cdi

I am not sure this issue is carb or electrical related, but after rebuilding the carbs many times and them running fine up until recently, I feel like my issue is most likely more electrical. So, with that in mind, let me jump into it. My 1980 CM400 started running rough about 300ish miles...

Good day Everyone! Well I picked up a 1978 CB400T be accident at a auction..... Long story. The unit was missing everything and had a ground fault in the wiring harness. So I was able to get a new harness, carbs, stator, flywheel, bolts, coil and CDI from another Canadian a couple of...

Hello to all VHT Members, I've setup a community test kit for diagnosing ignition/no-spark/bad performance conditions. Swapping your parts with the ones out of the kit can help you diagnose if you need a stator, CDI, or coil. The kit includes: Prototype CDI Known-good Ignition Coil with new...

Hey all I’ve recently purchased a Honda cb400t(as a complete amateur to motorcycle service) and got it out a few weeks ago and found that it was not running correctly at about 75-80km/h and 5500-6000rpms. After doing lots of research I found my timing was off so I replaced both my stator(from a...

Thanks to a kind donation from Jim I received 5 broken CDI units as was able to use these to successfully reverse engineer the CB400/CM400 manual series CDI. CURRENT STATUS 08-07-2024: Ready for your order. Direct contact via PM, E-Mail or direct order though Hondamaticparts.com preferred...

Hello, I've been working on reverse engineering the Hondamatic CDI for the CB400A, CM400A, CM450A bikes. It's now been successfully road tested for more than 3000+ miles in stop and go traffic, and highway. Over 20 sold. Here is a video of the prototype running on my 79 CM400A: CURRENT...

Hello all, i recently acquired one of these acacia ignition systems off ebay second hand-apparently worked when pulled. It did not come with any instructions which i figured i could overcome from the videos people had posted, and the instructions that i apparently hallucinated about being...