What is the difference between 3.0i and 3.0si

Buyer's Guide. Type keyword s to search. Today's Top Stories. View Photos. From the November issue of Car and Driver. BMW Z4 vs the Competition. This content is created and maintained by a third party, and imported onto this page to help users provide their email addresses. You may be able to find more information about this and similar content at piano.

Unless US engines are different to uk ones. I believe that bhp is possible. After all, how much physical difference do you think there is between a 3. I reckon the for the S54s they just check the tolerances more thoroughly Post by Wondermike » 02 Jan am carl wrote Post by Starscream » 02 Jan am Lol just raise the rev limiter Id assume your talking about the newer N52 engines?

I test drove a 3. Post by Pontio » 02 Jan pm raising the limiter on a 3. Even bhp on just a remap on a standard is pushing either your luck or the engine. If the tuner is telling the truth.. Post by carl » 02 Jan pm Wondermike wrote: carl wrote Post by cory » 04 Jan am Thanks, guys. So what I gather is thare really is not much i can do to increase the hp on my '07 3.

Is that right? Post by louis » 04 Jan am the power and torque curves start dipping after the rpm mark in the stock M54 engines, simply raising the rev limit isn't going to get you any more power. Last edited by louis on 04 Jan am, edited 2 times in total. The 2. The Z3 that are going to increase in value are the 2. A Z3 is a car to buy, drive and enjoy. Since a roadster is designed to be comfortable and emphasize the handling of the vehicle, it is often considered a sports car.

This was back when the fastest car had just two to four cylinders and not that much horsepower. Now that M cars are built by machines, these old models are desirable. The car is located in Massachusetts, and the owner has listed the car on the M5board forum. The M Coupe was produced in small numbers for the U. The Z3 was based on the E36 3 Series platform, while using the rear semi-trailing arm suspension design of the older E30 3 Series.

It is the first mass-produced Z Series car.