MG ZS180 - I've bought another cheap track car...

MG ZS180 - I've bought another cheap track car...

Author
Discussion

snotrag

14,481 posts

212 months

Thursday 9th September 2021
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They are hydraulic I think.

I'm going with Alternator belt.

Megaflow

9,457 posts

226 months

Thursday 9th September 2021
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Am I the only one that can only think of f**k it from the registration

jeremyc

23,546 posts

285 months

Thursday 9th September 2021
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Water pump?

TheOctaneAddict

766 posts

48 months

Thursday 9th September 2021
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Head gasket?

ALBA MELV

387 posts

157 months

Thursday 9th September 2021
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Hopefully not one of the timing belts

Smitters

4,006 posts

158 months

Thursday 9th September 2021
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Throttle Cable is my bet.

seiben

Original Poster:

2,347 posts

135 months

Thursday 9th September 2021
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Volvolover was closest - clutch hydraulics have gone. Known issue, and I'm glad I found out now, but still annoying!

InitialDave

11,951 posts

120 months

Thursday 9th September 2021
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Yep, I had one of these, drive brilliantly, but the clutch hydraulics are a joke.

Don't even bother trying to fix the standard stuff, throw it away and fit metal Honda parts using a Dark Ice Designs kit or a DIY equivalent.

Cambs_Stuart

2,886 posts

85 months

Thursday 9th September 2021
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How long did you get before it packed up?

seiben

Original Poster:

2,347 posts

135 months

Thursday 9th September 2021
quotequote all
It was fine for the first session (which was damp, naturally!) and then went about two laps into the second session. After lettng it cool down properly I managed about 5 dry laps in the third session before losing the pedal again, so called it a day.

A touch disappointing, but in a weird sort of way I got exactly what I wanted from the day in that I was able to uncover issues that would not have been obvious on the road. There was no sign of dragging from the brakes, the car pulls really well, it's a lot of fun and it wouldn't surprise me if it turned out to be quicker than the rx8... in a straight line at least! Plus, it was definitely worth getting the bucket seat sorted first. Considering it's still on standard shocks and springs it handles very well, with a slight penchant for oversteer in this morning's damp hehe

A quick furtle suggests the slave is the culprit, brought on by heatsoak after the first session. Not something I was going to discover on the road!



It looks to have already had an uprated setup at some point, but judging by the state of the slave cylinder it's all of a certain age. I've ordered a full Sheddist kit, and in the meantime stripped the old setup out.



Edited by seiben on Friday 10th September 09:44

Jonny-Jimbo

294 posts

78 months

Friday 10th September 2021
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I had this issue when I first took my BMW 5 series on track... the issue was that first track day was at the Nurburgring! We got in 2 hotish laps, then the clutch pedal went. I could still drive okay, so I cruised round the second half of the lap. Pulled into the car park and left it for an hour whilst I had lunch. It didn't come back. Luckily, a friend of a friend was there too, who I hadn't met, but knew of and recognised his M3. By chance, another friend of his had hired a track car for the day, and we limped it to their workshop. They bled the clutch for me on a Sunday (in Germany!!) for a couple of beers.

I always thought I was the only person to have cooked clutch hydraulics on a first track day!! I'm glad I'm not the only one. As you say, it's good to get these niggles worked out to get the car more reliable.

seiben

Original Poster:

2,347 posts

135 months

Friday 10th September 2021
quotequote all
Here's a vid of basically all the track-time I had of the day, for anyone interested.

Bear in mind it was damp, my first time at Mallory, and my first time in the ZS on track so I'll have no commentary on my lines please hehe

FFWD to the last three minutes to see the only dry laps I got - after a long cool-down period I managed to get the clutch pedal back for long enough to have another crack. Notice me struggle with the clutch again as soon as the chap in the MGB lets me past, try to take the hairpin in 3rd (bad idea), and lose it altogether before diving back into the pits.


Cambs_Stuart

2,886 posts

85 months

Friday 10th September 2021
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I need to book another track day. It's been too long.

Slightly off topic, what camera are you using? It's a really nice picture.

Hope you get the car sorted and back having fun soon.

seiben

Original Poster:

2,347 posts

135 months

Friday 10th September 2021
quotequote all
Thanks Stuart - it's an al-cheapo GoPro Hero I've had for about 5 years I think.... the cheap 'all-in-one' unit they brought out. I think it was about 150 quid?

In other news.... the postman has been biggrin


Accelebrate

5,252 posts

216 months

Friday 10th September 2021
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Sorry to hear that it expired so soon. What did you make of what you saw of Mallory? I went there with fairly low expectations recently but enjoyed it more than I expected to. Carrying increasing speeds around Gerard’s kept me entertained for the day.

seiben

Original Poster:

2,347 posts

135 months

Monday 29th November 2021
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Nothing like a nice delay in updating a thread, right? biggrin

In fairness not a colossal amount has happened with the MG since Mallory, however I did at least manage to get the clutch sorted in time for the next outing at Cadwell Park back in October.

This was to be a far bigger challenge than a quick swiz around Mallory - a trackday on Saturday followed by the final round of this year's Javelin Sprint Series on the Sunday.

There's always something fun about arriving at a track and unloading in the dark before a full weekend, particularly when there's a load of sprint competitors who want to come and have a nosey and ask wtf I'm doing in a fwd Rover hehe



Oh and the car has been christened...



The trackday was enormous fun - I was a little worried after Mallory that the car would conk out again or I wouldn't bond with it, however I needn't have worried. It was also useful for highlighting the weaknesses of the current setup (such as it is...). As predicted, the stock suspension is the biggest issue, with the car flopping all over the place through the woodland section. I'm also getting the ABS kicking in, and a couple of the calipers are dragging too.

But other than that, it's really quite a good track car and I think there's plenty of potential to go chasing after the old RX8's times biggrin







I think I ended up 4th in a class of 8 during the sprint, which isn't too shabby really, and plenty of room for improvement next year. I've a set of coilovers, new calipers and braided lines ready to go on, and I'll give the geo a tweak to build in some camber as I'm scrubbing the sidewalls horribly at the moment.

Oh, and I need to go and see if it starts as it's been sat on the trailer for about 7 weeks yikes

A couple of vids from the weekend:

Trackday:



Sprint (including a small moment at the gooseneck:




Cambs_Stuart

2,886 posts

85 months

Monday 29th November 2021
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Good work, 4th out of 8 is a decent result for a car you're still working on.
It's interesting to re-read about the clutch issues, i met a chap at bedford last week who was there in a 1.1 Peugeot 106 due the fact his ZS180 clutch had packed in.

darkyoung1000

2,037 posts

197 months

Monday 29th November 2021
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Nice to see it running around Caldwell, my favourite circuit for sure. I particularly like the expansion of delight on the approach to the Mountain! smile

EthanSmale

17,540 posts

180 months

Monday 29th November 2021
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Nice one. I love a ZS180 and they're quite rare now

Jonny-Jimbo

294 posts

78 months

Wednesday 1st December 2021
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Great thread. My ex-partners family were MG obsessed;
Dad - MG ZS
Mum - MG ZR
Sister - MG TF
My ex - MG Metro

I always liked the cars, but due to this previous association... and the fact I'm more into Triumphs... I never looked into them much. However, this thread may have persuaded me. I look forward to seeing progress even if it's a little slow! (Not a judgement, just picking up that you said progress may not be that quick!)