I would like to go with a points type distributor. I bought a stripped marine distributor. It is mechanical advance. OMC part number 14095800. Marked IBM-7021 3 Y. The cost was $58.03.
| Cap | Rotor | Points | Condensor | Coil | Tune up kit |
|---|---|---|---|---|---|
| 18-5353 | 18-5403 | 18-5303 | 18-5345 | ? | 18-5260 |
I bought a Sierra branded 18-5353 cap from eBay for $13.86. It has a part number on the inside of the cap.