The MED crankshaft pulley bolt is CNC machined from EN24T steel. The bolt is longer than standard to give a more positive location of the pulley on the crankshaft, with an in-built washer. In place of the lock washer, we recommend applying a drop of 27-01 thread lock and torque to 70lb/ft.
Unpainted crank pulley for high performance engines, an efficient crank damper is a necessity to reduce failure. The standard damper commonly used is barely adequate for the standard engine. Mini Spares has reproduced the original "S" damper and pulley, far superior to the standard item. The damper ring 12A367 can be bolted directly to the original V-belt crank pulley AEG454.…