missfiring z1
Posted: Sun Jun 24, 2007 3:46 pm
Author: michael thomas
Can anyone help i have a 1980 z1 ltd that is suffering from missfiring every time from cold and on tickover also when the throttle is shut off i have already changed one nkg sparkplug that was definatlety duff so i am going to change the rest is there anything else i could look at
Posted: Mon Jun 25, 2007 4:13 am
Author: london calling
Michael,fit a set of DENSO spark plugs.
NGK plugs seem to foul up very easily.
As for the mis-fire,check the igniton system and carbs thoroughly.
Has the bike been stood for any length of time??
Posted: Mon Jun 25, 2007 7:14 pm
Author: Pigford
Sounds like pilot jet/slow running system in carbs, probably dirty/blocked
