Guys, need help here. Motor is 1973 Mercury 20HP. the top cylinder is not firing. switched wires of the two coils and the bottom would not fire. so I believe the coils are OK, the plug wires are OK. Now is it a problem with the switch box or even upward a bad stator or trigger? How do I test it...
Hi guys, I have a 1980 Merc 20HP. Lower unit was water damaged, bearings are rusted like in pic.
I’m thinking to find a complete lower unit and replace the whole because when I took the LU apart, the bearing carrier cover nut was corroded and damaged but it seemed nowhere to find a replacement...
Thanks for your valued input. Yes, mine is single water cooled 40A VR which is a bad design. Merc changed it to a dual VRs in later motors. The MOSFET R/R I was looking has a capacity of 50Amp so I think I should be ok.
I have a 88 Merc 175hp. Recently have trouble with the Rec/Reg and considering replacing one. Rather than spending 700 dollars on an OEM or 800 on a CDI replacement kit, I found this MOSFET rec/reg used on bikes. They are the newest technology with less heat and stable output and never burn the...