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Weight Reduction

Hey guys, I'm working on stripping some weight from the z and wondering if any of you guys have weighed your z's and what your'e weighing in at against whp

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Old 11-26-2020, 12:55 PM   #1 (permalink)
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Default Weight Reduction

Hey guys,
I'm working on stripping some weight from the z and wondering if any of you guys have weighed your z's and what your'e weighing in at against whp

i have 317 to the wheel and installing some parts hoping to get it up in the 330's, and hoping to come in around 3,000 with a full tank of gas, is that possible without really gutting it?

google search says approx 3250 but z1 motorsports said in a video they come stock around 3400-3450 depending on options

i have not weighed mine yet and was waiting until i had seats/rollcage put in

thank you!

btw searched the forum and all i found was the OG thread from 09'
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Old 11-26-2020, 01:22 PM   #2 (permalink)
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Mine is about 3600 ish with 150lbs driver, all fluids, maybe a 1/2 or 1/4 tank gas. 09 Nismo OEM manual cloth seats. Spare donut was in the trunk. 3400 range sounds about right.

Stickied thread here

The 370Z Weight Reduction Thread
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Old 11-26-2020, 07:31 PM   #3 (permalink)
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3250 is not happening without gutting the car. That is not realistic to expect otherwise.
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Old 11-27-2020, 10:11 AM   #4 (permalink)
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A bunch of people posted their corner weights in this thread. I was at 3450 with the rear hatch gutted and a full tank and me in the car.

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Old 11-27-2020, 10:59 AM   #5 (permalink)
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A lot of the weight also would also have to come from the rear of the car, making the 53/47 weight distribution even worse.

3000 lbs requires gutting the car.
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Old 11-28-2020, 10:42 AM   #6 (permalink)
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A lot of the weight also would also have to come from the rear of the car, making the 53/47 weight distribution even worse.

3000 lbs requires gutting the car.
hmm good point, didn't even think about the distribution
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Old 11-28-2020, 10:42 AM   #7 (permalink)
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3250 is not happening without gutting the car. That is not realistic to expect otherwise.
i think i knew that i just needed to hear it
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Old 11-28-2020, 10:43 AM   #8 (permalink)
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Originally Posted by cv129 View Post
Mine is about 3600 ish with 150lbs driver, all fluids, maybe a 1/2 or 1/4 tank gas. 09 Nismo OEM manual cloth seats. Spare donut was in the trunk. 3400 range sounds about right.

Stickied thread here

The 370Z Weight Reduction Thread
dang makes sense, was hoping it was a little lighter
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Old 11-28-2020, 10:44 AM   #9 (permalink)
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3250 is not happening without gutting the car. That is not realistic to expect otherwise.
i know that now lol
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Old 12-09-2020, 02:24 PM   #10 (permalink)
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gutted car here, with no headlights, a half cage, and everything superfluous removed. All track items needed (surge, baffled oil pan, etc) done, and car weighs 3010 lbs wet on the scale at my home track.
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Old 12-09-2020, 03:57 PM   #11 (permalink)
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gutted car here, with no headlights, a half cage, and everything superfluous removed. All track items needed (surge, baffled oil pan, etc) done, and car weighs 3010 lbs wet on the scale at my home track.
oh wow...thanks for that, that really helps me out. any pics?
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Old 12-09-2020, 09:21 PM   #12 (permalink)
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Originally Posted by justin_boy View Post
oh wow...thanks for that, that really helps me out. any pics?
Unfortunately not many decent photos yet. I bought the car mostly built from another member. I'm working on a splitter and detailing it out with photos in another thread in this same forum. Once that's done I'm going to de-livery the rest of it and then get some better photos. Hopefully I'll get some out on track soon .

I do expect the splitter setup to add about 25 pounds. I believe there's about 15 pounds of hardware I have in total right now for a rigid support and the carbon splitter should be around ten pounds I'm guessing. Cutting some big louvres into the hood would definitely reduce weight though
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Old 12-10-2020, 01:14 PM   #13 (permalink)
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Originally Posted by victorofhavoc View Post
Unfortunately not many decent photos yet. I bought the car mostly built from another member. I'm working on a splitter and detailing it out with photos in another thread in this same forum. Once that's done I'm going to de-livery the rest of it and then get some better photos. Hopefully I'll get some out on track soon .

I do expect the splitter setup to add about 25 pounds. I believe there's about 15 pounds of hardware I have in total right now for a rigid support and the carbon splitter should be around ten pounds I'm guessing. Cutting some big louvres into the hood would definitely reduce weight though
I wouldn't bank on it being a net loss in weight, but Trackspec makes some very nice hood vents for our cars
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Old 12-10-2020, 01:53 PM   #14 (permalink)
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Quote:
Originally Posted by Whjaxn17 View Post
I wouldn't bank on it being a net loss in weight, but Trackspec makes some very nice hood vents for our cars
Thanks! I'll take a look at them. I've been talking to verus engineering about their louvres. I've got them on my gti and they make a 350z kit that shouldn't be too different from 370z in cfd analysis.

From initial look it looks like trackspec louvres don't have wickers. Wonder if they have an option to add or if there's an easy way to add myself? The verus ones just slide in from the bottom, and they do make a big difference.
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Old 12-12-2020, 07:53 PM   #15 (permalink)
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The trackspec ones work very well. I have them on my car and it solved my heat issue.
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