Chevy 350 2-Piece Seal Internally Balanced 3.480 in. StrokeScat New Stock Chevy Crankshaft fits 350 Chevrolet with Two Piece Real Seal - This is a new crankshaft with standard sized journals. As with all new crankshafts, it is necessary to check your bearing clearances Exclusive 9000 Series Space Age 9000 Material Precision Ground and Micro-Polished This crankshaft is a GREAT VALUE! New Standard sized journals and quality all the way. We have sold many of these over the years and Scat Quality can't be beat. They stand the test of time and a great price besides.