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Everything posted by ldc
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I'll give BP a try. I've experienced changes to readings when going to larger wheels (19s), however a couple of fills later it normalises back to the same figures as when i had the smaller wheels (18s). I could only think of engine management adjusting. When you have bigger wheels it takes abit more to get the car moving (higher/faster reving - engine works harder - increases speed -- more fuel consumption). That said i can't remember what the figures for my car was when it was in 16s a long while back, but now it's 10.4L on 18/19s.
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What liquid gold do you use to get those figures. I used 98 only at Caltex and my readings are 10-10.5 constantly (hardly drive on freeway. That said has anyone mentioned fuel type being the other factor to fuel consumption? Fuel economy is per engine tuning so i guess it comes up engine technology. With the increase in wheel size that changes fuel consumption i found this to be true also BUT the ecu soon adjusts and everything goes back to normal. My take is this. The engine produces power and consumes fuel according to how it was designed to. As a prestige luxury car it is neither a sports car nor a "Camry" so they have to make it as what it is. Engine design (incl. technology) and management (ecu) is outputted to suit the car.
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I'm sure weight is a factor but i wouldn't put it as a primary reason. Engine tuning (compression ratio etc) might have more to say, according to the these figures anyway. Autos: 2007 Camry Sportivo, 2362, 9.6:1, 1535kg, 9.9L/100km <====> My other car. 2010 Camry Sportivo, 2362, 9.6:1, 1535kg, 8.8L/100km <====> Pretty much the same as 2007 in weight yet with refined engine gives less fuel consumption. 1997 Honda Prelude, 2156, 10.0:1, 1335kg, 8.9L/100km 2007 IS250, 2500, 12.0:1, 1560kg, 9.1L/100km I threw in the Prelude cos the figures are funny lol. When i had it a few years back i'm sure i got more than 8.9L/100km AND it felt heavier than the Camry.
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OP is asking why isn't the 4GR-FSE producing more power, weight is one thing power output is another. Not related (unless you are talking about weight of the engine only which i doubt you are). If you bolt the 4GR-FSE into a Camry (not that it will fit) the engine still produces the same power give or take exhaust system. The 250 isn't underpowered if you look at these sixers: 323ci, 2494, 125kW @ 5500rpm, 245Nm @ 3500-3500rpm 325ci, 2494, 141kW @ 6000rpm, 245Nm @ 3500-3500rpm 325i, 2497, 160kW @ 6500rpm, 250Nm @ 2750-4000rpm Is250, 2500, 153kW @ 6400rpm, 252Nm @ 4800rpm Eunos 800, 2254, 149kW @ 5500rpm, 282Nm @ 4000-4000rpm As you can see there isn't much in it between the 325i and 250 interms of torque (we have 2Nm more) but the BMW has more power (we have 7kw less). If you look at the 800, how does 2.2L producing 149kW @ 5500rpm, 282Nm @ 4000-4000rpm fit in (Edit: it doesn't cos it's Supercharged lol) ? Weight aside the Is250 puts out good power for 2.5L (better than the E46s). The only question is how does the E92 325i put out 160 and we only manage 153, and why is the max torque occuring at RPMS differs between the two? Could it be the exhaust system? Could it be the internals? Could it be the technology? Answer these questions and you'll have the answer (somewhat).
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hey, how did u finish? r u in melb? If u take car to lexus fix how much they charge u? I have nosie come from side windows and dash. lexus city ask for 1000+ to fix the dash but not guarantee all nosie will gone. For me the noise was from the passenger side of the dash, coming somewhere between the glass and dash. When i press down the dash near the glass the noise ceased so what i did for (a long period) was jam down the gap a piece of cloth making sure enough was sticking out so that it can be taking back out. The noise went away. After a period of time i took out the cloth and it seems to be gone or lessened. I'm thinking the dash insulation wasn't adequate and could be same for most areas usch as vents.
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I wouldn't have been able to drive the car from shop to home with a missing wheel nut Chris.
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They were done at the shops when I bought them, not after. And if memory serves me right, only the front left were put on too tight hence it was hard to take off.
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I'll be upgrading soon and these are on offer. They're RS4 Style with 225/40 Kumho @ 50% and are still on my car till the upgrade. PM me. http://i1147.photobucket.com/albums/o559/aem8/18.jpg