Hi from Down Under. Require number of pulses per revolution of O/B Merc 115hp S/N 8000671 A. Blue Band ,Thunderbolt Ign, 6cyl , with Distributor. ......For installing new Tacho , Thanking You.
115HP Mercury Outboard S/No 8000671 A. Blue Band Thunderbolt Igtn ( With Distributor) Require resistance value of STATOR (between output leads). Or other test other than reinstalling and running .