WTF

im messin with my dads bike cause it started runnin crappy and this ---- is all nonsence to me.. i've worked on a few small carbs, with a low sucess rate xcept my fiddy, anyways

why do these things have 4 spark plugs? its a 99 kawasaki vulcan 1500cc and has 1 carb. and 4 spark plugs.. he says it doesnt always stay running at lights n ----, and it backfires . any ideas or advice would be cool

jspin

i know some older nissan pickups have twin spark plugs...might be a place to start researching, good luck