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Old 01-06-2013, 04:39 PM   #1
Greg Reimer 7376
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Cool Re: Need Gear Recommendation

Sounds like you're close, but try short shifting it about 6500 and seeing what happens. I usually don't turn a 327 that high through the gears. 5.38's to 5.13's isn't that different-5-7 % or so. You do need 60 foots in the 1.55-1.58 range, though. What class are you shooting for, and what index?
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Old 01-06-2013, 04:47 PM   #2
Alan Roehrich
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Default Re: Need Gear Recommendation

Yeah, the 1-2 shift probably needs to be about 6200-6400, at most.

The 5.38 will help if you swap to a 2.52 low gear, what's going on here is you have way too much drop between 1st and 2nd, the car is not moving fast enough, and the RPM drops too far.
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Old 01-06-2013, 04:58 PM   #3
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Default Re: Need Gear Recommendation

Think Mark is on it...converter or something else needs to be addressed. That 60 ft has to get better regardless of which index you're after.
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Old 01-06-2013, 05:02 PM   #4
Myron Piatek
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Post Re: Need Gear Recommendation

Carb tuning is a big factor as well!
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Old 01-06-2013, 09:54 PM   #5
Mark Yacavone
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Default Re: Need Gear Recommendation

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Originally Posted by Myron Piatek View Post
Carb tuning is a big factor as well!
That was going to be my point too, Myron... after I asked about the total timing, and where the cam is in at.
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Old 01-06-2013, 05:35 PM   #6
Lonnie Cox
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Default Re: Need Gear Recommendation

Quote:
Originally Posted by Greg Reimer 7376 View Post
Sounds like you're close, but try short shifting it about 6500 and seeing what happens. I usually don't turn a 327 that high through the gears. 5.38's to 5.13's isn't that different-5-7 % or so. You do need 60 foots in the 1.55-1.58 range, though. What class are you shooting for, and what index?
Greg its is a 350 cid the class is I/SA 12.30 index,
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Old 01-06-2013, 05:40 PM   #7
Lonnie Cox
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Default Re: Need Gear Recommendation

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Originally Posted by Lonnie Cox View Post
Greg its is a 350 cid the class is I/SA 12.30 index,
converter is ATI 8inch Treemaster Salesman Charlie Plott
The 2 step was not hooked up, seems to do better when I flashed @ about 2800
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Old 01-06-2013, 05:54 PM   #8
Joe Abbazia
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Default Re: Need Gear Recommendation

look under the hood not the rear.
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Old 01-06-2013, 07:26 PM   #9
Rich Biebel
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Default Re: Need Gear Recommendation

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Originally Posted by Joe Abbazia View Post
look under the hood not the rear.
I agree with Joe...

You have a good converter and the gearing is not that far off..

60 foot time is pretty slow....and RPM at the finishline is low....as is your MPH, and gearing it up is not going to help....

Either your motor is pretty weak or it is not tuned right....
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Old 01-06-2013, 09:20 PM   #10
Monte Howard
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Default Re: Need Gear Recommendation

Gearing is fine, they are right, you need more HP. Look at you r chassis and make sure everything is moving freely. I found 3 tenths in the chassis on my stocker.

But I think you really need some Hp.
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