LSD
Author
Discussion

cito quod fortis

Original Poster:

206 posts

218 months

Tuesday 23rd February 2010
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I'm sure somewhere on here there was a discussion about the most suitable LSD for the G50, but can't for the life of me find it. Any one have any thoughts on this, ie Porsche, Quaife, are Kaaz any good, any others? Best place (not too pricey) to get one would be useful too. Thanks. Andy

LuckyP

6,243 posts

254 months

Wednesday 24th February 2010
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Quaife ATB. One of my top three mods (that, Kumhos and the race springs).

An extremely flattering drive out of low speed corners, good traction for drag style track starts and lifetime cover.

About £750 I think and then someone to fit it.

HTH

Pete

ROWDYRENAULT

1,294 posts

243 months

Thursday 25th February 2010
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I agree with P the Quaife works really well. Lee

Stig

11,823 posts

313 months

Thursday 25th February 2010
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Just to buck the trend, I found that running without LSD reduced understeer.

LuckyP

6,243 posts

254 months

Thursday 25th February 2010
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Stig said:
Just to buck the trend, I found that running without LSD reduced understeer.
Nope - I'm with you on that Stig. It does tend to push the nose on. With our power/weight though, it's easily corrected with bucket loads of throttle and an arm of O/L!!

UltimaCH

3,181 posts

218 months

Thursday 25th February 2010
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LuckyP said:
Stig said:
Just to buck the trend, I found that running without LSD reduced understeer.
Nope - I'm with you on that Stig. It does tend to push the nose on. With our power/weight though, it's easily corrected with bucket loads of throttle and an arm of O/L!!
Keep braking some more into the corner should get the nose planted and directed the way you want. Not too much or hard or else the back end may end up pointing in the wrong direction yikes Now, with some throttle play and quick O/L you could keep it under control but you may loose precious time and not be too tidy looking biggrin

LuckyP

6,243 posts

254 months

Thursday 25th February 2010
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UltimaCH said:
LuckyP said:
Stig said:
Just to buck the trend, I found that running without LSD reduced understeer.
Nope - I'm with you on that Stig. It does tend to push the nose on. With our power/weight though, it's easily corrected with bucket loads of throttle and an arm of O/L!!
Keep braking some more into the corner should get the nose planted and directed the way you want. Not too much or hard or else the back end may end up pointing in the wrong direction yikes Now, with some throttle play and quick O/L you could keep it under control but you may loose precious time and not be too tidy looking biggrin
That does reminds me of the Ultima's first excursion on a track. Somewhere in Italy during the Cannonball Run Euroupe 2006. As a track day virgin, I hammered down the straights and gingerly applied the brakes 100yrds too early for the corners. The nose bobbed up again (still on the straight) and I turned the wheel in as the nose approached it's highest point!! All I could think was "What sort of car have I built? It doesn't want to turn!!!' Ha!!!

You have to make these mistakes I s'pose.........


Stig

11,823 posts

313 months

Thursday 25th February 2010
quotequote all
LuckyP said:
UltimaCH said:
LuckyP said:
Stig said:
Just to buck the trend, I found that running without LSD reduced understeer.
Nope - I'm with you on that Stig. It does tend to push the nose on. With our power/weight though, it's easily corrected with bucket loads of throttle and an arm of O/L!!
Keep braking some more into the corner should get the nose planted and directed the way you want. Not too much or hard or else the back end may end up pointing in the wrong direction yikes Now, with some throttle play and quick O/L you could keep it under control but you may loose precious time and not be too tidy looking biggrin
That does reminds me of the Ultima's first excursion on a track. Somewhere in Italy during the Cannonball Run Euroupe 2006. As a track day virgin, I hammered down the straights and gingerly applied the brakes 100yrds too early for the corners. The nose bobbed up again (still on the straight) and I turned the wheel in as the nose approached it's highest point!! All I could think was "What sort of car have I built? It doesn't want to turn!!!' Ha!!!

You have to make these mistakes I s'pose.........
hehe

I wasn't suggesting not to have LSD (beneficial in other ways of course), but like all things, you adopt different driving techniques to get the most out of the setup you have.

Pete - as you'll now know very well, the first 2 things you learn very quickly as you get faster on track are to brake and turn in later! smile

UltimaCH

3,181 posts

218 months

Thursday 25th February 2010
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True, the use of weight transfer does wonders when you get the hang of things, but until you master the trick, you stamp on the brakes, let go at the beginning of the corner and turn in...., surprise, surprise, your going wideeeee and sweat starts forming under your helmet as you hammer the brakes and see how things get it all wrong. Sometimes, its a fine balance between goes, going.... gone. Hmmmm I wonder what went wrong.

LuckyP

6,243 posts

254 months

Thursday 25th February 2010
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Stig said:
....turn in later! smile
Don't get me started on that! Was I the only novice to think that if I turned in early I'd have a bit 'in hand' for the exit......rolleyes whoopsy

Paul.B

3,949 posts

293 months

Thursday 25th February 2010
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You want to try shaking off nearly 15 years of Roadcraft training when you venture on track. Adopting the push-pull steering and no brake gear overlap is not quite the correct manner!!

I'm only just managing to make a total switch to my driving attitude when on circuit. I could do with a few more laps with Mike Cooper or Dave (about 100 would help) to start adding some more of the track driving fineries.

Paul.B driving

cito quod fortis

Original Poster:

206 posts

218 months

Thursday 25th February 2010
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Thanks for the information. Where can I get the Quaife ATB for £750? Luckily I already have Mr Rushall on hand for any work more complex than filling with petrol. Cheers. Andy

LuckyP

6,243 posts

254 months

Friday 26th February 2010
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WhhoooaaaHHH!!!

From the Quaidfe site:

G50 - 911 1987 on, 930 5 spd 1989 on, 993, 968 40.309.160 1,395.00

Appologies these have doubled in price in 4 years!!