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3.65 Final Drive


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#1 Cloverleaf

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Posted 28 May 2006 - 09:09 PM

What models were these found in or where could I get one?

Also is anyone running one of these with 13" wheels, a 1300 gearbox and 1:1 drop gears, if so what is it like?

Thanks

Joe

#2 Guess-Works.com

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Posted 28 May 2006 - 09:31 PM

the 3.65 was limited to the cooper S, 1275 GT and I believe some allegros

You'll find it a failry short diff, and not one for motoryqay cruising, you'll be doing about 4.3krpm @ 70

#3 Cloverleaf

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Posted 28 May 2006 - 09:42 PM

the 3.65 was limited to the cooper S, 1275 GT and I believe some allegros

You'll find it a failry short diff, and not one for motoryqay cruising, you'll be doing about 4.3krpm @ 70


I've selected it using the gear calculator, I will only be using my mini on track after a successful first outing today. The 3.1 it has for road use is now no longer suitable!

Are these rare then?

#4 vasi

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Posted 28 May 2006 - 09:58 PM

I can't really comment on the rareity of the 3.65:1 FD. But I'm interested in your 3.1 if you are getting shot :-

#5 Cloverleaf

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Posted 28 May 2006 - 10:01 PM

I wasn't thinking of selling it, most bit's just join my collection in the shed! However, when I find a 3.65:1 then I dont see why not!

#6 vasi

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Posted 28 May 2006 - 10:05 PM

It's possible that the GTM has 3.65:1. I rebuilt the box over winter having taken it off the clubby, and I simply cannot remember the tooth count.

I am trying to find out from the previous owner of the box.

#7 Cloverleaf

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Posted 28 May 2006 - 10:17 PM

That would be cool, I'm getting excited about lower gearing already! lol

Time to take the engine out again! lol

#8 Guess-Works.com

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Posted 29 May 2006 - 08:28 AM

I know I have at least one 3.65, but what going to use it in my 1/4 miler, if I find a second then it'll will be up for grabs.....

The alternative is a 3.77 which is slightly more common, but again is rather short.

#9 Oldskoolbaby

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Posted 29 May 2006 - 10:49 AM

Ill be using a 3.6 diff in mine. Ill be on 10 inch wheels aswell which will mean a slightly lower top speed to you. Im not that bothered though. In my last mini I just got used to cruising at about 60. This means the lorries dont over take you and the stupid middle lane hoggers dont bother you either.

#10 mambaman

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Posted 29 May 2006 - 11:34 AM

3.65's, 3.44's and 3.7's fairly common and easy to get hold of. Its the later A+ final drives in lower ratios that are harder to find. I have a stack of 3.1:1's if you want to buy or swap for a 2.95:1.

#11 DaveP

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Posted 29 May 2006 - 11:51 AM

3.65's, 3.44's and 3.7's fairly common and easy to get hold of. Its the later A+ final drives in lower ratios that are harder to find. I have a stack of 3.1:1's if you want to buy or swap for a 2.95:1.


i have one and am in east sussex.....

#12 Cloverleaf

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Posted 29 May 2006 - 01:09 PM

Ok so who's going to sell me a 3.65 and how much? :-




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