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Author Topic: Manual conversion  (Read 2318 times)

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feeutfo

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Manual conversion
« on: 12 February 2012, 13:05:30 »

Do I need to worry about dif ratios?

Is a lightened fly wheel worth the bother?

Anything else to consider?

Ta  :)

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twiglet

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Re: Manual conversion
« Reply #1 on: 12 February 2012, 13:10:24 »

I'd have thought you would have been wanting to fit an LSD with the manual 'box Chris?

I think Serek ran a lighter flywheel (from C20XE IIRC) in his car anyway, but if you want a bespoke lightweight flywheel let me know, as I have a contact at TTV Racing, who specialise in flywheels.

Good luck with the conversion anyway!  :y
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feeutfo

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Re: Manual conversion
« Reply #2 on: 12 February 2012, 13:18:20 »

Thanks T. I have an LSD in the garage. Suppose I should check what ratio it has. Presuming 4.22 or whatever it is. As opposed to 3.9.

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feeutfo

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Re: Manual conversion
« Reply #3 on: 12 February 2012, 14:01:37 »

Bloody hell. I'm loosing the plot here, double posted. ;D

Flew turned brain to mush. :(
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aaronjb

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Re: Manual conversion
« Reply #4 on: 12 February 2012, 14:15:47 »

Bloody hell. I'm loosing the plot here, double posted. ;D

Flew turned brain to mush. :(

;D Evidently! ;)

I thought you just wanted twice the attention ;)
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cem_devecioglu

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Re: Manual conversion
« Reply #5 on: 12 February 2012, 14:16:17 »

for one moment  I thought someone erased my post ;D :y
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feeutfo

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Re: Manual conversion
« Reply #6 on: 12 February 2012, 15:46:29 »

Bloody hell. I'm loosing the plot here, double posted. ;D

Flew turned brain to mush. :(

;D Evidently! ;)

I thought you just wanted twice the attention ;)
Ffs, Flu, I meant Flu! ;D
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joshwyatt

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Re: Manual conversion
« Reply #7 on: 12 February 2012, 15:54:01 »

I must admit I never thought I'd see you convert yours to a manual. As much as I love my manual 2.6, the manual Omega box isn't great.
I've got an ex TVP manual 3.2 estate if you want to blast around in one for a bit, check compatability of parts etc.

Kevin Wood

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Re: Manual conversion
« Reply #8 on: 12 February 2012, 16:31:49 »

Check the diff ratio carefully. Manual boxes are geared shorter than auto, so with the same diff it'll be shorter gearing. With a 3.2 I'd say a 4.22 diff would be too short. 3.0 manuals had 3.7 and were still geared shorter in 5th than an auto, not that that's necessarily a bad thing unless hitting the rev limiter before 150 MPH is a show stopper. ::)

a 3.2 auto has 3.9 diff by default, so I'd try it with that at first, then see which direction you want to go for an LSD.
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Kevin Wood

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Re: Manual conversion
« Reply #9 on: 12 February 2012, 16:32:36 »

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serek

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Re: Manual conversion
« Reply #10 on: 12 February 2012, 17:31:24 »

I must admit I never thought I'd see you convert yours to a manual. As much as I love my manual 2.6, the manual Omega box isn't great.
I've got an ex TVP manual 3.2 estate if you want to blast around in one for a bit, check compatability of parts etc.
would you mind check if your 2.6 and 3.2 have same rev on 70mph??
as 2.6 are fitted with R25
3.2 have R30 gearbox that shoud have 5 th gear longer.
thanks

TheBoy

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Re: Manual conversion
« Reply #11 on: 12 February 2012, 18:27:12 »

I must admit I never thought I'd see you convert yours to a manual. As much as I love my manual 2.6, the manual Omega box isn't great.
I've got an ex TVP manual 3.2 estate if you want to blast around in one for a bit, check compatability of parts etc.
would you mind check if your 2.6 and 3.2 have same rev on 70mph??
as 2.6 are fitted with R25
3.2 have R30 gearbox that shoud have 5 th gear longer.
thanks
Not R28?

2.6 and 3.2 will have diffeerent diffs I suspect
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feeutfo

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Re: Manual conversion
« Reply #12 on: 12 February 2012, 18:28:44 »

Hmmm. 4.2 dif currently. Suck it and see.

First glance at speed range chart suggests 4.2 gives 25mph in first,with top wack at 140, which sounds a bit short...  but then 3.9 gives 27 in first and 150 top wack.

Acceleration will be good but changing gear in quicker succession might be tiresome. I guess we'll have to see. :)

I do miss blipping on down changes.
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serek

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Re: Manual conversion
« Reply #13 on: 12 February 2012, 20:45:28 »

I must admit I never thought I'd see you convert yours to a manual. As much as I love my manual 2.6, the manual Omega box isn't great.
I've got an ex TVP manual 3.2 estate if you want to blast around in one for a bit, check compatability of parts etc.
would you mind check if your 2.6 and 3.2 have same rev on 70mph??
as 2.6 are fitted with R25
3.2 have R30 gearbox that shoud have 5 th gear longer.
thanks
Not R28?

2.6 and 3.2 will have diffeerent diffs I suspect
3.2 and 2.2 dti OLNY fitted with R30

2.6 and 3.2 manual have 3.9 diff

serek

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Re: Manual conversion
« Reply #14 on: 12 February 2012, 20:49:40 »

Hmmm. 4.2 dif currently. Suck it and see.

First glance at speed range chart suggests 4.2 gives 25mph in first,with top wack at 140, which sounds a bit short...  but then 3.9 gives 27 in first and 150 top wack.

Acceleration will be good but changing gear in quicker succession might be tiresome. I guess we'll have to see. :)

I do miss blipping on down changes.
what I like with 4.22 diff car go on every gear same from 0 to 140+ speed just keep going :)
with 3.9 diff will go over 150 easy , but where you going to drive this sort of speed in uk? ::)
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