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The 1.8 Tsi does it again...

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The 30-50mph in third  is utterly devastating, I doubt any Skoda can match it!

 

Any standard Skoda, running standard power - possibly.

 

Glad you're enjoying it though :D

Guys, I'll have to talk metric as I haven't used imperial for 30+ years - I'll attemp t to covert where possible.

 

I have a late 2007 build 118kw 1.8tsi manual hatch.  It's at 118,000km now & has had a Bluefin for the past 85,000km.  I have no idea what the before & after numbers were but it's always been a strong engine that used no oil.

 

I run 98ron usually.  Sometomes 100ron with 10% ethanol.

 

90% of my driving is motorways but Australian motorways aren't as good as UK ones & our speed limit is usually 100kph (sometimes110kph) & the politicians / coppers are anal about speeding as it's a great revenue raiser so you can't get away with it like in the UK.

 

For the 118,000km I've averaged just under 6.7L/100km (42mpg?).  Generally i use Shell V-Power 98ron but recently changed over to the local "no-name" independant 98ron and am averaging 6.3 (45mpg?).  The only other mod is some very heavy Audi 16x7.5" rims with 225/55x16 Michelin Primacy tyres so my speedo is corrected to almost "perfect" (it's about 2kph out at 110kph instead of the 10kph from the factory) and the odometer is a bit untruthful - eg: 15,000km on the odo used to be about 14,200km but now it's like 15,100km.  So my fuel consumption figures are really accurate whereas if you are still running 205/55r16 even the calculated consumption figures are a bit "good news story".

 

Best i've ever got out of the 55L tank was 851km for 54L at 6.0l/100km.  I guess that's as good as it gets. :-)

 

It's also got Eibach springs & koni yellows.  The springs are for a vRS wagon so the back end is a bit stiffer & higher & helps the turn-in.

 

Great car & entertainingly quick with the Bluefin - best i've had in 35 years & about 30 vehicles through my garage.  It's a shame the marque hasn't really caught on down here.

I'd love a 1.8TSI one too! Great cars.

Wish I'd thought of buying one when I bought my 2.0TDI

There's a local taxi to me that's a 1.8 TSI. It's the only petrol one I've seen. Seen a few PD vRS taxis.

Spark plugs seem to be a must to keep on top off.

Spark plugs seem to be a must to keep on top off.

How do you mean? Should they be changed at a particular mileage or after a given time? 

Yes

No

Sent from my GT-I9305 using Tapatalk 2

 

Ooh, anything concrete on that front?? I've seen lots of threads on the chain problems and haven't noticed anyone mention it happening on the 1.8, but never seen it said conclusively.

There you go then, no one reports its so does it happen?

 

The whole timing chain failure thing is a bit sensationalised, understandably because when it does happen its pretty catastrophic, rather like a plane crash. Like flying though, it's still unlikely to happen.

Ooh, anything concrete on that front?? I've seen lots of threads on the chain problems and haven't noticed anyone mention it happening on the 1.8, but never seen it said conclusively.

There is a documented case on Briskoda of a Superb II 1.8TSI timing chain failure.

  • Author

Well one out of tens of  thousands is good enough for me!

I studied this site for 6 months before making my choice of a 1.8 TSI

Seems that the diesels have  loads more issues than petrol  and I will wager  many don`t need them for the mileage

It is a mystery why sooo many buy them to save a tenner a week in fuel, yet pay loads more to buy it in the first place?

My 1.8 Tsi  at £5100 in Feb 2012 was a whopping £2 grand cheaper than the same diesel version 58 reg Octavia elegance

And is a whole lot more fun to drive

IMHO the 1.8TSi is unbeatable in terms of cost, reliability and driver pleasure

Well one out of tens of  thousands is good enough for me!

I studied this site for 6 months before making my choice of a 1.8 TSI

Seems that the diesels have  loads more issues than petrol  and I will wager  many don`t need them for the mileage

It is a mystery why sooo many buy them to save a tenner a week in fuel, yet pay loads more to buy it in the first place?

My 1.8 Tsi  at £5100 in Feb 2012 was a whopping £2 grand cheaper than the same diesel version 58 reg Octavia elegance

And is a whole lot more fun to drive

IMHO the 1.8TSi is unbeatable in terms of cost, reliability and driver pleasure

Someone said you have to be doing in excess of 30K miles a year to make the extra cost of diesel car and fuel worthwhile. I do 7000. 

If they still did the 1.8 TSi in a new manual Octavia I'd trade mine in again...but they don't...silly billies!

Well one out of tens of  thousands is good enough for me!

I studied this site for 6 months before making my choice of a 1.8 TSI

Seems that the diesels have  loads more issues than petrol  and I will wager  many don`t need them for the mileage

It is a mystery why sooo many buy them to save a tenner a week in fuel, yet pay loads more to buy it in the first place?

My 1.8 Tsi  at £5100 in Feb 2012 was a whopping £2 grand cheaper than the same diesel version 58 reg Octavia elegance

And is a whole lot more fun to drive

IMHO the 1.8TSi is unbeatable in terms of cost, reliability and driver pleasure

 

The Petrol/Diesel debate is not so simple when buying used cars....... you paid £2k less for a 1.8TSI vs a Diesel, but you'll likely get £2000 less for yours when you sell it compared to a similar diesel......so that factor cancels out.

 

A tenner a week means in 3 years of ownership you'll be £1560 poorer in fuel than if you'd got a diesel, plus £105 poorer in road tax. The 1.8 TSI is a great petrol option in the Octavia.....but it produces considerably less torque than any of the 2.0 diesels and is still 10 bhp down on the PD/CR 170 diesel. 

 

I still think it's a great engine and I'd have one myself if I did low mileage. But when buying used, the 1.8 TSI will, in the end, make you poorer than if you'd gone for a diesel.    

