Mercury Kiekhaefer 31-21146 Torrington Roller Bearing B-1112 Driveshaft Mark MK Exhaust Manifold 90840 / 90840A1 / 15120T

90840 / 90840A1 / 15120T / 15120

For use with OMC Cobra V6 4

1969 1970 1971 1972 1973 1974 1975 73872A1

& 1146372 and up

If you need more details please feel free to ask

Mercury Kiekhaefer 31-21146 Torrington Roller Bearing B-1112 Driveshaft Mark MK Exhaust Manifold 90840 / 90840A1 / 15120TItem Description Mercury Part Number 31 21146 Torrington Roller Bearing B 1112 Propeller and Driveshaft Possibly used with Mark 7, KE4, 40, KG9, KF9, KG4, KF7 KE7, KG7 1939 1953 (and possibly others). Make sure to check and see that the number on your bearing is the same. Purchase with confidence! General Disclaimer (please read) These are New Old Stock Parts from a large mercury Mark & K models cabinet I have. Some of these parts might work on more