cb400t

I want to order some downpipes for a 1981 CB400T and was wondering if anyone can recommend buying downpipes from CMSNL. Based on other posts here it seems like CMSNL is fairly reliable but can be pricey for shipping. They have two options, both of which are single-wall reproductions with the...

Hello! Starting a rebuild thread for my 1980 CB400T with 37,400 miles. Going to use this as a way to keep my notes together and in the same place, as well as ask questions of the knowledgeable folks here. The previous owner told me that it needed a new fuel filter and spark plugs, but it had a...

Well hello again folks. After a long hiatus of work, kids and life, I finally got around to rebuilding the top end of my 1978 CB400T. I am a little concerned because my initial compression readings are lower than they were prior to the rebuild (145psi before, roughly 125psi now), but I am...

Per this build thread: https://www.vintagehondatwins.com/forums/threads/1978-cb400a-hondamatic-from-west-chester-pa.13106/ we need a fuel tank in usable condition for a CB400T/CB400A. Ideally a red tank, but open to anything. Thanks in advance!

I have recently baught a 1978 Honda cb400T. I have talent apart the carburetors and fully cleaned them. I checked for proper vacuum slide function and it all seems to be fine. The bike will start up fantastic and rev to only 5k rpm. I’m just wondering if anyone has any suggestions on what I...

We have a new unique headlight in stock, and ready to rock! "Omega" Pictures down below. And don't forget to use code VintageHondaTwins10 at checkout! Website link for more info: https://speedmotoco.com/omega-dual-led-projector-mini-headlight-mask/

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 everyone. I am proudly a new owner of my First Vintage Honda. It is a 1978 Honda CB400t. It currently is a bit of a Frankenstein. I am not 100% sure if it is a TI or TII where it seems to have parts from both. spoked wheels of the TI and electric start of the TII. Not to mention that it...