E21 4 cylinder engines suffer from valve tick if they badly adjusted
E21 carburetor engines develop flat spots if tuned badly
BMW E21 M20 engines Ensure cam beltsare have to change every 50,000 miles
Hand brakes seize on if you left it for long time
most of E21 M20 engines suffer snapped head bolts
BMW E21 M20 engines Ensure cam beltsare have to change every 50,000 miles
Hand brakes seize on if you left it for long time
most of E21 M20 engines suffer snapped head bolts
