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When to shift ?

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Old Dec 25, 2001 | 09:46 PM
  #21  
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Default Re: When to shift ? (Mr Mojo)

Makes me think ... I'm always doing a gradual "easing in" of the gear ... I just let er' up while I'm revving it ...it's that simple ? The tranny will be OK ... I
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Old Dec 25, 2001 | 09:49 PM
  #22  
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Default Re: When to shift ? (rafzz4)

I was trained on a "tach-less" tranny, so I go by ear, and 1500-2000 is what I wind up shifting at ... old habits are hard to break ... but it does explain the lack of "performance-driving" on my part :)
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Old Dec 26, 2001 | 12:08 AM
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Default Re: When to shift ? (jimbomill)

Jim, when you are shifting at WOT, the rpm's will never drop below 4500. I have a video of my tach somewhere.
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Old Dec 26, 2001 | 11:33 AM
  #24  
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Default Re: When to shift ? (jimbomill)

Here's a video of a typical 1/4 mile run.
http://temp.corvetteforum.net/c4/mrmojo2//shiftvid2.mpg
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Old Dec 26, 2001 | 12:43 PM
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Default Re: When to shift ? (Mr Mojo)

excellent info ! Did you go sequentially thru the gears, or did you do skip one along the way ? (1-2-4, for instance)
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Old Dec 26, 2001 | 12:51 PM
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Default Re: When to shift ? (jimbomill)

1-2-3-4 always at the track.
Sometimes on the street I might skip a gear depending on where I'm at.
I've gone 1-4 on purpose(cags is disabled) I've gone 2-5, 3-5, all depends.
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Old Dec 26, 2001 | 01:37 PM
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Default Re: When to shift ? (jimbomill)

I have an '86 with the 4+3 tranny.

Most here have talked about shifting while racing, but if you're talking about around town - just cruising - no showing off (well, you're always showing off in a Vette - even if you're standing still!)

I do a lot of 1, 2OD, 4OD. As I ease into the next gear, the RPMs are usually drop to around 800-900 with engagement.

I've been in traffic where I might pull it out of OD and do a 2, 4OD shift. As I write this, I realize I don't use 3rd much at all....

My main purpose here is to get into a low RPM 4OD as quickly as possible. Getting 20+ MPG while holding back the power until I want it is a nice feeling.
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Old Dec 26, 2001 | 10:55 PM
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Default Re: When to shift ? (Mr Mojo)

I just recently had CAGS disconnected ... a great piece of advice !
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Old Dec 26, 2001 | 10:58 PM
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Default Re: When to shift ? (86VetteBill)

That's good MPG ... despite my "low rpm" shift, I'm nowheres near that number ... but I take great comfort as it's a Vette, not a Honda Civic .. BIG difference where it counts !
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Old Dec 26, 2001 | 11:41 PM
  #30  
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Default Re: When to shift ? (Mr Mojo)

Pop the clutch at 4,000 rpm, you'll break them loose. :D [/QUOTE]

Thanks Mojo, your video clips are very cool! I liked the one where you just hammered it at the track bumping the rev limiter! :)


[Modified by eamador11, 9:45 PM 12/26/2001] :yesnod:


[Modified by eamador11, 9:47 PM 12/26/2001]
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Old Dec 28, 2001 | 05:58 PM
  #31  
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Default Re: When to shift ? (eamador11)

I've seen it a couple of times where a Camaro would be cruising out of a stop light and he can chirp into 2nd gear @ only 10mph!
I've done this a lot in my automatic 1987. Not exactly sure what causes it.
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Old Dec 30, 2001 | 01:59 AM
  #32  
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Default Re: When to shift ? (jimbomill)

Basically, just shift before the power curve drops. Of course, you need to antecipate this!. :D
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