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Author: Subject: Redtop Gearbox??
Russiow

posted on 6/6/06 at 11:01 PM Reply With Quote
Redtop Gearbox??

Could anyone tell me the best gearbox to put behind an XE for a rear wheel drive conversion???

So far I have the option of

Type 9, Manta 1.8......are there anymore

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Fatgadget

posted on 7/6/06 at 12:11 AM Reply With Quote
How well endowed is your wallet that you find a Type 9 or a Manta box inadequate for an XE motor then?..... That much?....Sheeeeet!! You better check out these guys then.

Elite IL300 6 speed sequential....Iam sure that will be enough to make your onions go green mate!




Elite Transmissions



[Edited on 7/6/06 by Fatgadget]

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ned

posted on 7/6/06 at 06:39 AM Reply With Quote
just to add to what calvinx has said the type 9 has more aftermarket bits available in terms of strengthening and ratio kits from the likes of bgh, quaife, tran-x etc which often makes it the more desirable box for the job.

the manta box won't last forever and afaik there are no aftermarket bits available for it. you can however use internals from a 2ltr manta gte box but you need to swap the internals as the bellhousing which forms part of the gearbox casing/casting is the wrong way round (ie starter on wrong side)

Ned.

ps i've got a manta gte box that you're welcome to for spares..

pps just for completeness there was once a bellhousing made for the xe to the cossie t5 box but i found the box to be huge and fit no where near the size of my chassis/tunnel and I was unable to trace anyone still making the bellhousing. I managed to speak to someone who used to make them but they sold the rights/drawings and didn't know what had become of them.

[Edited on 7/6/06 by ned]





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NS Dev

posted on 7/6/06 at 09:23 AM Reply With Quote
Just to add, having used and broken a number of manta (Getrag 240) and ford type 9 gearboxes, they are basically as weak as each other.

The Getrag is a much better more modern 'box, but NO competition bits are available for it at all. I would say the getrag is marginally stronger but in reality in a light car like a 7 either will do the trick, so you may as well go for the type 9 to allow for future upgradeability.





Retro RWD is the way forward...........automotive fabrication, car restoration, sheetmetal work, engine conversion retro car restoration and tuning

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Mr G

posted on 7/6/06 at 10:42 AM Reply With Quote
Remember the alloy XE to Ford bellhousings (Yukspeed SBD etc) are available in a variety of options

0 Degree for upright fitment or 7 degree for inclined.

Then there is the choice of short shaft gearbox option (2.0l) or long (V6)

Personally I would go for the 0 degree short which would always give you the option to add a 25mm spacer between the bellhousing and gearbox if you ever wanted to fit a long input shaft ford box.

(v6 type 9 has better ratios)

You can't do it the other way round if you get the bellhousing for the long input shaft

Hope that helps, although reading it back it sounds as clear as mud


Cheers


G

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Steve Lovelock

posted on 7/6/06 at 01:59 PM Reply With Quote
OK, so that is the gearbox sorted but what of the clutch? I read somewhere that the ford plates were too thick and that a special plate is required but that seems like a lot of money. What is the cheapest solution to the clutch for a road car (ie doesn't need to be super extreme)?
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Mr G

posted on 7/6/06 at 02:56 PM Reply With Quote
quote:
Originally posted by Steve Lovelock
OK, so that is the gearbox sorted but what of the clutch? I read somewhere that the ford plates were too thick and that a special plate is required but that seems like a lot of money. What is the cheapest solution to the clutch for a road car (ie doesn't need to be super extreme)?


What flywheel have you got? flat or recessed?

Original vauxhall pressure plate with a ford 1" x23 spline friction plate should work no problem on a flat faced. As long as it is has those dimensions i.e a Sierra 2.3D would fit the job and also be a bit beefier as standard.

You'll also need a spigot bearing knocked into the end of the crankshaft

[Edited on 7/6/06 by Mr G]

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Steve Lovelock

posted on 7/6/06 at 04:02 PM Reply With Quote
Not sure what flywheel it has as I am collecting the engine at the weekend.
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chrsgrain

posted on 8/6/06 at 07:35 AM Reply With Quote
Hi,

I'm using an omega 'box - which does (just) fit in the Dax chassis. Using a standard vauxhall flywheel with a calibra (standard) clutch plate. The concentric hydraulic clutch needed a spacer 20mm (I think) think behind it which I got lathed up in aluminium. It all appears to work at the moment!

I've got a spare omega box if anyone is interested!

Chris

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ned

posted on 8/6/06 at 07:48 AM Reply With Quote
I made a spacer up for my concentric clutch out of an old mahle piston! I'd heard that a ford v6 clutchplate was a good option as ti could handle more torque. I tried the one off the pinto in the vauxhall cover plate and it fitted but wouldn't have been strong enough. v6 or diesel ones as mentioned should be tougher.

Ned.





