Kelford Cams recommend valve spring KVS57-BT

This increased clamping force helps prevent head gasket failures and cylinder head lift

285°/280° stage 2 racing cams for professionally built BMW Gen 1

this BMW N55 piston set features:

Mishimoto X-Line Performance Aluminum Radiator, BMW E30 DMR Kelford Cams recommend valve springAn ideal upgrade for the brittle stock BMW radiator, the Mishimoto E30 X Line Performance Aluminum Radiator provides your classic 3 Series with enhanced reliability and improved cooling efficiency. BMWs are known to have frequent cooling related failures due to the use of numerous plastic components throughout the system. A simple coolant leak can result in overheating, accelerated engine wear, or head gasket failure. Whether you have a M20 powered