Manual Transmission T56 | T5 | MN12 | Clutches | Hydraulics | Shifters

Where do you guys shift at?

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Old Apr 13, 2007 | 04:05 PM
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Default Where do you guys shift at?

How far do you take up the RPM's when you shift at WOT?
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Old Apr 13, 2007 | 04:20 PM
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Bolt-ons and tune I had the shift-lite set to 5900. Now, with heads and cam, I have it set to 6700.
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Old Apr 13, 2007 | 04:26 PM
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Shift where youre car makes peak power at.
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Old Apr 13, 2007 | 05:01 PM
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I think i shift right around 6200-6300rpm. I see no need to take it any higher then that.
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Old Apr 13, 2007 | 05:36 PM
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Originally Posted by brad8266
Shift where youre car makes peak power at.
No, you always want to shift higher than peak. The stock cam flatlines by 5500, but you don't shift it that early. I have experimented alot with shift points with my setup. It peaks at 6400, and having the shift-lite illuminate at 6700 has netted me the best results. Shift RIGHT at peak, and you are guaranteed to have shittier times/traps/results
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Old Apr 15, 2007 | 09:55 PM
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Before changing my clutch. my peak power came at 6300 and I would shift at 6500-6700. I need to put the car back on the dyno. My cam should make power all the way up to 7k.
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Old Apr 15, 2007 | 10:01 PM
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Originally Posted by BriancWS6
No, you always want to shift higher than peak. The stock cam flatlines by 5500, but you don't shift it that early. I have experimented alot with shift points with my setup. It peaks at 6400, and having the shift-lite illuminate at 6700 has netted me the best results. Shift RIGHT at peak, and you are guaranteed to have shittier times/traps/results
It all depends on your particular setup. There is no real way to blanket the shift point. Just becasue one way works better for you does not mean it will for me.
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Old Apr 16, 2007 | 12:43 AM
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Originally Posted by brad8266
It all depends on your particular setup. There is no real way to blanket the shift point. Just becasue one way works better for you does not mean it will for me.
True, but only to a point. While one setup might like you shifting it 300 higher than peak, another might like it to be shifted 600 higher. BUT, you WILL need to shift higher than peak if you want the best results
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Old Apr 16, 2007 | 06:12 AM
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Originally Posted by BriancWS6
BUT, you WILL need to shift higher than peak if you want the best results
Thats straight opinion, not factual. It might work better in your car, but how do you know I will get better results shifting after peak in my car?

Last edited by brad8266; Apr 16, 2007 at 06:32 AM.
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Old Apr 16, 2007 | 06:30 AM
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i usually shift right before 5k if im just toolin around by myself, but if im racing some one il bring it up to 5900 and leave a little comfort zone between the limiter. im surprised im the 1st LT1 to post up..
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Old Apr 16, 2007 | 08:19 AM
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Originally Posted by brad8266
Thats straight opinion, not factual. It might work better in your car, but how do you know I will get better results shifting after peak in my car?
This very subject has been discussed many times. Everything I have always read goes along with what I am saying as well. Tony Mamo has said it, and many, many others. I thought it was common knowledge that you shift a little higher than peak to achieve the best results. It keeps you in the meat of the power after the shift is made.

What does your car peak at? Do you have a graph I can look at? What have you been shifting at? Do you use a shift-lite? Let's get this info together and see if we can improve your mph and et
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Old Apr 16, 2007 | 08:29 AM
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So if people on the Internet that have never driven my car before say to do it then I guess they are right huh?
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Old Apr 16, 2007 | 08:31 AM
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+1 for shifting about peak. My car peaked at 6400, but stayed flat till 7000 and I shifted at 6700 and this gave me the best results. Heck sometimes I turned it to 6995 and then shifted. These both netted me good results.
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Old Apr 16, 2007 | 08:44 AM
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When I'm really on it hard i Shift about 6200-6300, haven't seen a need to take it past that yet, is my DD so don't want to blow it up just yet
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Old Apr 16, 2007 | 09:04 AM
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Originally Posted by brad8266
So if people on the Internet that have never driven my car before say to do it then I guess they are right huh?
I guess since your a moderator then YOUR right, huh? I was trying help you, but I guess you know it all already
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Old Apr 16, 2007 | 10:12 AM
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Originally Posted by BriancWS6
I guess since your a moderator then YOUR right, huh? I was trying help you, but I guess you know it all already
Me being a mod has nothing to do with it. I appreciate the help, Im just trying to see where you are coming from. You said one thing and then backed that statement up by quoting people on the internet. Me, I like to experiment with what works best for my particular car rather than just take what some says on ther net as 100% true.
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Old Apr 16, 2007 | 10:13 AM
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Shift light set to 7000rpm
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Old Apr 16, 2007 | 10:43 AM
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I shift at 6k, I have stock internals no h/c. I think I am shifting at the best time since my peak is at 5500 so I try to stay in my power band.
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Old Apr 16, 2007 | 10:57 AM
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it IS factual that, regardless of your set-up, if you shift at peak power that you will turn out slower e.t.'s.

old rule of thumb is a 1,000k past peak power is a good starting point.

my orange car's setup peaked at 5,800 rpm on the dyno - best results came with 6,700-6,800rpm shifts.

stock ls1's peak in the low to mid 5,000 range... most shift from 6000-6200 on stock motor'd cars to get the best results.

if your combo peaks at 6,000 - shifting at 6,400 is NOT shifting AT peak power.
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Old Apr 16, 2007 | 11:01 AM
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Originally Posted by TeEnAgE pHeNoM
+1 for shifting about peak. My car peaked at 6400, but stayed flat till 7000 and I shifted at 6700 and this gave me the best results. Heck sometimes I turned it to 6995 and then shifted. These both netted me good results.
this is interesting... your car doesn't respond better to running it out to 7k???

if it's flat from 6,700-7,000 i'd think it would go quicker staying in it's power band 300rpm longer. what's your setup???
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