TIMESERT® Insert Set, 10mm 911/930/C2/C4 (65-98) 930.101.170.90 930 101 170 90 93010117090$62.00Engine Case O-Ring, 8.3 X 2.4 mm, 911/912/914/930 (65-13) 999.701.596.40 999 701 596 40 99970159640$12.00