Bavarian Solutions  [ Cylinder Head Services - Assembly & Rebuilding ] We offer cylinder head rebuilding services to ensure your cylinder head will perform flawlessly. Whether you are looking for a simple factory rebuild to refresh the cylinder head or you are looking for us to rebuild the cylinder head with an aftermarket valvetrain kit we can do it all. Services Available:   Intake & Exhaust Valve Replacement Valve Spring Replacement Valve Spring Retainer Replacement Valve Guide Replacement Shimming