Search results

my intro thread my carburetor questions 1 2 3 My 1980 xs400 lives! Today i finished putting the carbs back in, sorted my wiring harness gremlins, put the headlight back on, and even rode it! started on the second bump! The bike doesnt have a seat yet, so i rolled up a towel and laid...

okay, going thru these BS34 carbs i have, ive got them all cleaned up and about ready to reassemble them. reaching out for some knowledge on the jets and needles. im going to either run UNI filters or velocity stacks, im trying to locate a used 2-1 pipe, and im probably going to change the...

any sources for canandian needles? mikesxs is out of stock. or xsjohn's needles would be even better.

guys- i have an 80 xs that im going minimal on. i have an ignition cylinder that works when it wants. what id like to do, is to deleted the ignition cylinder and off-run-off switch all together. im limited on know-how, but experienced with a multimeter and reading schematic. im sure i...

the emulsion tubes in my bs32 carbs i think need to be removed and either replaced or cleaned really good. by emulsion tubes, i mean hte part the main jet threads into. i cannot figure out how to remove them. are they pressed in? do they punch out? there are no provisions for screwdrivers...

anyone ever had success getting out pilot jets that are stuck? this one is a booger and im starting to round out the slot. the pilot jet is now soaking in WD40 and hopefully will budge later. if not, its ez out time, and if that doesnt work i guess ill have to try out my CV32s:(

i just cleaned these carbs yesterday and assembled today. the bike runs for the first time! i could only get one cap off the check the diaphragms, but the one i looked at looked fine, but vinyl-looking?? anyway, carbs were filthy, one main totally blocked, some passages blocked...

i have disassembled and cleaned my BS34 carbs on my 80 xs400. they were filthy, one slide stuck, one jet clogged, a few passages obstructed. all clean and ready for testing before ordering new orings, seals, diaphrams, and gaskets, and possible needles/jets. question is, for better...

good shape preferred, but poor shape but rebuildable accepted.

many years ago, during one of my GS builds, i went scouring a UJM salvage. i came across a gigantic headlight bucket with the word "yamaha" written in paint pen. it had to have been close to 9" if not bigger. any ideas what models used this big headlight? ive came across one bucket on...

hey guys, been lurking for a while, searching and gathering info. very helpful site! new to the xs, not new to bikes. ive acquired a mechanically unmolested 1980 xs400 recently, and im getting it ready to go. bike was inop when i got it, but was told it ran last year. ive pulled the...