results-comparisons-65/)
-   -   New numbers with H/C and with a 75 shot (https://ls1tech.com/forums/dynamometer-results-comparisons/971742-new-numbers-h-c-75-shot.html)

RyderTA 08-17-2008 10:11 AM

New numbers with H/C and with a 75 shot
 
I dyno'd my car last night on a dynojet that I put 297whp down on bone stock. All motor it put down 407/368 and on a 75 shot it put down 480/468.:chug: I did 2 pulls NA and 2 pulls with spray and they were both within 3 hp of eachother, so she's pretty consistant. Considering that's all through a heavy 9" and my heavier LS7 clutch, i'm pretty pleased.

conde'strans 08-17-2008 11:50 AM

Pretty good! :cheers:

ScreaminRedZ 08-17-2008 12:10 PM

Nice numbers! I bet it pulls a little harder than it did stock...lol.

RyderTA 08-17-2008 12:47 PM

Haha, ya it does pull a bit harder than stock.:D

JScamaro 08-17-2008 01:01 PM

Nice numbers. Why only a 75 shot?

RyderTA 08-17-2008 05:25 PM

Thanks, I want to make my stock bottom end last so i'm sticking with a more "safe" shot for now, I have jets for 100 though...

PewterScreaminMach 08-20-2008 08:05 AM

Nice. Very similar NA numbers to mine and I'm running low end Patriot LS6 heads and a 224/228 cam through a similar drivetrain.

firefighter813x 08-20-2008 08:34 AM

Congrats! How much power does a 9" or 12 bolt usually eat up? Just curious because my stalled auto makes 395/366 with the MTI cam with stock heads/10 bolt. Do you have current track times on motor/bottle?

teke184 08-20-2008 08:53 AM

i would think 3-5% more power lost through the 9"

PewterScreaminMach 08-20-2008 12:05 PM


Originally Posted by firefighter813x (Post 9956419)
Congrats! How much power does a 9" or 12 bolt usually eat up? Just curious because my stalled auto makes 395/366 with the MTI cam with stock heads/10 bolt. Do you have current track times on motor/bottle?

My 12-bolt with 4.10s and 3.5" aluminum driveshaft install lost me about 19rwhp and 23rwtq according to the SAE Dynojet numbers. I baselined 405/367 detuned, installed the parts and dynoed 386/344, then got tuned up and dynoed 400/367.

KBG 08-20-2008 12:12 PM

nice numbers!!!!

RyderTA 08-20-2008 05:34 PM

I have track times but they won't seem good to you close to sea level guys.:bang: Keep in mind that i'm a 4400' here. All motor I've gotten a 12.75@110 with a 1.95 60' and on the 75 shot i've hit 12.22@117.5 with a 1.98 60'. Thanks for the compliments guys.:chug:

Damn that's a lot of power being sucked by your 12 bolt PewterScreaminMach, that's about what I figured I was loosing with my 9" but I guess it's even more...:(

Tally TransAm 08-20-2008 09:40 PM

my setup is very similar as yours (patriot 5.3's, f11 cam, ls6 intake, bolt ons, and 75 shot) and my numbers are almost identical

i did 404 hp motor and 471 on a 75 shot with 800 psi (easily would have been 480 on 1050 psi but didnt have my heater installed yet)

get to a sea level track though man haha, i ran 11.46 @ 122 on motor. itching to go back on juice but this damn hurricane is messing everything up

RyderTA 08-20-2008 10:52 PM

Sweet, sounds like there's enough power to perform great at sea level, lol! I need to make a trip one of these days... Kick ass looking car btw. :cheers:


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