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-   -   Can I run nitrous and 4.10's??? (https://ls1tech.com/forums/generation-iii-internal-engine/60639-can-i-run-nitrous-4-10s.html)

Big Mike Nov 18, 2001 07:41 PM

Can I run nitrous and 4.10's???
 
Can I run nitrous and 4.10's or what?? I plan on going from my ET Drag 26x10x15 to ET Drag 28x10x15. I understand that will equate to a lower gear, but will that alone enable me to nitrous an 4.10's successfully?

BIGBOS Nov 18, 2001 08:00 PM

Re: Can I run nitrous and 4.10's???
 
I don't see why not...

You on a stock rear end...and do you plan on spraying right off the line??

If your a 6-speed you might have to make an extra shift at the end..into 5th

Big Mike Nov 18, 2001 08:04 PM

Re: Can I run nitrous and 4.10's???
 
I'm running on a Moser 12Bolt so I'm not worrying about the rear. I plan on spraying off the line, but the whole thing is not having to shift into fifth. I should have phrased the question to "Can I run nitrous and 4.10's w/o having to shift fifth".

ChrisB Nov 18, 2001 08:31 PM

Re: Can I run nitrous and 4.10's???
 
What size shot, and what kind of trap speed are your runnign without it, what is your rev limiter, and what tire type/size?


Chris

Big Mike Nov 18, 2001 08:34 PM

Re: Can I run nitrous and 4.10's???
 
I'd like to do a 100 shot, the rev limiter is set at 7,000, don't know the trap speed because I will be going with a new motor setup, probably just heads and cam again and 28" tire.

Scott Nov 18, 2001 08:43 PM

Re: Can I run nitrous and 4.10's???
 
With 28" tall tires and a 7000 rev limiter you'll be fine.

Scott

Big Mike Nov 18, 2001 08:51 PM

Re: Can I run nitrous and 4.10's???
 
So I won't have to shift fifth? On spray though I won't be reving up to 7,000 rpms.

Damian Nov 19, 2001 02:50 AM

Re: Can I run nitrous and 4.10's???
 
As long as you run a decent size tire, and can SAFELY run it up to 7K on the nitrous you should be fine. Otherwise yes, you would have to shift into fifth.

Maybe some day Strange and Moser will wake up and make 3:90's for the 12 bolt's. THAT gear is great for n/a and nitrous cars.


Josh

GeorgeC Nov 19, 2001 08:42 AM

Re: Can I run nitrous and 4.10's???
 
According to the gear/MPH calculator at www.f-body.org, with a 28" tire and 4.10 gears, 7000rpm would be 142mph... That's not accounting for tire growth (there will be some) or slippage (should be nil with a M6)... Even at only 6500, mph is still 132, so depending on how fast you think the car will go, 4.10's are probably a wise choice...

With my 4.33's, 28" tire, and 122mph trap speeds, I think my finish line rpms are around 6500 (I don't stare at the tach going through the traps).

Big Mike Nov 19, 2001 08:56 AM

Re: Can I run nitrous and 4.10's???
 
George,

With spray though, I don't think I would want to take her up to 7,000. I don't do that now N/A. 7,000 is my rev limiter, I will actually be shifting at 6,400. How does that change the situation?

69Muscle Nov 19, 2001 09:51 AM

Re: Can I run nitrous and 4.10's???
 
I knew you'd come over to the dark side mike! MUHAHAHAHAHAHAHAHAHA (Evil laugh)

Big Mike Nov 19, 2001 09:56 AM

Re: Can I run nitrous and 4.10's???
 
Kyle, yup and dark it will be! New heads/cam setup with new shortblock and 100-150 shot will be the new setup. Surgery starts in January. 4.10's, 28" drag slick and looking into that 2-step that's been going around!

Terry Burger Nov 19, 2001 01:19 PM

Re: Can I run nitrous and 4.10's???
 
Running juice and 4.10 gears is like eating pop rocks and drinking a coke. <img src="images/icons/wink.gif" border="0">

ChrisB Nov 19, 2001 01:20 PM

Re: Can I run nitrous and 4.10's???
 
Big Mike: Check out http://www.f-body.org/gears/ for all your mph/gearing/rpm needs. With a 28" tire it sounds like 4.11's will be perfect.


Chris

69Muscle Nov 19, 2001 02:21 PM

Re: Can I run nitrous and 4.10's???
 
When your ready to sell the CAM (What kind?) Drop me a line.
<img src="graemlins/fluffy.gif" border="0" alt="[Fluffy]" />

Big Mike Nov 19, 2001 02:39 PM

Re: Can I run nitrous and 4.10's???
 
Terry, that's a good thing right?? <img src="images/icons/grin.gif" border="0"> <img src="images/icons/grin.gif" border="0">

Chris, I just checked it out. That is so cool, I never used the calculator before, thanks!!

Kyle, you got it bro! (B1)

[ November 19, 2001: Message edited by: Big Mike ]</p>

69Muscle Nov 20, 2001 12:16 AM

Re: Can I run nitrous and 4.10's???
 
Damn I wished you lived closer, I'd love to see that work done. Are you doing it yourself? That damn 12.5 second timeslip I have just isn't good enough! <img src="images/icons/grin.gif" border="0">

What are you doing with your old heads/cam?

[ November 19, 2001: Message edited by: 69Muscle ]</p>

Pro Stock John Nov 20, 2001 12:26 AM

Re: Can I run nitrous and 4.10's???
 
3.90's are available for 12 bolt rearends. Just not for stock rearends.

Big Mike, you will be fine, those slicks are tall.


[quote]Originally posted by DamianLS1:
<strong>As long as you run a decent size tire, and can SAFELY run it up to 7K on the nitrous you should be fine. Otherwise yes, you would have to shift into fifth.

Maybe some day Strange and Moser will wake up and make 3:90's for the 12 bolt's. THAT gear is great for n/a and nitrous cars.


Josh</strong><hr></blockquote>

Big Mike Nov 20, 2001 12:28 AM

Re: Can I run nitrous and 4.10's???
 
I'm going to sell them when the time comes. Cartek will be doing the new work. I would love to go all MTI but its just not practical being they are 1,600 miles away. I know the Cartek guys well and trust them with my new setup!

Big Mike Nov 20, 2001 12:29 AM

Re: Can I run nitrous and 4.10's???
 
Thanks PSJ!!!!!!


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