NEVER USED volvo penta ball bearing, # #190803 / 183458 RETAILS FOR $100 dimensions'; 3 3/8 O/D , 1 3/4 INSIDE DIAMETER AND 1 3/16 THICK. the bearing has small dull spots on the outside. I HAVE PLENTY OF THESE BEARINGS. IF YOU NEED MORE THAN ONE BALL BEARING LET ME KNOW . MORE PICTURES AVAILABLE ON REQUEST .. . the bearing spins free as a whistle. I have MORE AND different ball bearings,. THIS BIG BEARINGS FOR THE VOLVO PENTA OUTDRIVES ARE EXPENSIVE .. save a ton , MANY VOVLO PENTA PARTS in my store ..