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Anybody know how many DB's our cars are?

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Old 09-20-2017, 06:52 PM
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tome
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Default Anybody know how many DB's our cars are?

Put out? Going to Laguna Seca for driving event and they say there is a 90db limit.
Old 09-20-2017, 07:45 PM
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chefcg1
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Download a free app for your iPhone or for your android phone the decibel meter and check it out for yourself.
Old 09-20-2017, 07:47 PM
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mountainears
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I can’t imagine it being legal on the street and not for the track...
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Old 09-20-2017, 07:48 PM
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TCorzett
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I'll be there on Monday... stock '18 Grand Sport. My plan is to short shift going up the hill between Turns 5 and 6 to try and appease the sound gods in the morning sessions, then give it everything in the afternoon. If I get black flagged over 92dB I will not be returning, but hopefully it stays under (I hated not being able to drive at Laguna Seca in my other car).

This thread was posted a while ago in the Z06 section:
Anyone figure out how to beat 90db on track?
Old 09-20-2017, 08:35 PM
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brooklync5
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Originally Posted by mountainears
I can’t imagine it being legal on the street and not for the track...
Old 09-21-2017, 08:07 AM
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chefcg1
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Checked mine this morning 129.2db . This was full throttle in driveway with meter 3 feet behind car. Car is supercharged, ported exhaust manifolds and eBay xpipe.
Old 09-21-2017, 09:04 AM
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Har-ray
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The new Aston Martin is DB 11.
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Old 09-21-2017, 09:41 AM
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You're overthinking it. Do you have straight pipes or something?? Hood exit exhaust?
Old 09-21-2017, 10:29 AM
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davidtcpa
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Lots of DB's drive Vettes.
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Old 09-21-2017, 10:32 AM
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If you have mufflers you are fine.
Old 09-21-2017, 02:27 PM
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tome
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Originally Posted by TCorzett
I'll be there on Monday... stock '18 Grand Sport. My plan is to short shift going up the hill between Turns 5 and 6 to try and appease the sound gods in the morning sessions, then give it everything in the afternoon. If I get black flagged over 92dB I will not be returning, but hopefully it stays under (I hated not being able to drive at Laguna Seca in my other car).

This thread was posted a while ago in the Z06 section:
Anyone figure out how to beat 90db on track?

Great see ya there! I have a LBR GR stock; so keep your eyes out for me. LIC Plate=WUSNT EZ"


Tom
Old 09-26-2017, 01:45 PM
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I was able to make it through the day using Track mode, but was well off-throttle (and in 5th gear) going up the hill between Turns 5 and 6. In the last session I did some full throttle 4th gear runs (about 6k rpm going under the bridge) expecting to get the meatball, but didn't. Honestly I think they were napping, but it gives me hope for driving at Laguna Seca again in the future with the Corvette.

Originally Posted by tome
Great see ya there! I have a LBR GR stock; so keep your eyes out for me. LIC Plate=WUSNT EZ"
Sorry I missed you. Saw your car towards the end of the day, but I'm thinking you were in a debrief (or found some shade).
Old 09-26-2017, 06:49 PM
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tome
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Originally Posted by TCorzett
I was able to make it through the day using Track mode, but was well off-throttle (and in 5th gear) going up the hill between Turns 5 and 6. In the last session I did some full throttle 4th gear runs (about 6k rpm going under the bridge) expecting to get the meatball, but didn't. Honestly I think they were napping, but it gives me hope for driving at Laguna Seca again in the future with the Corvette.


Sorry I missed you. Saw your car towards the end of the day, but I'm thinking you were in a debrief (or found some shade).
What group were you in? I never went full throttle by the sound booth, but still managed to have a fun time. Learned how important it is to change fluid and have the right brake pads. I have (soon to be had) the Powerstop Z26 pads and they completely let me down after a lap. So according to my PDR data I spent 40% of my time coasting to save the brakes so I could drive home. Really enjoyed the experience as this was my first time on a track with my car. Have done Spring Mountain 5 times though.

Tom
Old 09-26-2017, 07:42 PM
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Originally Posted by tome
What group were you in?
I was in Group C. Blue GS with the white stripe and red fender hashes (car #880).



I'm still using the stock pads, but swapped out the fluid to Castrol SRF a few weeks ago. This was only my third track day in the Grand Sport (and my first back at Laguna Seca since 2013) so I went fairly easy on the car. The GS is faster than I am at this point... so still trying to get more consistent hitting my marks, but I'm slowly building-up my confidence.

Originally Posted by tome
Really enjoyed the experience as this was my first time on a track with my car. Have done Spring Mountain 5 times though.
Nice! I've done the Level 2 course at Spring Mountain and will be going in December for the Corvette Owner's School. Any plans on getting your car back out on track? I'll be doing two days at Sonoma in a few weeks, and hopefully another two at Thunderhill later that same week.

Last edited by TCorzett; 09-26-2017 at 11:44 PM.
Old 09-26-2017, 11:57 PM
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[QUOTE= Any plans on getting your car back out on track? I'll be doing two days at Sonoma in a few weeks, and hopefully another two at Thunderhill later that same week.[/QUOTE]


I need to get the brake situation resolved, then yes I'm going to get back on the track. HOD has a couple of events down this way, so I'll try not to miss them. Love the admiral blue; was my second choice!
Old 09-27-2017, 02:33 AM
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Originally Posted by mountainears
I can €™t imagine it being legal on the street and not for the track...
Happens all the time at Laguna. The sound limit is lower vs. The legal limit for street!

I run in stealth mode and have no problems. I blew sound once, but I forgot to take it out of track "engine sound management."

I will see you guys out there 😀

Last edited by theplatinumog; 09-27-2017 at 02:35 AM.
Old 09-27-2017, 11:37 AM
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Originally Posted by davidtcpa
Lots of DB's drive Vettes.
Thank you, I really needed that this morning

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