Hi all, glad to have found this group!
Being short on cash this Xmas, I chose to drive my 1992 Mira L200 from Alice Springs to Adelaide, (Usually around 1600 km).
Temperatures were (low for here) but around 37-39 degrees. So I pulled out the air-con radiator before leaving (otherwise the car would have overheated). I split the trip over 2 mornings, leaving at 4 am daily. I left with 2 full jerrycans to avoid the exhorbitant fuel costs mid-way.
I travelled while outside temperatures were between 23-34 degrees, spraying myself with water from a bottle to keep cool, keeping windows closed but interior fan on. I was pretty comfortable, other than a paralysed foot on the accelerator to keep a steady 110 Kph.
Well, I can say that the average consumption was 5.1 l/100. The only time it was lower was between 3:30 and 5:30 am, when it was dark and I drove at 70-80 to avoid kangaroos: then I did a refill and had managed 4.6l/100.
Now the trip is over, I have already put larger tyres on my Mira:
replacing the 145/70R12s with 155/80R12s gives an 8.5% increase in radius.
I bought second-hand tryres, testing them in case the tyres scrubbed or the vehicle mis-handled. Fine all round; even better feel to the car. (I will possibly have to add larger shocks to cope with the extra 1 kg/wheel unsprung weight).
The change to gearing is dramatic; I no longer shift to 5th gear in city traffic at 60Kph as was intended for a shopping-car Mira(?). I can now do as low as 70 kph in 5th, as long as there's no hint at an uphill drive.
I'm now preparing my trip back. I've fitted a Uniden GPS301 (picked up for $100) just so I get a correct speedo reading. I've got a cruise control ready to squeeze under the bonnet for the next 1600 kms of straight road. (There is a real risk of
deep vein thrombosis when you cannot move your feet around for 10 hours at at stretch.
I am watching these posts intently for advice on sensible modifications.
kind regards,
Steve Peters
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