For motors M3BP/GP/HP/JP/KP 355 (B3) with resilient fan with resilient fan cover fastening. Used in new motors as standard solution until early 2010. For connection the following parts are needed: 4 pcs 3GZF334130-1 (RUBBER DAMPER), 4 pcs YDDD16/10.2X8
(WASHER). Rubber damper for grease valve handle holes: 2 pcs 3GZF334130-6 (RUBBER DAMPER). From early 2010 cover 3GZF314735-130 with hard fastening is used instead of 3GZF314735-1 in new motors.