honda305.com Forum

Vintage Honda Owners, Restorers, Riders and Admirers


Search found 2 matches

by RustyGold7
Fri Oct 24, 2025 3:22 am
Forum: Ignition - Mechanical | Electronic
Topic: CB72 running 20v at battery with new parts
Replies: 5
Views: 22

Re: CB72 running 20v at battery with new parts

Thanks for reply. The stator was build to the factory oem standard (company who did is very old...). Reg/rect is new 12v Jap style with 4 wires inc - earth. As stated output from stator (disconnect from loom whilst engine running) ac is good at ac30v now, issue still is dc20v @ 3000rpm yet 12.5v @ t...
by RustyGold7
Tue Oct 21, 2025 3:18 am
Forum: Ignition - Mechanical | Electronic
Topic: CB72 running 20v at battery with new parts
Replies: 5
Views: 22

CB72 running 20v at battery with new parts

Hi all. Working on a CB72 build by unknown person with apparantly commonly modified ignition system. Problem even with new stator its running at 20v @3000rpm. Background - was overcharging at 30v dc at batt and carbs leaking. Sortded carbs, got running, tested voltage and got 30 ish v. Old stator ap...