Premier Power

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Discussion

evotell

Original Poster:

138 posts

139 months

Saturday 4th April 2015
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We have just completed a Premier Power 155 upgrade on a Sigma we build for one of our customers last year. Super impressed with Stuart. The drive ability is excellent with a good power advantage over 4500. The quality of all the components is 1st class.

Highly recommended.

KRL

121 posts

158 months

Wednesday 22nd April 2015
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Good power advantage over what? Standard 125 or other 140 upgraded cars?

apexcone

Original Poster:

138 posts

139 months

Wednesday 22nd April 2015
quotequote all
KRL said:
Good power advantage over what? Standard 125 or other 140 upgraded cars?
We fitted the F155 kit to a bone stock Sigma. The thing that is really noticeable is the power over 5k, the light weight flywheel makes a huge difference and brings the engine alive.





KRL

121 posts

158 months

Thursday 23rd April 2015
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Thanks good to know. Not heard a bad word said about any Premier Power upgrades so far! Still I'm interested to know how it compares to the Caterham 140 upgrade.

apexcone

Original Poster:

138 posts

139 months

Thursday 23rd April 2015
quotequote all
KRL said:
Thanks good to know. Not heard a bad word said about any Premier Power upgrades so far! Still I'm interested to know how it compares to the Caterham 140 upgrade.
I've never driven a 140 so I'm not able to comment, Stuart is a great guy. We are pleased to have been appointed his North American Dealer. smokin

framerateuk

2,733 posts

185 months

Thursday 23rd April 2015
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KRL said:
Thanks good to know. Not heard a bad word said about any Premier Power upgrades so far! Still I'm interested to know how it compares to the Caterham 140 upgrade.
Someone on the facebook group did the upgrade to the 175 from a 140 and said it was great. Revs through much faster with noticeably increased power over 3.5k and more gain over 5k.

I must admit, I'm tempted when I'm sat in front of a computer, but whenever I go out and drive the car I always feel it's got enough power as it is.

apexcone

Original Poster:

138 posts

139 months

Thursday 23rd April 2015
quotequote all
framerateuk said:
Someone on the facebook group did the upgrade to the 175 from a 140 and said it was great. Revs through much faster with noticeably increased power over 3.5k and more gain over 5k.

I must admit, I'm tempted when I'm sat in front of a computer, but whenever I go out and drive the car I always feel it's got enough power as it is.
In my experience the power issue is a drug. People here in north America appear addicted to HP, but in the end how much is enough. I would wholeheartedly agree with you once you get behind the wheel regardless of how much power it has the Caterham is the best fun you can have with your trousers on.

coppice

8,624 posts

145 months

Thursday 23rd April 2015
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And even more fun when you drive someone else's I hear.

ghibbett

1,901 posts

186 months

Saturday 25th April 2015
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Anyone know the prices of their conversions?

framerateuk

2,733 posts

185 months

Saturday 25th April 2015
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The 175 conversion was about 5k when I checked last.

There's a lot of work needed to get the Sigma to that sort of power by the looks of it.

mharris

148 posts

163 months

Saturday 25th April 2015
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framerateuk said:
The 175 conversion was about 5k when I checked last.

There's a lot of work needed to get the Sigma to that sort of power by the looks of it.
Add another 800 quid and then VAT on that 5k figure. It certainly isn't cheap.

ghibbett

1,901 posts

186 months

Sunday 26th April 2015
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So almost 7k. Wow! eek

I wonder how much value, if any, it would add to the car?

mic

376 posts

234 months

Sunday 26th April 2015
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Might be better to fit a Duratec 2L for that money, by the time you've sold the Sigma parts it will be less than 7k and you'll have 190+ bhp.

apexcone

Original Poster:

138 posts

139 months

Sunday 26th April 2015
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ghibbett said:
So almost 7k. Wow! eek

I wonder how much value, if any, it would add to the car?
Probably not 7k.

I would agree if your talking about just power and money, but as I understand it the 7 is is also about weight. Stuart did tell me and if my memory serves me I seem to remember that the F175 sigma when fitted with the light weight flywheel is 21 kg lighter than the Duretec. So I think even with the extra 15 hp that was mentioned it still wouldn't be as quick as the Sigma, not to forget the braking advantage with the Sigma

ghibbett

1,901 posts

186 months

Monday 27th April 2015
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Well according to mharris it's 5.8k + VAT = 6,960, so yes almost 7k is right.

Perhaps that 7k is good value, however without knowing all the constituent parts we cannot say. Certainly in comparison to DVA Power for K-series modifications, whereby 135bhp -> 170bhp is £2.5k, PP come across as (v) expensive.

DVA POwer also have more 'stages' so upgrades can be done over time with the expense spread out. It's a pity Premier Power don't offer something like this. Or do they?

KRL

121 posts

158 months

Monday 27th April 2015
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Has anybody actually done a Sigma > Duratec conversion and how much did it cost?

framerateuk

2,733 posts

185 months

Monday 27th April 2015
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ghibbett said:
DVA POwer also have more 'stages' so upgrades can be done over time with the expense spread out. It's a pity Premier Power don't offer something like this. Or do they?
You can go to 150, 175 and 200 in stages. (If you already have a 140 they use your existing lightened flywheel too).

I have to admit, I love the idea of a 175/200hp Sigma. I think a highly tuned 1.6 is more in keeping with what the 7 is about than a 2.0 with lots of torque. It certainly wouldn't add 7k of value to the car, but if you're keeping the car, I would probably add a lot of smiles smile.

apexcone

Original Poster:

138 posts

139 months

Monday 27th April 2015
quotequote all
framerateuk said:
I have to admit, I love the idea of a 175/200hp Sigma. I think a highly tuned 1.6 is more in keeping with what the 7 is about than a 2.0 with lots of torque. It certainly wouldn't add 7k of value to the car, but if you're keeping the car, I would probably add a lot of smiles smile.
biggrinbiggrinbiggrin



apexcone

Original Poster:

138 posts

139 months

Monday 27th April 2015
quotequote all
The F155 upgrade is the biggest initial outlay.

Light weight Flywheel
Uprated clutch
Light weight alternator
Piper Cams
Throttle bodies
Cam wheels
Valve springs & retainers
ECU

My customer is already talking about the F175, which is now a fairly painless and straight forward job.

Exchange head & cams
Upload new map in ECU

The bulk of the work being done with the F155.

SKC

49 posts

132 months

Monday 27th April 2015
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Hi All,

Interesting feed back here but I'd like to add a couple of points.

Premier Power upgrades adding value to your car: If you ask Caterham then no, all they want to sell are cars that are to their specifications. On the other hand if you speak to a reputable delaer like Seven & Classics they understand what the upgrades offer. To put this into context, My F200 Sigma car was valued by them 18 months ago at £32K. As far as they were concered it was offering 400bhp per ton and therefore fell into the R400 performance category. That said then an F175 upgrade should put a car in the R300 price bracket. We have had many enquiries from customers who have been to dealers, recommending us.

The upgrades are designed so that if customers want to upgrade their engine further in the future then as many parts as possible will carry over to the next level. Although this isn't the cheapest way of reaching the end goal, some choose to do it this way.

There are alot of opinions on here from people who I doubt have had the opportunity to sample these upgrades. I would however like to invite anyone interested to get in touch and arrange a demo drive so you can at least appreciate what you're commenting on.

Regards

SKCwavey