ITB INSTALL TO STANDARD 2.5L BMW 325I ENGINE

ITB INSTALL TO STANDARD 2.5L BMW 325I ENGINE

This is here to show the power gains made by fitting a set of 40mm ITB intakes to a standard 2.5L 6 cyl engine with no other modifications, note the gains made to the mid and lower rpm range. To drive this car the transformation was quite impressive. Build sheet...
BMW M40 4 CYLINDER MOTOR

BMW M40 4 CYLINDER MOTOR

HIGHER PERFORMANCE M40 DOHC FOUR-CYLINDER ENGINE The BMW M40 is an inline-four SOHC piston engine which replaced the M10 and was produced from 1987–1995. Displacement ranges from 1.6 L to 1.8 L. It began to be replaced by the M43 SOHC engine in 1991, however from 1989...
HOW TO SYNCHRONIZE ITB’S

HOW TO SYNCHRONIZE ITB’S

This is how to properly synchronize your ITB intake. First up you will need to buy or borrow one of these…. There are several different designs but they all do the same thing, they accurately measure the flow of air into the velocity stack. Using a vacuum type of...
BMW M44 ITB INSTALL

BMW M44 ITB INSTALL

With the help of Haydn the owner of this car we did a lot more research and development than usual on this kit design, lots of flow simulations and calculations were made on every component from the manifolds to the airbox and once again the results speak for them...