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Originally posted by Desert Dawg
I would argue the point that a modern, computer controlled stick shift can be made to ping moreso than the same car/engine with an automatic would.
In either case, the knock sensor hears what's going on and backs the timing off to compensate.
The knock sensor is much more sensitive than the human ear.
I've had no problems with winter gas when we experience a sudden heat wave.
Higher gas mileage in such a situation hasn't happened either.
Originally posted by xander68I noticed that gas seems the cheapest in the mid-west.. and people in California are getting screwed! Why would mid-west states only be paying 2.40 a gallon? What makes it cheaper out there? Anyone know?
Originally posted by apocalypticon
Originally posted by xander68I noticed that gas seems the cheapest in the mid-west.. and people in California are getting screwed! Why would mid-west states only be paying 2.40 a gallon? What makes it cheaper out there? Anyone know?
Not positive, xander68, but it may very well have something to do with state laws regulating the mix of fuels, additives, etc. It is always given as a reason for the higher fuel prices on the West Coast.
Originally posted by bigx01
i can get any fi manual to knock when its at idle. it's all practice and easy to confuse the computer with the load change. practice a little and everyone can do it in any car.
i happen to know a thing or two about distillation of hydrocarbons and what boils at what temp and pressure. lets just say i have operational experience with the distilation of hydrocarbons
vapor lock can and does happen with an electric fuel pump, if it has to pull gas from the tank and the rvp is to high then you'll only be pulling vapors. remember the lower the pressure, the lower the temp things boil at, give off more vapor, when your suction is lowering the pressure . if the pump is in the tank then it wont. although. with the summer rvp at only 11.5 psi (as low as 9psi in some places) then you probably wont have it happen. winter rvp can be as high as 15psi and as low as 13.5 psi.
[edit on 3-5-2006 by bigx01]
Originally posted by Essan
I don't pay anything for petrol I've haven't driven a car in over 10 years.