Johnstone Supply Racing Wins With EPIC Tuning
Johnstone Supply Racing wins the Devil in the Dark 12 hour enduro at NJMP for the second year in a row!
A well prepared car, a crew th...
Monthly Archives: May 2012
S54 Treated Rod Bearings
Unfortunately, the S54 engine used in early 2001-2003 E46 M3 and MZ3/4 cars was released with a rod bearing failure problem. The factor...
Engine Calibration Interface (ECI)
The Epic Motorsports Engine Calibration Interface (ECI) was developed as a means to give BMW enthusiasts more control over their BMW’s ...
M50, M52, S50, S52 Race Valvespring
This custom valve spring kit goes far beyond typical “performance” BMW spring kits. Rather than double springs or springs that are much...