Edited by booke23

The Petrol/Diesel debate is not so simple when buying used cars....... you paid £2k less for a 1.8TSI vs a Diesel, but you'll likely get £2000 less for yours when you sell it compared to a similar diesel......so that factor cancels out.

 

A tenner a week means in 3 years of ownership you'll be £1560 poorer in fuel than if you'd got a diesel, plus £105 poorer in road tax. The 1.8 TSI is a great petrol option in the Octavia.....but it produces considerably less torque than any of the 2.0 diesels and is still 10 bhp down on the PD/CR 170 diesel. 

 

I still think it's a great engine and I'd have one myself if I did low mileage. But when buying used, the 1.8 TSI will, in the end, make you poorer than if you'd gone for a diesel.    

 

Despite the lower horsepower the 1.8 TSI is still quicker through to 60 than all the diesel Octavia past and present.

 

As to fuel consumption, particularly if you pick the DSG, the fuel consumptions is only a few percentage points different and with diesel fuel a few percent more expensive that fuel cost difference is very small. (Even less with a fuel card).

 

Also the wiesel DSG requires serving costs and the 7 speed does not.

 

Gave up owning 4 cylinder diesels as they just do not provide driving fun and have owned many of them and the 1.8 TSI is the pick of the engine bunch, diesel or petrol, and I currently own both a Fabia and Octavia VRS.

 

Skoda, please bring the Octy Mk 31.8 TSI to the UK. (And preferably get the 7 speed DSG to work with it).  

I was hoping they would put the 6 speed wet clutch DSG on the next 1.8 TSI.

 

There are a quite a few posts on this forum from 1.8 TSI DSG owners with broken gearboxes. To be honest, I think the 1.8 TSI is pushing the limits of the 7 speed dry box, which has a lower capacity for handling torque than the 6 speed.

 

I've never quite been able to work out why the 1.8TSI has slightly better acceleration than the 170 bhp diesel........I guess it's down to the lighter weight of the 1.8 TSI power plant.    

The Petrol/Diesel debate is not so simple when buying used cars....... you paid £2k less for a 1.8TSI vs a Diesel, but you'll likely get £2000 less for yours when you sell it compared to a similar diesel......so that factor cancels out.

A tenner a week means in 3 years of ownership you'll be £1560 poorer in fuel than if you'd got a diesel, plus £105 poorer in road tax. The 1.8 TSI is a great petrol option in the Octavia.....but it produces considerably less torque than any of the 2.0 diesels and is still 10 bhp down on the PD/CR 170 diesel.

I still think it's a great engine and I'd have one myself if I did low mileage. But when buying used, the 1.8 TSI will, in the end, make you poorer than if you'd gone for a diesel.

Doubt the gap for resale will be as huge. Factor in potential dmf and dpf replacement if your going to keep it for quite a few years and diesel doesn't look as favourable. Petrol engines have closed the gap on diesel so much these days and after driving both when I bought my vrs I decided it had to be petrol as it was far better to drive. Yeah diesel has more torque but it is such a narrow range....oh and my last 3 cars were all diesel! At the end of the day no one buys a petrol to save money but just trying to point out that the advantage of diesel ownership has diminished over the last couple of years.

I was hoping they would put the 6 speed wet clutch DSG on the next 1.8 TSI.

 

There are a quite a few posts on this forum from 1.8 TSI DSG owners with broken gearboxes. To be honest, I think the 1.8 TSI is pushing the limits of the 7 speed dry box, which has a lower capacity for handling torque than the 6 speed.

 

I've never quite been able to work out why the 1.8TSI has slightly better acceleration than the 170 bhp diesel........I guess it's down to the lighter weight of the 1.8 TSI power plant.    

 

It is quite complex as to the why the 1.8 TSI is half a second or so quicker to 60, and 2 seconds quicker to 100 mph than the 170 hp diesel.  Vehicle weight does not explain it.

 

The two main reasons I believe are that the 1.8 TSI has a better power plateau.  If you plot horsepower against percentage of useable rev range you will see the 1.8 TSI holds the near maximum horsepower plateau for a much greater part of the rev range,

 

The other factor is the inertia of the engine parts which are much higher for a diesel engine and sap more during acceleration.

 

 If you compare two cars with similar or same output engines the petrol will usually be between 5 to 10% quicker due to these factors, especially with the direct injection turbo petrols.  The two 105 hp Fabias are a good example, same HP, petrol is almost a second quicker to 62 mph.  

just trying to point out that the advantage of diesel ownership has diminished over the last couple of years.

 

I agree......especially in recent years with the advent of the 1.4/1.2 TSI options. 

  • Author

Some very well made points

My original point was just how great a all round car the "Bog standard" 1.8 Tsi is, whatever the Spec

Despite its ordinary looks its just as fast as all but the Petrol VRS

Still relatively good on fuel, cheap to insure and service

And above all cheap to buy.. 

Some very well made points

My original point was just how great a all round car the "Bog standard" 1.8 Tsi is, whatever the Spec

Despite its ordinary looks its just as fast as all but the Petrol VRS

Still relatively good on fuel, cheap to insure and service

And above all cheap to buy.. 

 

I particularly like the engine revving up to 7k redline.   Keep over-revving the 2 litre TSI with its lower redline and am constantly annoyed by the Octy VRSs low gearing  ie 25 mph/1000 revs compared to the Faiba VRS and Octy 1.8 TSI 27-28 mph/1000 revs.  

Was alway tempted to remap the 1.8 TSI as with it producing max power at 4500 rpm and redlining at 7K clearly could add another third more power quite easily and most people say the 7 speed DSG can cope with 300 Nm or even up to 350 Nm.

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