Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
Enjoy XS400.com?Consider making a donation to help support the site. XS400.com receives a small share of sales from some links on this page, but direct donations have a much greater impact on keeping this site going.
Could unsynced carbs (VERY crudely bench synced with sewing needles) be causing a misfire when the engine is cold? The right cylinder heats up really slowly compared to left, and the exhaust reeks of gas, but once it heats up the problem is completely gone, except for a slightly jumpy idle.
With choke all the way in, it tries to start, takes off to around 1000 rpm, falls back down and dies. Cleaned the pilot circuit the other day, and it kept idle, warmed up and ran. Idle screws are at the factory 2 and a half turns out.