Super Charging

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#2
I've heard some people have supercharged their 325s. Problem is, it only brings you up at about the performance level of a 330. For the cost of a supercharger, you'd have to consider whether it might be better to trade your car in for a 330, giving you that much more potential.
 
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#4
codex57 said:
I've heard some people have supercharged their 325s. Problem is, it only brings you up at about the performance level of a 330. For the cost of a supercharger, you'd have to consider whether it might be better to trade your car in for a 330, giving you that much more potential.
Supercharging a 325/323 puts you into E36 M3 range actually, and then some. End results on a AA or ASA supercharger on a 325/323 are generally 270-280hp, 250-260tq, which gives better numbers put to the road than a E36 M3 - which will still pull on 330's (even zhps) all day long.

Basically it's a bolt on 100hp, 70tq 7grand box with hoses... [:D] There's more to it of course but that's it in a nutshell.

The trade-in for a bigger power base isn't a bad idea if you have the time (to do the sales) and money, but then there's always the reverse of that argument: You already have the 325, know what condition it is in(engine wise, heck you've been driving it right?), and heck, you already have the car in the driveway. [:)]

As for excessive fuel consumption: Superchargers can help give better gas milage under normal driving conditions (Note, NOT tracking..)

Why?

More air in the air/fuel mixture = better, more even ignition of fuel. More power is then also available at lower RPM's = quicker to speed up, less of that gas pedal mashed not going anywhere.. Proof? Do a Google search on 'supercharger fuel consumption' and read the slew of articles discussing this about all brands of SC's.

[driving2]
 
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Paderborn, Germany
#5
it´s correct that a SC can do something for your gazmileage, but honestly, who drives his bimmer this careful? that is more a therotical idea than anything else.

does anyone know or can anyone find how the gaz consumption of a 330i compares to a 325 with SC? that would be the interesting point. of course, both would have to be compared equally on a course or extensive driving period in cities etc.
 


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