As part of the preparations for the S52 swap into my E36, I have to make sure the cylinder head for my S52 motor is well built and ready for boost. When I saw my S52 running in the E30 that is was pulled from, I could see a little smoke coming through the valve …

Continue reading BMW E36 – M50 / S50 / M52 / S52 High Performance Head Rebuild & Upgrade