MerCruiser 39670A28 Shift Interrupt Engine Cut-Out Kill Switch 140hp 4.3L V6 V8 Camshaft This was part of a

This was part of a lot of re-manufactured propellers I received

Not sure how many bearings are in the pile or if it is the correct number needed

MR/ALPHA Units which have no pre-load pin in the top of the drive shaft

1987 1988 1989 1990 2

MerCruiser 39670A28 Shift Interrupt Engine Cut-Out Kill Switch 140hp 4.3L V6 V8 Camshaft This was part of aItem Details MerCruiser McGill Shift Interrupter Neutral Safety Shift Cut Out Kill Switch 39670A28 Replaces the following 39670A22 39670A38 39670A5 Tested & working! (Stock Image, you will receive one in similar condition to the one pictured here) If your engine is dying when shifted into reverse, it means you have a bad overstretched shift cable Please test your existing switch with a multi meter to ensure yours is not actually working before