For motors M3BP/GP/HP/JP/KP 315 SM_ or ML_ with hard fan cover fastening. Used in new motors as standard solution from mid 2009. For connection the following parts are needed: 4 pcs 3GZF334033-424 HEX. SCREW M10X12/12 4 pcs 3GZF334030-20 SPRING WASHER Rubber damper for grease valve handle holes: 2 pcs 3GZF334130-31 RUBBER DAMPER