EXCELLENT  MERCRUISER  R/MR ALPHA ONE GEN ONE 1.84-1 COMPLETE 470 170 190 V6 OUTDRIVE 

Removed from a freshwater 3.7L engine 1988 totally rebuilt and new seals last season.

Tested on boat before removal shift smooth in forward and reverse. Oil drained and it was  good green with no contamination.works great

This is a perfect replacement part buy with confidence