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Russiow

posted on 9/6/06 at 04:02 PM Reply With Quote
Thank you all for your input...

I have been to the scrap yard today and found an abundance of omegas so it looks like I will be using one of them.

Do they run a hydraulic clutch?

Are they stronger than the others etc.

By the was this engine and box will be going in a space framed off road buggy so it needs to be fairly strong.

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NS Dev

posted on 10/6/06 at 08:32 AM Reply With Quote
Omega box is stranger as far as I know, and I "think" that they did have hydraulic clutches, at least on some of them.

Only slight complication (in a 7) is that they use a"rubber donut" coupling on the back of the box, but on an offroader that may actually be quite nice to lower the shock loading on the transmission.





Retro RWD is the way forward...........automotive fabrication, car restoration, sheetmetal work, engine conversion retro car restoration and tuning

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chrsgrain

posted on 10/6/06 at 05:08 PM Reply With Quote
Yes, hydraulic clutch. It has a connector after the flexi pipe from the gearbox - make sure you get both sides of the connector (one end has a steel pipe welded to it) otherwise they are a pain to connect up. Once you have the (male as I remember) end with the steel pipe on it you can connect that to copper for the hydraulic clutch - I got mine done by silver solder for me.

Chris

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Russiow

posted on 12/6/06 at 05:44 PM Reply With Quote
Thanks for your help guy!!

Will keep you posted....

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Russiow

posted on 29/7/06 at 11:10 PM Reply With Quote
Well.....

L Reg Sri Cav was delivered today, engine is now out and has parted company with gearbox.

Got to go to scrapyard and get a Omega gearbox from a 2ltr Ecotec.

I can't see any problems as the Ecotec as basically the same engine????

Gonna run a Superclutch or Helix so that bit is sorted.

I'm guessing that the release bearing will work on the xe.

Any comments???

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Russiow

posted on 29/7/06 at 11:13 PM Reply With Quote
Forgot to ask two things??

SUMP!!!

Can i use the Omega sump? It is already in an RWD car so the baffles should be right....

FLYWHEEL

I guess I should use the Omega Flywheel, will it fit ok??

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Russiow

posted on 31/7/06 at 07:39 PM Reply With Quote
Come on guys can you please help out on this one!!! Im due down the scrap yard on Friday to get the box and flywheel.
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Stu16v

posted on 31/7/06 at 10:03 PM Reply With Quote
The sump *should* bolt on IIRC. But, a better alternative would be to source a Manta 'big wing' sump....





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Russiow

posted on 2/8/06 at 08:52 PM Reply With Quote
I heard today that the eco-tec sump has larger sized bolts??

Is this true??

Also that the Eco-tec crank has a different bolt pattern or different amount.

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ned

posted on 2/8/06 at 09:22 PM Reply With Quote
I'd be guessing but I know the 8v's have fewer bolts on the flywheel.

No idea about the sump bolts but I'd be suprised if they were larger but I am often wrong.

Ned





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gazza285

posted on 2/8/06 at 10:06 PM Reply With Quote
quote:
Originally posted by ned
I'd heard that a ford v6 clutchplate was a good option as ti could handle more torque. I tried the one off the pinto in the vauxhall cover plate and it fitted but wouldn't have been strong enough. v6 or diesel ones as mentioned should be tougher.

Ned.



I was under the impression that the torque capacity was set by the cover plate springs, not the plate. It certainly works that way with the 7&1/4" racing clutches.





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NS Dev

posted on 2/8/06 at 10:07 PM Reply With Quote
ecotec crank is 6 bolt, XE is 8, that's one of the strang points of the XE and weaker points of the Ecotec, the crank on the XE is much stronger.

Sump wise they should be the same bolt pattern, as the rubber gasket I use on my XE sumps is a part listed by vauxhall for the ecotec and strangely not for the XE!





Retro RWD is the way forward...........automotive fabrication, car restoration, sheetmetal work, engine conversion retro car restoration and tuning

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NS Dev

posted on 2/8/06 at 10:09 PM Reply With Quote
quote:
Originally posted by gazza285
quote:
Originally posted by ned
I'd heard that a ford v6 clutchplate was a good option as ti could handle more torque. I tried the one off the pinto in the vauxhall cover plate and it fitted but wouldn't have been strong enough. v6 or diesel ones as mentioned should be tougher.

Ned.



I was under the impression that the torque capacity was set by the cover plate springs, not the plate. It certainly works that way with the 7&1/4" racing clutches.


True, but on road clutches the torsion damping springs on the friction plate have a limit too, they tend to break up if constantly coil bound under acceleration.





Retro RWD is the way forward...........automotive fabrication, car restoration, sheetmetal work, engine conversion retro car restoration and tuning

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liam.mccaffrey

posted on 3/8/06 at 07:00 AM Reply With Quote
ill whip a sump bolt out of the ecotec tonight and post the results
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