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There are 5 cycles, 4 of them represent how people drove in 1940s LA. City, and highway are the old tests, they added air conditioning and cold...
+1 Grr
3600 psi was chosen for cng because it allows for low cost tanks and compressors. Go up and these things get more expensive. For natural gas the...
I agree. Europe has both better public transportation (alternatives) and higher fuel taxes. These combined with lifestyle make lower per capita...
Yes they were testing the most aerodynamic sold in the US. The most aero car sold in europe is the VW XL1, although now I'm guessing it outputs...
The fastest fueling is liquid poured in. Its not a technical its a cost problem. To get liquid you need more expensive equipment and...
Gen III prius and tesla S both have cdA of 6.2 sq feet in the car and driver wind tunnel. If the prius fell to 0.24 then using its 0.995 frontal...
Definitely more of a possible health problem in Europe where there are probably 9 million of these cars versus half a million in the US....
I don't really know the appropriate levels, but we know that there are many pre 2004 light vehicles on the road, and many busses and trucks that...
Not sure if its been on the thread yet. The WVU numbers . Th:)e worst is 1.5 g/miles of NOx doing rural hlls. Average non-clean diesel school...
PSD based hybrid is older. Tesla sucessful implementation of the roadster prototype was directly mentioned by chevy and nissan as inspiring the...
Its actually cheaper over a 10 year period to replace them with new cng busses, but since many are the same, I can see a retrofit kit built and...
Strange example. I thought the 2014 tdi passat was not included in the caught cars with defeat device. Not that it won't go down in value, but...
Lev III proposes to drop PM from 0.12 to 0.01 Emission Standards: USA: Cars and Light-Duty Trucks—California Perhaps with the diesel scandal of...
[MEDIA] Notice no fuel cell or diesels (well xl1 is diesel plug-in not sold in us, for safety and probably emisions regulations) in this newest...
Lexus dealer was caught doing what many other toyota dealers were doing, doubling up on floor mats. This was during a time where Toyota was...
I don't really know the numbers west virginia university, EPA, CARB, and VW are the ones that know the real numbers. I think someone could get...
Emission Standards: USA: Cars and Light-Duty Trucks—California For cars carb dropped allowable NOx from 0.4 to 0.05 beginning in 2004. I assume...
super lean means lots of extra oxygen, which means the cat doesn't work right to reduce NOx. Now it won't take much urea, but you need to switch...
That is the really bad news for vw. They say their euro 6 cars don't cheat, but who knows if that is true. There are 11 million cars, mainly in...
