Tag Archives: ecoboost built engines

How to install Aux Fuel Adapter and Rail on your EcoBoost Mustang or Focus ST/RS?

2) Position aux adapter and intake manifold on cylinder head 3) Install the M8 washers and socket head screws into intake manifold and adapter. Make sure all o-rings are still in position. TQ socket head cap screws to 18 ft-lbs.  To finish the hardware install, you will need to disconnect the oem fuel line connection […]

What is the difference between the TS, ST, and 2.3L cylinder blocks?

The TS, ST, and 2.3 blocks all share the same bore (87.5 mm) and deck height (231 mm). Because of this, we can change cranks and rods to to obtain either a 2.0 L or 2.3 L displacement without any boring of the block. But there are many things to consider when choosing the correct […]