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Confused over 1.8's

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The 1.8 20v (no turbo) is listed with an mpg on Parkers, is this about right?

I looking at 1.9 TDI (110), the 1.6 or the 1.8 and want something with good mpg and resonable performance. The diesel would be the best but the way the price of diesel is going today :eek: I am looking at petrols.

1.8 20v isnt resonable performance, its down right poo.

1.8 20v isnt resonable performance, its down right poo.

Now Ross, stop beating about the bush.:D:D:thumbup:

Hi,

I have the 1.8 20v non turbo. If you want performance its not quick (but is adequate and pulls well when you get the revs up). The economy is very good and I average about 37mpg (lots of town driving with a couple of motorway trips per week). All in all I'm very happy with it. Plus if you are buying an older model you eliminate the risk of having problems with the turbo which are of course expensive. Finally, its cheaper than the diesel!

If you want economy and reasonable performance on a Mk1 octavia then the 110bhp 1.9 is the way to go.

Yes , diesel is 10% more expensive than unleaded , but the 1.9 driven sensibly will get 55mpg compare to the 37 of a petrol

Define "sensibly". On any sort of a run I "cruise" at 60 on single and 70 on dual carriageway; I accelerate "assertively" and am not diffident about overtaking slowsters, and get mid 50s from a TDi110.

Define "sensibly". On any sort of a run I "cruise" at 60 on single and 70 on dual carriageway; I accelerate "assertively" and am not diffident about overtaking slowsters, and get mid 50s from a TDi110.

When I had mine I drove in a similar style with the climate control on all the time and almost always got about 56mpg indicated (53 actual) on a tankfull.

That wasn't making any huge steps to drive for economy , though I would make the effort to coast towards junctions when I can see lights were on red etc , rather than driving up to them and braking hard , and so on....

Towards the time when I got rid of it I was driving without the climate control on (as it had stopped working) and if I really made the effort to drive efficiently I'd get above 60mpg on my route home from work.

Had fuel prices been at their current levels I'd have always made more of a effort as I do now , and am sure I would have beaten those figures.

When I had mine I drove in a similar style with the climate control on all the time and almost always got about 56mpg indicated (53 actual) on a tankfull...

Sounds like your driving style is pretty similar to mine in the main then. I figure that 10% higher fuel costs are more than balanced out by 30..40% better economy!

Sounds like your driving style is pretty similar to mine in the main then. I figure that 10% higher fuel costs are more than balanced out by 30..40% better economy!

Yep , couldn't agree more , plus I like the way the diesel engines drive with low down torque.

To be fair a lot of my driving was on motorways where I'd just put the cruise control on and sit there , so that helps the economy and I never went vastly above speed limits though I did accellerate briskly up to them.

Also , one thing that I keep seeing mentioned in the diesel v petrol debates is how diesels have turbos that keep failing (true enough if you are unlucky or drive a PD140) and the new petrol engines are nearly as efficient (a lot of them aren't).

Trouble is , these new petrol engines are smaller capacity turbocharged engines , and you can guess what will start going wrong......

Also , one thing that I keep seeing mentioned in the diesel v petrol debates is how diesels have turbos that keep failing (true enough if you are unlucky or drive a PD140) and the new petrol engines are nearly as efficient (a lot of them aren't).

Trouble is , these new petrol engines are smaller capacity turbocharged engines , and you can guess what will start going wrong......

Aren't some of them, like the FSi units, turbo and super-charged, meaning they've got 2 blowers to go wrong?

  • Author

Thanks, I have been think that the diesel would be the best. I was looking for info on the 1.8 (so as not to rule it out) but everything was about the 1.8T.

Hmm. Lots of revs to get it to move (I have that on the TURBO, I can only imagine how sluggish the non turbo is) and 37mpg. I hit 73mpg taking it very steady in the tdi, average is 55, up to 65 on a run. Petrol 1.17, diesel 1.28. Diesel, wheel spinning torque off idle.

You can guess which I prefer driving.

Hi,

I have the 1.8 20v non turbo. If you want performance its not quick (but is adequate and pulls well when you get the revs up). The economy is very good and I average about 37mpg (lots of town driving with a couple of motorway trips per week). All in all I'm very happy with it. Plus if you are buying an older model you eliminate the risk of having problems with the turbo which are of course expensive. Finally, its cheaper than the diesel!

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